Additional Resources: Product Page | 3D Model date 06/26/2018 page 1 of 6 SERIES: NEMA11-AMT112S DESCRIPTION: STEPPER SERVO MOTOR FEATURES * CUI AMT112S encoder + LIN Engineering stepper motor * stepper motor with encoder for closed-loop mode when paired with a controller * small, compact NEMA 11 frame size * up to 16.6 oz-in (0.12 N-m) holding torque * patented capacitive encoder ASIC technology * incremental resolutions up to 4096 PPR * resolutions programmable with AMT ViewpointTM PC software * digitally set zero position IN PARTNERSHIP WITH MODEL step angle current/ phase resistance/ phase inductance /phase max holding torque max optimal speed () (A) typ (10%) typ (mH20%) NEMA11-13-01D-AMT112S 1.8 0.67 5.6 NEMA11-18-01D-AMT112S 1.8 0.67 7.1 NEMA11-18-02D-AMT112S 1.8 1.3 NEMA11-20-01D-AMT112S 1.8 0.67 NEMA11-20-02D-AMT112S 1.8 1.3 (oz-in) (RPS) max (inch) 3.08 9.2 16 1.26 4.79 13.7 13 1.77 1.3 0.63 12.0 44 1.77 8.6 6.16 16.6 11 2.01 1.9 1.46 16.6 22 2.01 cui.com body length Additional Resources: Product Page | 3D Model CUI Inc SERIES: NEMA11-AMT112S DESCRIPTION: STEPPER SERVO MOTOR date 06/26/2018 page 2 of 6 AMT112S ENCODER ELECTRICAL parameter conditions/description min power supply VDD 4.5 start up time current consumption typ max 5 5.5 V 200 ms 16 mA with unloaded output output high level units VDD-0.1 V output low level 0.1 V output current (per channel) 15 mA rise/fall time 8 ns INCREMENTAL CHARACTERISTICS parameter conditions/description min channels CMOS Voltage: A, B, Z waveform CMOS voltage square wave phase difference A leads B for CCW rotation (viewed from front) quadrature resolutions1 48, 96, 100, 125, 192, 200, 250, 256, 360, 384, 400, 500, 512, 768, 800, 1000, 1024, 1600, 2000, 2048, 2500, 4096 index2 one pulse per 360 degree rotation typ max units PPR accuracy 0.2 degrees quadrature duty cycle 50 % Notes: 1. Resolution programmed with AMT ViewpointTM PC software. Default resolution set to 400 PPR. 2. Zero position alignment set with AMT One Touch ZeroTM module, AMT ViewpointTM PC software, or serial commands MECHANICAL parameter conditions/description min weight typ max 15.7 rotational speed (at each resolution) units g 48, 96, 100, 125, 192, 200, 250, 256, 384, 400, 500, 512, 800, 1000, 1024, 2048 8000 RPM 360, 768, 1600, 2000, 4096 4000 RPM 2500 2500 RPM ENCODER WAVEFORMS Figure 1 Quadrature signals with index showing counter-clockwise rotation I Z A T B P S S S S The following parameters are defined by the resolution selected for each encoder, where R = resolution. Parameter Description Expression Units T period 360/R mechanical degrees P pulse width T/2 mechanical degrees I index width P/2 mechanical degrees S A/B state width P/2 mechanical degrees cui.com Additional Resources: Product Page | 3D Model CUI Inc SERIES: NEMA11-AMT112S DESCRIPTION: STEPPER SERVO MOTOR date 06/26/2018 page 3 of 6 STEPPER MOTOR SPECIFICATIONS parameter conditions/description motor frame size NEMA Size 11 min typ step angle rated current/phase units 1.8 24-48 