1/2" (12 mm or 13 mm) Travel Motorized Actuators


  • High-Precision Piezo Inertia Actuators
  • Motorized Micrometer-Head Steppers
  • Precision DC Servo Motor Actuators
  • High-Load Precision Stepper Motor Actuators

ZST213

13 mm Travel
Stepper Motor Actuator

Z912V

12 mm Travel
DC Motor Actuator

ZFS13

13 mm Travel, Compact
Stepper Motor Actuator

PIA13VF

13 mm Travel
Piezo Inertia Actuator, Vacuum-Compatible

Related Items


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13 mm Travel Compact Stepper Motor Actuators

Required
Controller
KST201

  • 49,152 Microsteps per Revolution
  • 15 V Output at 12 W
  • Trapezoidal and
    'S-Curve' Velocity Profiles

Features

  • Compact, Bi-Polar Stepper Motor Actuator:
    • ZFS13: 89.5 mm (3.52") Long when Retracted
    • ZFS13B: 85.5 mm (3.36") Long when Retracted
  • Manual Adjustment via Rear-Located Thumbscrew
  • Non-Rotating Drive Tip
  • Compatible with Mirror Mounts and Translation Stages using 1/4"-80 Thread (ZFS13) or Ø3/8" (9.525 mm) Mounting Barrel (ZFS13B)
  • Also Available in 6 mm and 25 mm Travel Versions

Our ZFS13 and ZFS13B Actuators provide smooth, precise linear motion control in a sleek, compact package measuring just 89.5 mm (3.52") or 85.5 mm (3.36"), respectively, in length when fully retracted. This compact profile reduces the distance between the end of the actuator and optomechanical components, keeping the center of mass closer to the contact point than the ZST actuators featured above.

Powered by a small-diameter, two-phase, bi-polar stepper motor, these actuators operate at speeds of up to 2.0 mm/s. The non-rotating drive tip reduces wear and friction and improves smoothness of motion by removing rotational contact at the tip. If power is not supplied to the actuator, manual adjustment is achievable using the rear-located thumbscrew. The actuator motor can be damaged if this thumbscrew is rotated while power is being supplied.

Item # ZFS13 ZFS13B
Mounting Barrel 1/4"-80 Threaded Ø3/8" (9.525 mm) Smooth
Travel 13 mm (0.51")
Backlasha <15.0 µm
Bidirectional Repeatability <5.0 µm
Home Location Accuracy <5.0 µm
Maximum Load Capacity 40 N (8.99 lb)
Velocity 2.0 mm/s (Max)
Acceleration 10 mm/s2 (Max)
Gearbox Ratio 400:9 (Approx. 44:1)
Limit Switches Hall Effect Sensor
Lead Screw Pitch 1.0 mm
Motor Type 2-Phase Stepper
Microsteps per Revolution of the Motorb 24 Full Steps, 2048 Microsteps per Full Step
49 152 Microsteps per Revolution
Calculated Minimum Incremental Motionc 0.46 nm
Operating Temperature 5 to 40 °C (41 to 104 °F)
Dimensions (W x H) 35.0 mm x 19.0 mm
(0.38" x 0.75")
Length when Fully Retracted 89.5 mm (3.52") 85.5 mm (3.36")
Cable Length 0.6 m (2 ft)
Connector HDDB15
Required Controller KST201
  • The user can correct for backlash errors by adjusting software settings.
  • Measured using Thorlabs' previous generation TST101 T-Cube™ Stepper Motor Controller.
  • See the Calculations tab for more information.

The ZFS13 actuator has a 1/4"-80 threaded barrel that can be mounted to any manual mirror mount for stage with 1/4"-80 threads, while the ZFS13B actuator has a Ø3/8" barrel for compatibility with a wide range of translation and rotation stages. Simply remove the existing manual adjuster from the mount, and screw in our ZFS Actuator.

These actuators incorporate stepper motors that provide sufficient torque for loads up to 40 N. The actuators allow very small step sizes over the entire travel range, delivering greater flexibility with low (<15 µm) backlash and fine resolution. The design incorporates a 400:9 gear reduction head which, when combined with the 49,152 microsteps per revolution offered by the KST201 stepper motor driver, gives a theoretical travel per microstep of 0.46 nm (see the Calculations tab for details).

Hall effect limit switches prevent the unit from being overdriven and provide homing capability with an accuracy of <5.0 μm. The ZFS series actuators come with 0.6 m of cable terminated in a 15-pin D-Type connector (see the Pin Diagrams tab) that is compatible with our KST201 stepper motor controller. A 1 m (3.3 ft) extension cable (PAA614) is available separately.

The ZFS13B has a high tolerance standard Ø3/8" mounting barrel that is compatible with many translation and rotation stages including our popular MT1 Translation Stages. The ZFS13 has been designed specifically to replace the manual adjusters in stages and mirror mounts that have 1/4"-80 threaded fittings. Simply remove the existing manual adjuster from the mount, and screw in our ZFS Actuator. The manual adjuster of the MT1 stage in the photo below is replaced with a ZFS13B motorized actuator.

Translation Stage with Motorized Actuator
Click to Enlarge

MT1 Stage with Manual Adjuster Replaced by ZFS13B Actuator

How to calculate the linear displacement per microstep

The ZFS series of motors has 24 full steps per revolution, and when driven by the KST201 drivers, there are 2048 microsteps per full step, giving 49,152 microsteps per revolution of the motor. The output shaft of the motor goes into a 400:9 gear head. This requires the motor to rotate 44.445 times to rotate the 1.0 mm pitch lead screw one revolution. The end result is the lead screw advances by 1.0 mm.


