| Closed loop / open loop control | Integrated drive and controller |
|
·Closed loop control mode prevents out-of-synchronization ·Support stall detection and out-of-step compensation
·Automatically adjust the current output according to the load to reduce the motor temperature rise
· Maintain a stable position after positioning, no oscillation
·Open loop control, low speed mute control, low vibration
 |
· Integrated drive supports up to 10A current, natural cooling ·Maximum support for 128 subdivisions, more precise control
·Open parameters for users to debug
·Support software limit function
·Support position mode, speed mode, OPR mode
·Internally realize motor speed curve planning, equipment running more smoothly
 |
| Integrated high precision encoder | Efficient origin return and setting |
| ·Internal integrated high resolution absolute encoder · Know the current absolute position when powering up
·Can choose angle feedback or pulse number feedback
·It can be flexibly set to prohibit the entry range, so that the zero
return direction avoids the restricted area and controls Simpler
 |
·Recover the origin return at high speed without the origin sensor
·Save wiring and can be used in situations where sensors cannot be installed
· Can be manually moved to any position to set the origin
· Support multiple origin return methods, flexible configuration
 |
| Integrated digital input and output | Support online upgrades and multi-platform development |
|
· Localized digital input and output, making the controller easier and simpler · Can be connected to a variety of signal type sensors, such
as: photoelectric switch, proximity sensor, Hall sensor, etc. · Can be flexibly configured to complete different functions as
needed: left limit, right limit, zero switch, etc.  |
· Convenient maintenance, development according to user needs,
online upgrade without returning to the factory · Provide multiple platform development cases to make any control
so simple ·Support secondary development such as LabVIEW and C++
 |
| Complete diagnostic alarm function | simple design |
·Integrated stepper motor power-on self-test diagnosis, timely discover hardware failure, avoid shadow Ring system operation ·Equipped with a variety of safety protection functions,
visually display the motor through LED flashing alarmCurrent state ·Protection functions such as overvoltage, undervoltage
, overheating, overcurrent, and stall alarm ·Support for current and historical alarms
 |
·Only 2cm is added to the standard motor shape
·Compact structure, high efficiency and small size
·Saves installation space
·Integrated and simple design, a variety of protective devices, safe and reliable
 |
| Input voltage | Current |
| ·10VDC~30VDC | ·Flexible configuration according to the rated current of the motor |
| Digital input and output | Network control |
| ·Configurable 5 digital inputs, 2 digital outputs
·High level 5VDC~30VDC, low level 0VDC~2VDC
·Maximum open drain output 100mA |
·Optional CAN/CANOPEN, RS-485 communication method |
| Control mode | Subdivision |
| ·Location mode, speed mode, origin return mode,Pulse mode | · Support for closed loop control: Maximum 16 subdivision |
| Use environment | Fault alarm function |
| ·Temperature 0 °C ~ 40 °C
·Relative humidity 10% RH ~ 85% RH
·No condensation, no corrosive gas, no flammable gas, no conductive ash
Dust and no oil mist
|
·Support over-voltage, under-voltage, over-heat, over-current, blocking and other protection functions
· Can query current alarms and historical alarms
· Support fail-safe mode
· Rich self-diagnosis function
|
| model | Rated current (A) | Holding torque (N·m) | Step angle (°) | Phase | Body length X (mm) | Integrated encoder | Weight (kg) |
| STM2842A-＊ | 1.0 | 0.05 | 1.8 | 2 Phase | 42 | √ | 0.11 |
| STM2842A-＊ |
|||||||
| STM2861A-＊ | 1.0 | 0.10 | 1.8 | 2 Phase | 61 | × | 0.20 |
| STM2861-＊ |
Note: * indicates support for CAN/CANopen, RS-485 communication mode + PWM
Beijing NiMotion Control Technology Co.,Ltd.
Nanjing NiMotion Robotics Co.,Ltd.