Vdc 0.05 0.07 0.10 oz-in2 oz-in2 oz-in2 see page 1 for details rated voltage resistance/phase see page 1 for details inductance/phase see page 1 for details connection type bipolar rotor inertia NEMA11-13-01D-AMT112S NEMA11-18-01D-AMT112S, NEMA11-18-02D-AMT112S all other models max holding torque see page 1 for details bearing type ABEC3 front shaft OD front shaft length max optimal speed max 5 mm 0.79 inch see page 1 for details max axial load 2.25 lb radial play at 1 lb load 0.001 inch end play at 2 lbs load 0.003 inch shaft run out dielectric strength EMI/EMC 0.002 inch TIR 500 V EN 55014-1:2007 SWITCHING SEQUENCE SWITCHING SEQUENCE CCW STEP A A B B 1 + - + - 2 + - - + 3 - + - + 4 - + + - 1 + - + - Motor Rotation Viewed from Front Shaft End ENVIRONMENTAL parameter max units operating temperature conditions/description min -20 50 C storage temperature -20 100 C 85 % 5 G 200 G humidity non-condensing vibration 10~500 Hz, 5 minute sweep, 2 hours on each XYZ shock 3 pulses, 6 ms, 3 on each XYZ RoHS yes cui.com typ Additional Resources: Product Page CUI Inc SERIES: NEMA11-AMT112S DESCRIPTION: STEPPER SERVO MOTOR | 3D Model date 06/26/2018 page 4 of 6 TORQUE CURVES CUI P/N NEMA11-13-01D-AMT112S Lin Engineering P/N WO-211-13-01 (1.8 Step Motor) 24 Vdc, 0.67 Amp/Phase, IB462, 1/2 Stepping CUI P/N NEMA11-18-01D-AMT112S Lin Engineering P/N WO-211-18-01 (1.8 Step Motor) 24 Vdc, 0.67 Amp/Phase, R208, 1/2 Stepping CUI P/N NEMA11-18-02D-AMT112S Lin Engineering P/N WO-211-18-02 (1.8 Step Motor) 24 Vdc, 1.3 Amp/Phase, R208, 1/2 Stepping CUI P/N NEMA11-20-01D-AMT112S Lin Engineering P/N WO-211-20-01 (1.8 Step Motor) 24 Vdc, 0.67 Amp/Phase, R208, 1/2 Stepping CUI P/N NEMA11-20-02D-AMT112S Lin Engineering P/N WO-211-20-02 (1.8 Step Motor) 24 Vdc, 1.3 Amp/Phase, R208, 1/2 Stepping cui.com Additional Resources: Product Page | 3D Model CUI Inc SERIES: NEMA11-AMT112S DESCRIPTION: STEPPER SERVO MOTOR date 06/26/2018 page 5 of 6 MECHANICAL DRAWING units: inch [mm] tolerance: X.XX 0.01 [0.25] X.XXX 0.005 [0.13] X.XXXX 0.0005 [0.013] BODY LENGTH MAX 17 15 13 11 9 7 5 3 1 MOTOR WIRE CONNECTIONS Color Function red A blue A green B black B 16 14 12 10 8 6 4 2 Mating Connector: JAE FI-W17S ENCODER CONNECTIONS # 26 AWG, PVC MODEL NO. BODY LENGTH (inch) WEIGHT (lb) Function 1 TX_ENC+ 2 RX_ENC+ 3 N/A 4 GND 5 N/A +5 V NEMA11-13-01D-AMT112S 1.26 0.24 6 NEMA11-18-01D-AMT112S 1.77 0.35 7 N/A 8 B+ NEMA11-18-02D-AMT112S 1.77 0.35 NEMA11-20-01D-AMT112S 2.01 0.45 9 N/A 0.45 10 A+ 11 N/A NEMA11-20-02D-AMT112S 2.01 cui.com 12 Z+ 13 N/A 14 MCLRB 15 N/A 16 N/A 17 N/A Additional Resources: Product Page | 3D Model CUI Inc SERIES: NEMA11-AMT112S DESCRIPTION: STEPPER SERVO MOTOR date 06/26/2018 page 6 of 6 REVISION HISTORY rev. 1.0 description date initial release 06/26/2018 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com techsupport@cui.com CUI offers a one (1) year limited warranty. Complete warranty information is listed on our website. CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.