Linear displacement of the lead screw per microstep:

Number of Microsteps x Gearbox Ratio = 49,152 x 44.445 = 2184560.64

The linear displacement of the lead screw per microstep is

1.0 mm / 2184560.64 = 0.46 x 10-6 mm = 0.46 nm

Pin Diagram

Schematic
High-Density D-Type Male 15 Pin Connector

Connector Pin Out

Pin Description Pin Description
1 Limit Ground 8 Reserved for Future Use
2 CCW Limit Switch 9 Reserved for Future Use
3 CW Limit Switch 10 Vcc (+5 VDC)
4 Motor Phase B - 11 Reserved for Future Use
5 Motor Phase B + 12 Reserved for Future Use
6 Motor Phase A - 13 Reserved for Future Use
7 Motor Phase A + 14 Reserved for Future Use
 -  - 15 Ground
Connectors Terminating the Converter Cable
Click to Enlarge

High-Density D-Type Male 15 Pin Connector

Posted Comments:
user  (posted 2024-09-26 12:01:22.587)
Hi, is there a way to mount the PIA13 piezo inertia actuator to the MBT616D/M 3-Axis MicroBlock stage in place of one of its original actuators? I would be interested to motorize the vertical movement of the MicroBlock.
dnewnham  (posted 2024-10-04 11:08:23.0)
Thank you for your inquiry, we do not recommend removing the drivers from the MBT616D/M stage so I would not recommend attempting to mount PIA13's to the MBT616D/M stage however I will reach out to you directly to discuss possible alternatives.
chengyun hong  (posted 2022-08-05 20:38:59.843)
hello we have the ZFS13B and the KST 101 in our lab, and we fixed this on the mirror mount to control the beam position in the 50X microscope. We tried to use the jogging mode and change the beam position in ~0.5 um scale in OM but we find one problem that the jogging is not always working both for kinesis and APT software. It will stop for the first three clicks and after the fourth click, it will move. how can we fix this problem? I think the resolution of the stepper motor is much better than our demand. And I also want to ask how can we make more precise control of the stepper motor. what kinds of parameters we should change to make each step size the same? thank you so much!
DJayasuriya  (posted 2022-08-09 08:41:43.0)
Thank you for your inquiry. We have got in touch with you directly to resolve your issue
chengyun hong  (posted 2022-05-20 18:01:39.78)
Dear I am chengyun Hong in SKKU. Korea Ji-Hee Kim lab. In our lab we have ZFS13 and I tried to use the KST 101 to control it. And I downloaded the kinesis software but i faced the problem in rectify the ZFS13 in the kinesis software and can not change the defalt setting, which is HS ZST6. when i tried to add the custome setting, all step motter are locked and when i click hte ZFS13, and click creat, it will automatically change back to HS ZST6. Could you please tell us how to connect the ZFS13 with kinesis software? thank you so much!
DJayasuriya  (posted 2022-05-20 10:17:44.0)
Thank you for your feedback. We have reached out to you directly to resolve your issue.
DJayasuriya  (posted 2022-05-20 10:17:44.0)
Thank you for your feedback. We have reached out to you directly to resolve your issue.
Chengyun Hong  (posted 2022-04-06 14:09:15.0)
Hello I am chengyun hong from the Sungkyunkwan University, Korea. We have two ZFS13 motorized mirror mount in our lab and now want to use it on the vertical mirror mount(1 inch mirror) to control the beam under OM. But did not find any suitable vertical mirror mount for it. I think vertical mirror mount which can fix with 1/4"-80 Threaded Bushings is good to use the ZFS13, can we customize it? Thank you so much
DJayasuriya  (posted 2022-04-08 09:26:26.0)
Thank you for your inquiry. We have got in touch with you directly to discuss your application and set up.
Based on your currency / country selection, your order will ship from Newton, New Jersey  
+1 Qty Docs Part Number - Universal Price Available
ZFS13 Support Documentation
ZFS13Customer Inspired! 13 mm Travel, Compact Stepper Motor Actuator, 1/4"-80 Mounting Thread
$1,312.65
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ZFS13B Support Documentation
ZFS13BCustomer Inspired! 13 mm Travel, Compact Stepper Motor Actuator, Ø3/8" Mounting Barrel
$1,312.65
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13 mm Travel Stepper Motor Actuators

Required
Controller
KST201

  • 49,152 Microsteps per Revolution
  • 15 V Output at 12 W
  • Trapezoidal and
    'S-Curve' Velocity Profiles

Features

  • Non-Rotating Drive Tip
  • Bi-Polar Stepper Motor Actuator: 123.0 mm (4.84") Long
  • Two Mounting Options: Ø3/8" (9.525 mm) Smooth Barrel or 1/4"-80 Threaded Barrel
  • Compatible with Mirror Mounts and Translation Stages using 1/4"-80 Thread or 3/8" Mounting Block
  • Also Available in 6 mm and 25 mm Travel Versions

Our ZST Actuators provide smooth, precise linear motion control in a package measuring 123.0 mm (4.84") in length. Powered by a small-diameter, two-phase, bi-polar stepper motor, these actuators operate at speeds of up to 2.0 mm/s. The non-rotating drive tip reduces wear and friction and improves smoothness of motion by removing rotational contact at the tip.

These actuators incorporate a stepper motor that provides sufficient torque for loads up to 40 N. They allow very small step sizes over the entire travel range, delivering greater flexibility with low (<15 µm) backlash and fine resolution. The design incorporates a 41:1 gear reduction head which, when combined with the 3072 microsteps per revolution offered by the KST201 stepper motor driver, gives a theoretical travel per microstep of 0.5 nm (see the Calculations tab for details).

The ZST213 actuator has a 1/4"-80 threaded barrel that can be mounted to any manual mirror mount for stage with 1/4"-80 threads, while the ZT213B actuator has a Ø3/8" (9.525 mm) barrel for compatibility with a wide range of translation and rotation stages, including our popular MT1 Translation Stages. Simply remove the existing manual adjuster from the mount, and screw in our ZST Actuator.

Item # ZST213 ZST213B
Mounting Barrel 1/4"-80 Threaded Ø3/8" (9.525 mm) Smooth
Travel 13 mm (0.51")
Backlasha <15 µm
Bidirectional Repeatability <5.0 µm
Home Location Accuracy <5.0 µm
Maximum Load Capacity 40 N (8.99 lb)
Velocity 2.0 mm/s (Max)
Acceleration 10 mm/s2 (Max)
Gearbox Ratio 29 791 : 729 (Approx. 41:1)
Limit Switches Hall Effect Sensor
Lead Screw Pitch 1.0 mm
Motor Type 2-Phase Stepper
Microsteps per Revolution of the Motorb 24 Full Steps, 2048 Microsteps per Full Step
49 152 Microsteps per Revolution
Calculated Minimum Incremental Motion 0.5 nm
Operating Temperature 5 to 40 °C (41 to 104 °F)
Cable Length 0.6 m (2 ft)
Connector HDDB15
Required Controller KST201
  • The user can correct for backlash errors by adjusting software settings.
  • Measured using Thorlabs' Previous-Generation TST101 T-Cube™ Stepper Motor Controller

Hall effect limit switches prevent the unit from being overdriven and provide homing capability with an accuracy of <5.0 μm. The ZST series actuators come with 0.6 m (2 ft) of cable terminated in a 15-pin D-Type connector that is compatible with our KST201 stepper motor controller. A 1 m (3.3 ft) extension cable (PAA614) is available separately.

