![Voice Coil Positioning Stage,a linear motor,product,VCS20-020-LB-12](https://h2wtech.blob.core.windows.net/prod/Images/ProductPics/2014-05-01-21-26-41.jpg)
![Voice Coil Positioning Stage, VCS20-020-LB-12](https://h2wtech.blob.core.windows.net/prod/Images/Thumbnails/VCS20-020-LB-12_thumbnail.jpg)
For long stroke, compact size positioning stages please see our Single Rail Positioning Stages.
To determine your motion profile needs, use our linear motion calculator.
Motor P/N |
NCC20-18-020-1X ![]() |
|
Stroke | 2.0 in | 50.1 mm |
Encoder Resolution | 12.0 micron | |
Bearing Type | Recirculating Ball | |
Moving Mass | 22.4 oz | 635 grams |
Total Mass | 31.2 oz | 885 grams |
Resistance @ 20C | 2.1 ohms | |
Inductance @ 20C | 160 mH | |
Electrical Time Constant | 76 msec | |
Motor Constant | 0.26 lbs/√watt | 1.2 N/√watt |
Force Constant | 0.39 lbs/amp | 1.7 N/amp |
Back EMF | 0.04 V/ips | 1.7 V/m/sec |
Force @ 100% Duty | 2.0 lbs | 8.9 N |
Power @ 100% Duty | 7.0 watts | |
Current @ 100% Duty | 1.4 amps | |
Force @ 10% Duty | 6.0 lbs | 26.7 N |
Power @ 10% Duty | 64.0 watts | |
Current @ 10% Duty | 4.3 amps | |
Moving Part | Magnet Assembly |