3-Axis Motorized Stage
Click to Enlarge

An RB13 3-Axis Stage shown with the manual adjusters replaced by three ZST213B actuators.

How to calculate the linear displacement per microstep

Each member of the ZST200 series of motors has 24 full steps per revolution, and when driven by the KST201 drivers, there are 2048 microsteps per full step. Hence, there are 49,152 microsteps per revolution of the motor. The output shaft of the motor goes into a 40.866:1 gear head. This requires the motor to rotate 40.866 times to rotate the 1.0 mm pitch lead screw one revolution. The end result is the lead screw advances by 1.0 mm. To calculate the linear displacement of the actuator per microstep, use the following:


Linear displacement of the lead screw per microstep:

Number of Microsteps x Gearbox Ratio = 49,152 x 40.866 = 2,008,645.63

The linear displacement of the lead screw per microstep is

1.0 mm / 2,008,645.63 = 0.49 x 10-6 mm = 0.5 nm

Pin Diagram

Schematic
High-Density D-Type Male 15 Pin Connector

Connector Pin Out

Pin Description Pin Description
1 Limit Ground 8 Reserved for Future Use
2 CCW Limit Switch 9 Reserved for Future Use
3 CW Limit Switch 10 Vcc (+5 VDC)
4 Motor Phase B - 11 Reserved for Future Use
5 Motor Phase B + 12 Reserved for Future Use
6 Motor Phase A - 13 Reserved for Future Use
7 Motor Phase A + 14 Reserved for Future Use
 - 15 Ground
Connectors Terminating the Converter Cable
Click to Enlarge

High-Density D-Type Male 15 Pin Connector

Posted Comments:
fwilliams  (posted 2017-09-28 13:19:31.24)
One last thing: I am running 32-bit APT User for use in a 64-bit environment. It's possible that Thorlabs has not updated this version of APT User to include the firmware updates for KST101's. All I can say is that my version (v3.21.1) only includes firmware v1.0.2 for the KST101. At any rate, there is nothing more I can do here to alleviate the problem. As it is, the hardware fails to perform according to its own published specifications and is therefore unusable by me, at least in its current state.
fwilliams  (posted 2017-09-28 08:02:29.833)
Sorry, I should've included the fact that I am already using the most-recent version of APT User (v3.21.1). Nonetheless, when I flash the firmware to the KST101, the firmware utility reports that the firmware revision level is v1.0.2, NOT v1.0.6.
tfrisch  (posted 2017-10-02 07:19:46.0)
Hello, we will reach out to you through your open ticket to discuss this.
fwilliams  (posted 2017-09-26 15:30:53.1)
FOLLOWUP: Using the firmware-update utility found in the APT User program folder, I determined that my KST101's are running firmware v1.0.2. However, in the APT User change log, the latest firmware for the KST101 is listed as v1.06, which includes the description: "Fixed bug to respond correctly when MoveStop commands are completed." It seems that I need this firmware update - how can I obtain it?
bwood  (posted 2017-09-28 08:10:31.0)
Response from Ben at Thorlabs: Thank you for your feedback. You can update the firmware of your KST101 with the Firmware Update Utility which is installed with APT. It should be found next to APT on your computer. I would recommend making sure you are using the newest version of APT, when you update the firmware.
fwilliams  (posted 2017-09-26 14:32:19.267)
Now that I am using the ZST213 in my new system, I find that it drifts much more than the old ZST13 did. The ZST213 is less precise, and struggles at making small jogs (unlike the older actuator, which delivers repeatable and deterministic jogs of 75 nm all day). I am able to make a direct comparison between the two actuators, because I have an older system on the same bench that is identical except for the fact that it uses ZST13's instead of the newer ZST213. If I try to make a jog of 75 nm (say) with the ZST213, I often see no movement (other than an uncorrelated random drift). If I keep sending Jog commands, all of a sudden the system will move a significant distance, slowly coming to a stop. I have tried playing with the Jog settings (velocity, accn, immediate vs. profiles stopping, etc.), but nothing seems to improve the situation. I am using KST101 cubes to control the ZST213's. Is there a firmware fix for this problem?
bwood  (posted 2017-09-28 08:20:26.0)
Please find my response above.
fwilliams  (posted 2017-06-28 11:08:39.82)
Never mind - I figured out my problem. I had the wrong setting for the lead-screw pitch. I was using 0.5 mm (the pitch of the now-obsolete ZST13B) instead of the correct value of 1.0 mm for the ZST213B. When I said in my earlier post that I use APT User, I actually run it from within a Matlab program that calls APT User. I developed this program with the old ZST13B. I'm now setting up a new system using this Matlab program, and had neglected to update the settings for the newer actuator. Sorry about the confusion.
tfrisch  (posted 2017-07-01 11:40:20.0)
Hello, thank you for this followup. I'm glad you were able to find a solution, please let us know if you need anything further.
fwilliams  (posted 2017-06-27 14:48:18.903)
I am running a ZST213B with a KST101 controller, using the APT User interface. I am finding that the motion is completely uncalibrated. For example, after homing to zero, entering a command to move to 6 mm (say) will cause the actuator to move the full length of travel (i.e., ~ 13 mm). The only way I can get the actuator to move an approximately correct distance is to adjust down the Gearbox Ratio to something like 19 (it should be 41). Just so there's no question, I ran APT Config before running the actuator with APT User, making sure to choose the proper stage designation ["ZST213(B)"] when I associated the stage with the controller's serial number. Is there a way to get the actuator/controller to behave correctly?
tfrisch  (posted 2017-07-01 11:40:26.0)
Hello, thank you for contacting Thorlabs. I see you were able to find a solution above. Please let us know if you need anything further.
redwgn67  (posted 2015-07-10 15:07:11.147)
Is there an adapter fitting to convert the 1/4"-80 Threaded Barrel to a 3/8" Smooth Barrel? I'd really like to use one of these with either a mirror mount (needs 1/4"-80 threaded) or a translation stage (needs 3/8" smooth), rather than having to buy two.
besembeson  (posted 2015-09-23 11:11:12.0)
Response from Bweh at Thorlabs USA: We don't have such an adapter at this time.
Based on your currency / country selection, your order will ship from Newton, New Jersey  
+1 Qty Docs Part Number - Universal Price Available
ZST213 Support Documentation
ZST21313 mm Travel, Stepper Motor Actuator, 1/4"-80 Mounting Thread
$1,129.71
Today
ZST213B Support Documentation
ZST213B13 mm Travel, Stepper Motor Actuator, Ø3/8" Mounting Barrel
$1,129.71
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12 mm Travel DC Servo Motor Actuators

Required
Controller
KDC101

  • 34,555 Microsteps per Revolution
  • 15 V Output at 2.5 W
  • Trapezoidal Velocity Profile

Features

  • DC Servo Actuator
  • Submicron Resolution
  • Maximum Operating Speed: 2.6 mm/s
  • Drop-In Replacement for Most 12 mm or 1/2" Manual Actuators
  • Compatible with 1/4"-80 Thread or Ø3/8" Barrel-Fitted Stages and Mounts
  • Limit Switches for Zero Datum and Actuator Protection
  • Also Available in 6 mm and 25 mm Travel Versions
Item # Z912 Z912B
Mounting Barrel 1/4"-80 Threaded Ø3/8" (9.5 mm) Smooth
Travel Range 12 mm (0.47")
Encoder Resolutiona 34,555 counts/mm
(Linear Displacement)
Maximum Pushing Force 45 N
Homing Repeatability ±6 µm
Uncompensated Backlash 13 µm
Uncompensated Bidirectional Repeatability ±7 µm
Residual Backlash After Compensationb 0.7 µm
Compensated Bidirectional Repeatability ±0.7 µm
Travel Accuracyc 9 µm
Minimum Repeatable Incremental Movement 0.2 µm
Maximum Speedd 2.6 mm/s
Maximum Acceleration 4 mm/s2
Maximum Phase to Phase Resistance 33.0 Ω (Max)
Maximum Phase to Phase Inductance 0.6 mH (Max)
Tested Lifetimee >100,000 Cycles
Operating Temperature Range 41 to 104 °F
(5 to 40 °C)
Weight 0.13 kg
Motor Typef DC Servo
Cable Length 485.0 mm (19.09")
Required Controller KDC101
  • See Calculations tab for details.
  • The system moves 300 µm beyond the target before reaching the desired location on an inward move.
  • Default backlash compensation is present against a constant force.
  • At 2.6 mm/s, velocity ripple and distortion of the acceleration/deceleration profile may occur. For improved control, the maximum speed should be limited to 2.3 mm/s.
  • Tested with a load of 9 N on the lead screw.
  • Variable voltage under pulse width modulation (PWM) from a 15 V supply.

Thorlabs' Z912 and Z912B motorized actuators are engineered for use with optical positioning devices. They offer high resolution in a lightweight package, which makes them ideally suited for demanding optical laboratory automation applications.

Electromechanical limit switches provide overdrive protection and accurate home positioning. The incorporated motor is capable of speeds up to 2.6 mm/s, but a maximum speed of 2.3 mm/s is recommended in order to maintain the specified control. The precision of the encoder (512 counts per motor revolution) results in a minimum resolution of about 29 nm. See Calculations tab for details.

The Z912 has been designed specifically to replace the manual adjusters in stages and mirror mounts that have 1/4"-80 screw-in fittings, while the Z912B is for use with Ø3/8" barrel clamps (e.g., the 1/2" manual micrometer in the MT Series Translation Stages). Simply remove the existing manual adjuster from the mount, and screw in our Z9 actuators, as shown in the images below.

In addition to the Z912 and Z912B motorized actuators, we also offer the Z912V and Z912BV vacuum-compatible versions (see below), which are rated for use down to 10-6 Torr and are shipped with a 485 mm (1.6') flat ribbon cable, IDC connector, and converter cable for use with our KDC101 controller. For applications with different travel requirements, please see our 6 mm Z906 and 25 mm Z925 actuators.

The KDC101 DC Servo Controller is the required driver for the Z9 series actuators. The latest version of the Kinesis software can be downloaded here. Firmware version 2.2.8 or higher, included in the Kinesis software version 1.14.40 or higher download, is required for using the KDC101 with the Z9 actuators. Prior versions of firmware will operate the Z9 actuators but will call the actuators Z8.

Z912 in KS2
Click to Enlarge

View Imperial Product List
Item #QtyDescription
Z912112 mm Travel, DC Servo Motor Actuator, 1/4"-80 Mounting Thread
KS21Ø2" Precision Kinematic Mirror Mount, 3 Adjusters
ME2-P011Ø2" Protected Silver Mirror, 3.2 mm Thick
PH21Ø1/2" Post Holder, Spring-Loaded Hex-Locking Thumbscrew, L = 2"
TR21Ø1/2" Optical Post, SS, 8-32 Setscrew, 1/4"-20 Tap, L = 2"
SH8S05018-32 Stainless Steel Cap Screw, 1/2" Long, 50 Pack
CF1251Clamping Fork, 1.24" Counterbored Slot, Universal
SH25S06311/4"-20 Stainless Steel Cap Screw, 5/8" Long, 25 Pack
View Metric Product List
Item #QtyDescription
Z912112 mm Travel, DC Servo Motor Actuator, 1/4"-80 Mounting Thread
KS21Ø2" Precision Kinematic Mirror Mount, 3 Adjusters
ME2-P011Ø2" Protected Silver Mirror, 3.2 mm Thick
PH50/M1Ø12.7 mm Post Holder, Spring-Loaded Hex-Locking Thumbscrew, L=50 mm
TR50/M1Ø12.7 mm Optical Post, SS, M4 Setscrew, M6 Tap, L = 50 mm
SH4MS121M4 x 0.7 Stainless Steel Cap Screw, 12 mm Long, 50 Pack
CF1251Clamping Fork, 1.24" Counterbored Slot, Universal
SH6MS121M6 x 1.0 Stainless Steel Cap Screw, 12 mm Long, 25 Pack
A KS2 mirror mount with one screw adjuster replaced with a Z912 actuator.
Z912B in MT1
Click to Enlarge

View Imperial Product List
Item #QtyDescription
Z912B112 mm Travel, DC Servo Motor Actuator, Ø3/8" Mounting Barrel
MT111/2" Translation Stage with Standard Micrometer, 1/4"-20 Taps
View Metric Product List
Item #QtyDescription
Z912B112 mm Travel, DC Servo Motor Actuator, Ø3/8" Mounting Barrel
MT1/M112.7 mm Translation Stage with Standard Micrometer, M6 Taps
An MT1 translation stage with the screw adjuster replaced with a Z912B actuator.

How to Calculate the Linear Displacement per Encoder Count

For the Z912 and Z912B, there are 512 encoder counts per revolution of the motor. The output shaft of the motor goes into a 67.49:1 planetary gear head. This requires the motor to rotate 67.49 times to rotate the 1.0 mm pitch lead screw one revolution. The end result is the lead screw advances by 1.0 mm.

The linear displacement of the actuator per encoder count is given by

512 x 67.49 = 34,555 encoder counts per revolution of the lead screw,

whereas the linear displacement of the lead screw per encoder count is given by

1.0 mm / 34,555 counts = 2.9 x 10-5 mm (29 nm).

Pin Diagram

Schematic
High-Density D-Type Male 15 Pin Connector

Connector Pin Out

Pin Description Pin Description
1 Ground (Limit and Vcc) 9 Resistive Identification
2 Forward Limit 10 +5 VDC
3 Reverse Limit 11 Encoder Channel A
4 Reserved for Future Use 12 Reserved for Future Use
5 Motor (-) 13 Encoder Channel B
6 Reserved for Future Use 14 Pin 2 Ident EEPROM
7 Motor (+) 15 Pin 1 Ident EEPROM
8 Reserved for Future Use
Connectors Terminating the Converter Cable
Click to Enlarge

High-Density D-Type Male 15 Pin Connector

Posted Comments:
R N  (posted 2024-08-01 10:00:57.507)
I am working in device units for position (controlling Z912 with KDC101). For position, the conversion between device units and real units (mm) is clear: 34555 device units is 1.0 mm, and device units are the same as the encoder counts. How do I convert between device units and real units for velocity and acceleration (real units: mm/s, mm/s^2)? Can you include those device unit conversions in the manual or specifications to make it easier for people to use device units?
dnewnham  (posted 2024-08-08 04:36:24.0)
Thank you for your feedback. To convert device units to real units for velocity the scaling factor is 772981.3692 (mm/s) and for converting from device units to real units for acceleration the scaling factor is 263.8443072 (mm/s^2). I will reach out to you to discuss this further.
Dan Popovic  (posted 2024-07-31 14:12:52.76)
We are considering controlling the 12mm Travel DC Servo Motor Actuators with a Beckhoff PLC. Would it be possible to get full motor specs, at least the maximum/nominal voltage and current? Thank you
spolineni  (posted 2024-08-07 09:13:38.0)
Thank you for reaching out to us. I will personally contact you soon to discuss your application and provide any assistance you may need.
lsandstrom  (posted 2010-02-12 14:06:25.0)
What is the minimum bend radius for the cable that is mounted on the Z8?
jens  (posted 2009-09-18 16:44:49.0)
A reply from Jens at Thorlabs: the Z612BV comes with the same connector. We decided to include the connector even though customers using the product in a vacuum chamber will usually need to cut the connector of in order to connect to the feedthrough. Reason for shipping the item with the connector is that it will allow the end user to easily test the device before implementing it into the setup. The cable itself is a PTFE coated ribbon cable. In order to achieve the best possible performance in a vaccuum chamber I would suggest that we offer a custom actuator with a longer ribbon cable. With this you wont need to use any cable connectors inside the chamber.
david.moore22  (posted 2009-09-18 16:17:59.0)
Does the Z612BV come with the same ribbon connector as the original Z612? Do you provide extension ribbon cables? Thank you.
Based on your currency / country selection, your order will ship from Newton, New Jersey  
+1 Qty Docs Part Number - Universal Price Available
Z912 Support Documentation
Z91212 mm Travel, DC Servo Motor Actuator, 1/4"-80 Mounting Thread
$877.20
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Z912B Support Documentation
Z912B12 mm Travel, DC Servo Motor Actuator, Ø3/8" Mounting Barrel
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12 mm Travel Vacuum-Compatible DC Motor Actuators

Item # Z912V Z912BV
Mounting Barrel 1/4"-80 Threaded Ø3/8" (9.5 mm) Smooth
Travel Range 12 mm (0.47")
Encoder Resolutiona 34,555 counts/mm
(Linear Displacement)
Maximum Pushing Force 45 N
Homing Repeatability ±6 µm
Uncompensated Backlash 13 µm
Uncompensated Bidirectional Repeatability ±7 µm
Residual Backlash After Compensationb 0.7 µm
Compensated Bidirectional Repeatability ±0.7 µm
Travel Accuracyc 9 µm
Minimum Repeatable Incremental Movement 0.2 µm
Maximum Speedd 2.6 mm/s
Maximum Acceleration 4 mm/s2
Maximum Phase to Phase Resistance 33.0 Ω (Max)
Maximum Phase to Phase Inductance 0.6 mH (Max)
Tested Lifetimee >100,000 Cycles
Operating Temperature Range 41 to 104 °F
(5 to 40 °C)
Vacuum Rating  10-6 Torr
Weight 80 g
Motor Typef DC Servo
Cable Length 485.0 mm (19.09")
Required Controller KDC101
  • See Calculations tab for details.
  • The system moves 300 µm beyond the target before reaching the desired location on an inward move.
  • Default backlash compensation is present against a constant force.
  • At 2.6 mm/s, velocity ripple and distortion of the acceleration/deceleration profile may occur. For improved control, the maximum speed should be limited to 2.3 mm/s.
  • Tested with a load of 9 N on the lead screw.
  • Variable voltage under pulse width modulation (PWM) from a 15 V supply.

Features

  • DC Servo Actuator
  • Submicron Resolution
  • Vacuum Rating: 10-6 Torr
  • Maximum Operating Speed: 2.6 mm/s
  • Drop-In Replacement for Most 12 mm or 1/2" Manual Actuators
  • Compatible with 1/4"-80 Thread or Ø3/8" Barrel-Fitted Stages and Mounts
  • Limit Switches for Zero Datum and Actuator Protection
  • Also Available in 6 mm and 25 mm Travel Versions

The Z912V and Z912BV actuators offer features and specifications similar to the Z912 actuators described above with the added benefit of being vacuum compatible down to 10-6 Torr. They incorporate vacuum-rated servo motors, a phosphorus bronze internal coupling mechanism and mounting bush, and high-vacuum grease.

These actuators are shipped with a 485.0 mm (19.09") vacuum-compatible flat ribbon cable with an IDC connector. The cable has 1.27 mm (0.05") pitch, 28 AWG stranded conductors, and fluorinated ethylene propylene (FEP) insulation. A converter cable for use with the KDC101 controller is also supplied, but it is not vacuum compatible and should only be used outside the chamber.

For applications with different travel requirements, please see our 6 mm and 25 mm actuators. For vacuum-compatible versions of our stages and mirror mounts, please contact Tech Support.

The KDC101 DC Servo Controller is the required driver for the Z9 series actuators. The latest version of the Kinesis software can be downloaded here. Firmware version 2.2.8 or higher and Kinesis software version 1.14.44 or higher are required for using the KDC101 with the Z9 vacuum-compatible actuators.

Required Controller
KDC101

  • 34,555 Microsteps per Revolution
  • 15 V Output at 2.5 W
  • Trapezoidal Velocity Profile

How to Calculate the Linear Displacement per Encoder Count

For the Z912V and Z912BV, there are 512 encoder counts per revolution of the motor. The output shaft of the motor goes into a 67.49:1 planetary gear head. This requires the motor to rotate 67.49 times to rotate the 1.0 mm pitch lead screw one revolution. The end result is the lead screw advances by 1.0 mm.

The linear displacement of the actuator per encoder count is given by

512 x 67.49 = 34,555 encoder counts per revolution of the lead screw,

whereas the linear displacement of the lead screw per encoder count is given by

1.0 mm / 34,555 counts = 2.9 x 10-5 mm (29 nm).

The vacuum-compatible cable integrated with the Z912V and Z912BV actuators is terminated in a female IDC 10-Pin socket connector. A short converter cable, which adapts this female IDC socket connector to a D-type male HD15 pin connector, is included with the Z912V or Z912BV actuator to facilitate connecting it to the recommended KDC101 controller. This converter cable, whose terminating connectors are shown below, is not vacuum compatible.  Information describing the pin assignments for both the female IDC socket and male D-type HD connector (when it is connected to the female IDC socket connector) follows. 

Pin Diagram

IDC Socket Pin Diagram
10 Pin Female IDC Socket Connector
(Amphenol T812 Series, 2.54 mm Pitch)
Connectors Terminating the Converter Cable
Click to Enlarge

10 Pin Female IDC Socket Connector
(Amphenol T812 Series, 2.54 mm Pitch)

Female IDC 10-Pin Connector Pin Out

Pin Description Pin Description
1 Motor (+) 6 Motor (-)
2 Vcc 7 Limit Ground
3 Channel A 8 Reverse Limit
4 Channel B 9 Forward Limit
5 Ground 10 Not Connected

Pin Diagram

Schematic
High-Density D-Type Male 15 Pin Connector

Male HDDB15 Connector Pin Out

Pin Description Pin Description
1 Ground (Limit and Vcc) 8 Reserved For Future Use
2 Forward Limit 9 Ident Resistor
3 Reverse Limit 10 Vcc (+5 VDC)
4 Reserved For Future Use 11 Encoder Channel A
5 Motor (-) 12 Reserved for Future Use
6 Reserved for Future Use 13 Encoder Channel B
7 Motor (+) 14, 15 Reserved For Future Use
Connectors Terminating the Converter Cable
Click to Enlarge

Connectors terminating the converter cable. The image on the left shows the high-density D-type male 15-pin connector, and the image on the right shows the 10-pin male IDC socket connector.

Posted Comments:
Andrew Chew  (posted 2024-09-16 11:42:15.06)
Hi, is the IDC to D type converter cable offered separately? I might have lost one of them. Thanks.
cstroud  (posted 2024-09-19 06:05:34.0)
Thanks for reaching out. I will contact you directly to discuss this further.
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Z912V Support Documentation
Z912V12 mm Travel, Vacuum-Compatible DC Servo Motor Actuator, 1/4"-80 Mounting Thread
$1,142.40
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Z912BV Support Documentation
Z912BV12 mm Travel, Vacuum-Compatible DC Servo Motor Actuator, Ø3/8" Mounting Barrel
$1,142.40
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13 mm Travel Piezo Inertia Actuator

Required Controller:
KIM001 or KIM101

  • KIM001: Single-Channel Output
  • KIM101: Four Output Channels, Capable of Multi-Channel Operation
  • Standalone Control via Top Panel or PC Control via USB
  • Voltage Output from 85 V to 125 V
Inertia Motor
Click for Details

The control cable can be adjusted up to 110° for space-constrained applications.

Features

  • Ø3/8" Mounting Barrel for Compatibility with Translation Stages
  • Compact Design: 31.5 mm x 17.0 mm (W x H)
  • Manual Adjustment via Knob on Adjuster Screw
  • 125 V Maximum Operating Voltage
  • Ideal for Set-and-Hold Applications that Require High-Resolution Relative Positioning
  • Also Available in 25 mm and 50 mm Travel Versions

Thorlabs' PIA13 Piezoelectric Inertia Actuator provides high-resolution linear motion control with a long piezo-controlled translation range in a compact package. It can support loads up to 2.5 kg and preloads up to 25 N with typical step size ranging from 10 nm to 30 nm and no backlash. The step size can be adjusted up to 30% to a maximum of approximately 30 nm using the KIM101 Controller and Kinesis® software. However, due to the open-loop design, piezo hysteresis, and application conditions such as the direction of travel, the achieved step size of the system can vary by up to 20% and is not normally repeatable. An external feedback system will need to be used to overcome this variance.

This actuator has a Ø3/8" (Ø9.525 mm) barrel that can be mounted in a manual stage that has a Ø3/8" mounting clamp. For compatibility with 1/4"-80 or 3/16"-100 threaded mirror mounts see our 10 mm travel piezo inertia actuators. The actuator is self-locking when at rest and when there is no power supplied to the piezo, making the actuator ideal for set-and-hold applications that require nanometer resolution and long-term alignment stability. Manual adjustments can be made using the knob on the adjuster screw, as long as the piezo is not actively translating the screw; the knob is also compatible with 5/64" (2.0 mm) hex keys.


Item #a PIA13
Travel 13 mm (0.51")
Step Sizeb,c 10 - 30 nm (Typ.), ≤30 nm (Max)
Step Size Adjustabilityc Up to 30%
Max Step Frequencyd 2 kHz
Backlash None
Max Active Preloade 25 N
Recommended Max
Axial Load Capacityf
2.5 kg (5.5 lbs)
Speed (Continuous Stepping)b,c 1.2 - 3.6 mm/min (Typ.)
≤3.6 mm/min (Max)
Drive Screw 1/4"-80 Thread, Hard PVD Coated
Motor Type Piezoelectric Inertia
Mounting Feature Ø3/8" (Ø9.525 mm) Barrel
Operating Temperature 10 to 40 °C (50 to 104 °F)
Dimensions 2.34" x 1.24" x 0.67"
(59.5 mm x 31.5 mm x 17.0 mm)
Cable Length 1.0 m (3.28')
Connector SMC, Female
Required Controllerg KIM001 or KIM101
  • Specifications are measured using the KIM101 Piezo Inertia Controller.
  • Individual device performance will vary within this range.
  • While travelling in one direction, each device's step size may vary by up to 20% and is not normally repeatable. Due to the open loop design, component variance, change of direction and application conditions may further increase the scale of the variance. That is for a given set of settings in Kinesis.
  • This can be adjusted by changing the piezo drive voltage - refer to the controller manual for more details.
  • The axial force applied to the drive tip to achieve the specified step size. A minimum of 5 N is recommended to enhance stepping behavior.
  • A higher horizontal load is possible, but it may decrease the typical step size.
  • Controllers are sold separately.

Powered by a 10 mm long discrete piezo stack, the actuator can operate at speeds of up to 3.6 mm/minute. The design of the piezo motor will rotate the tip of the lead screw during translation. For information on the design of our piezo inertia "slip-stick" motor actuators, please see the complete presentation here.

Required Controller
A KIM001 or KIM101 controller is required to operate our PIA13 Piezo Inertia Actuator; the actuator cannot be operated using a standard piezo controller. These drivers have an internal sawtooth voltage signal generator capable of sending sub-millisecond pulses (steps) with controllable amplitudes from 85 V to 125 V. The KIM001 and KIM101 controllers offer one and four output channels, respectively.

For more information, please see the full web presentation.

Inertia Motor
Click to Enlarge

PIA13 Inertia Actuator Being Used to Drive an MT1 13 mm
Translation Stage (Stage Sold Separately)

Posted Comments:
hufangze  (posted 2018-11-28 16:34:01.297)
”由于一系列因素,比如应用条件,压电迟滞,组件差异和轴向负载等,所得的步长会有变化,而且无重复性。如要消除这种变化,需要使用一个外部反馈系统。“请问贵司在此提到的外部反馈系统是什么,能否详细说明一下,不胜感激。
user  (posted 2017-04-04 05:46:30.73)
Is it possible to convert a Z812B to Z812? By means of a mounting kit maybe
bhallewell  (posted 2017-04-04 09:35:33.0)
Response from Ben at Thorlabs: This is not possible. You could upgrade a Z812 to hold a 3/8" barrel with F25SSA1 however not the other way around.
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PIA13 Support Documentation
PIA1313 mm Travel, Piezo Inertia Actuator, Ø3/8" Mounting Barrel
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13 mm Travel Vacuum-Compatible Piezo Inertia Actuator

Required Controller:
KIM001 or KIM101

  • KIM001: Single-Channel Output
  • KIM101: Four Output Channels, Capable of Multi-Channel Operation
  • Standalone Control via Top Panel or PC Control via USB
  • Voltage Output from 85 V to 125 V

Item #a PIA13VF
Travel 13 mm (0.51")
Step Sizeb,c 10 - 30 nm (Typ.), ≤30 nm (Max)
Step Size Adjustabilityd Up to 30%
Max Step Frequency 2 kHz
Backlash None
Max Active Preloade 25 N
Recommended Max
Axial Load Capacityf
2.5 kg (5.5 lbs)
Speed (Continuous Stepping)b,c
1.2 - 3.6 mm/min (Typ.), ≤3.6 mm/min (Max)
Drive Screw 1/4"-80 Thread, Hard PVD Coated
Motor Type Piezoelectric Inertia
Mounting Featureg
(Auxiliary)
Ø3/8" (Ø9.525 mm) Barrel
(3/8"-40 Thread with Lock Nut)
Vacuum Rating 10-6 Torr
Operating Temperature 5 to 40 °C
Max Bakeout Temperature 130 °C
Dimensions 2.34" x 1.24" x 0.67"
(59.5 mm x 31.5 mm x 17.0 mm)
Mass (Including Cable) 55 g (1.94 oz)
Cable Length 0.75 m (2.46 ft) Flying Lead for Vacuum,
1.0 m (3.3 ft) Cored Cable for
Wiring Outside Chamber
Connector SMC Female
Required Controllerh KIM001 or KIM101
  • Specifications are measured using the KIM101 Piezo Inertia Controller.
  • Individual device performance will vary within this range.
  • While travelling in one direction, each device's step size may vary by up to 20% and is not normally repeatable. Due to the open loop design, component variance, change of direction and application conditions may further increase the scale of the variance. That is for a given set of settings in Kinesis.
  • This can be adjusted by changing the piezo drive voltage - refer to the controller manual for more details.
  • The axial force applied to the drive tip to achieve the specified step size. A minimum of 5 N is recommended to enhance stepping behavior.
  • A higher horizontal load is possible, but it may decrease the typical step size.
  • To order vacuum-compatible versions of our translation stages, please contact Tech Sales.
  • Controllers are sold separately.

Features

  • Compact Design: 31.5 mm x 17.0 mm (W x H)
  • Manual Adjustment via Knob on Adjuster Screw
  • Rated Down to 10-6 Torr
  • 125 V Maximum Operating Voltage
  • Ø3/8" Mounting Barrel for Compatibility with Translation Stages
  • Ideal for Set-and-Hold Applications that Require High-Resolution Relative Positioning
  • Also Available in 25 mm and 50 mm Travel Versions

Thorlabs' PIA13VF Vacuum-Compatible Piezoelectric Inertia Actuator is rated down to 10-6 Torr operation and provides high-resolution linear motion control with a long piezo-controlled translation range in a compact, vacuum-compatible package. It can support loads up to 2.5 kg and preloads up to 25 N with typical step size ranging from 10 nm to 30 nm and no backlash. The step size can be adjusted up to 30% to a maximum of approximately 30 nm using the KIM101 Controller and Kinesis® software. However, due to the open-loop design, piezo hysteresis, and application conditions such as the direction of travel, the achieved step size of the system can vary by up to 20% and is not normally repeatable. An external feedback system will need to be used to overcome this variance.

This actuator has a Ø3/8" (Ø9.525 mm) barrel that can be mounted in a manual stage that has a Ø3/8" mounting clamp. For compatibility with 1/4"-100 threaded mirror mounts see our 10 mm travel piezo inertia actuators. The actuator is self-locking when at rest and when there is no power supplied to the piezo, making the actuator ideal for set-and-hold applications that require nanometer resolution and long-term alignment stability. Manual adjustments can be made using the knob on the adjuster screw, as long as the piezo is not actively translating the screw; the knob is also compatible with 5/64" (2.0 mm) hex keys.

Each actuator has an integrated 0.75 m flying lead, plus 1.0 m of cored cable for wiring outside the vacuum chamber. The flying leads and cored cable lengths can be cut down as needed, but the total length (inside and outside) should not exceed 2.0 m. As shown in the image below, the flying lead for each actuator can be rotated up to 110° for space-constrained applications.

Powered by a 10 mm long discrete piezo stack, the actuator can operate at speeds of up to 3.6 mm/minute. The design of the piezo motor will rotate the tip of the lead screw during translation. For information on the design of this piezo inertia "slip-stick" motor actuator, please see the complete presentation here.

Required Controller
A KIM001 or KIM101 controller is required to operate our PIA13VF Piezo Inertia Actuator; the actuator cannot be operated using a standard piezo controller. These drivers have an internal sawtooth voltage signal generator capable of sending sub-millisecond pulses (steps) with controllable amplitudes from 85 V to 125 V. The KIM001 and KIM101 controllers offer one and four output channels, respectively.

For more information, please see the full web presentation.

Inertia Motor
Click for Details

The flying lead can be adjusted up to 110° for space-constrained applications.

Posted Comments:
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PIA13VFCustomer Inspired! 13 mm Travel, Vacuum-Compatible Piezo Inertia Actuator, Ø3/8" Mounting Barrel
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Re-Greasing Kit

Features

  • 1.5 cc Syringe of Apiezon 100 Grease
  • Convenient, Inexpensive Package that Reduces Waste
  • Prolongs Lifetime of Actuator
  • Ready to Dispense
  • Vacuum Compatible to 10-9 Torr

This Apiezon grease has excellent anti-seize properties. It contains PTFE for maximum lubricity and is ideal for re-lubricating the lead screw threads of our ZST, ZFS, and Z9 series actuators. It is supplied in a syringe for easy application and is recommended both for general use and for vacuum applications down to 10-9 Torr. It has an optimal working range of 10 to 30 °C (50 to 86 °F).

Note: It is recommended that the lead screw and end ball of the Z9, ZFS, and ZST actuators are lubricated every 10,000 cycles or whenever a squeaking noise is heard during motion.


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GKZ8 Support Documentation
GKZ8Grease Kit for Z9, ZFS, and ZST Actuators
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Stepper and DC Servo Drive Cables

Thorlabs' DRV, ZST, and ZFS Stepper Motor Actuators, as well as our Z9 DC Servo Motor Actuators, come with cables for connecting to the required controllers. Thorlabs also offers separate cables that may be used as extension cables.

Stepper Motor Cables
Thorlabs offers a variety of cables to support several stepper motor actuator and controller combinations. Supported stepper motors include our ZST, ZFS, and DRV actuators; supported controllers include our BSC benchtop controllers, our KST201 K-Cube™ Controller, and our MST602 Rack Control Module. In order to see which cable is compatible with a given combination of stepper motor and controller, please see the table below. The pin assignment for each cable is given in the Pin Diagrams tab. Please note that these cables cannot be used with motors and controllers that do not match their pin assignment, even if the connectors are the same.

DC Motor Cables
The PAA632 is a 2.5 m cable for our Z9 series of DC motor actuators. This cable is intended to be used with the KDC101 K-Cube DC Servo Motor Controller. The pin assignment for this cable is given in the Pin Diagrams tab. Although it uses a 15-pin connector, this cable is not compatible with any of our stepper motors.


KST201 K-Cube Controller BSC Benchtop Controller and
MST602 Rack Controller
KDC101 K-Cube Controllera
PAA614 (1 m) - -
ZST and ZFS Stepper Motor Actuator
PAA614 (1 m)b PAA612 (1 m) or
PAA613 (3 m)
-
DRV Series Stepper Motor Actuatorb
- - PAA632 (2.5 m)
Z9 DC Servo Motor Actuator
  • Green shading indicates hardware for DC servo motors.
  • The KST201 K-Cube Controller can be used to drive our DRV225 or DRV250 Stepper Motor Actuators at reduced speed; it is not compatible with the DRV208 actuator.

PAA612 and PAA613 Stepper Motor Cables

DA15 Male D-Type to DE15 Female D-Type

PAA612
DA15 Male Pin DE15 Female Pin Description
11 and 12 1 Limit Switch Ground
10 2 Reverse Limit Switch
9 3 Forward Limit Switch
7 4 Motor Phase B -
14 5 Motor Phase B +
8 6 Motor Phase A -
15 7 Motor Phase A +
6 9 Reserved for Future Use
5 13 5 V

PAA632 DC Servo Motor Cable

DE15 Male D-Type to DE15 Female D-Type

PAA632

DE15 Male Pin DE15 Female Pin Description
1 1 Ground
2 2 Forward Limit Switch
3 3 Reverse Limit Switch
5 5 Motor -
7 7 Motor +
10 10 5 V Encoder Supply
11 11 Encoder Channel A
13 13 Encoder Channel B

PAA614 Stepper Motor Cable

DE15 Male D-Type to DE15 Female D-Type

PAA632

DE15 Male Pin DE15 Female Pin Description
1 1 Ground
2 2 CCW Limit Switch
3 3 CW Limit Switch
4 4 Motor Phase B -
5 5 Motor Phase B +
6 6 Motor Phase A -
7 7 Motor Phase A +
10 10 +5 VDC
15 15 Ground

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PAA612 Support Documentation
PAA612APT Stepper Motor Cable, DA15 Male to DE15 Female, 1 m
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PAA613 Support Documentation
PAA613APT Stepper Motor Cable, DA15 Male to DE15 Female, 3 m
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PAA614Customer Inspired! APT Stepper Motor Cable, DE15 Male to DE15 Female, 1 m
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PAA632APT DC Servo Motor Cable for Z9 Motors, DE15 Male to DE15 Female, 2.5 m
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