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Signal Descriptions

The signal description table below provides information on the various types of signals used in the EMotion system, including the signal name, voltage level, type, direction, and usage description.

Generic breakout board
Generic breakout board

Name
Level
Type
Direction
Description
STEP+
5V
Differential
Out
Step or CW output signal
STEP-
5V
Differential
Out
Step or CW output signal
DIR+
5V
Differential
Out
Direction or CCW output signal
DIR-
5V
Differential
Out
Direction or CCW output signal
ENC_A+
5V
Differential
In
Encoder Phase A+
ENC_A-
5V
Differential
In
Encoder Phase A-
ENC_B+
5V
Differential
In
Encoder Phase B+
ENC_B-
5V
Differential
In
Encoder Phase B-
ENC_Z+
5V
Differential
In
Encoder Phase Z+
ENC_Z-
5V
Differential
In
Encoder Phase Z-

Name
Level
Type
Direction.
Description
SERVO ON
24V
Open-collector
Out
Servo on output signal. This signal is used to energize the motor drive. (Can be programmed as active high or active low.)
ALM
24V
Open-collector
Out
Alarm clear output signal. Clears an alarm condition on the motor drive.
FWD
24V
Optocoupler
In
Forward limit switch input signal
REV
24V
Optocoupler
In
Reverse limit switch input signal
HOM
24V
Optocoupler
In
Home limit switch input signal
24V
Power
Out
24V power for limit switch
24V
Power
Out
24V power for limit switch
GND
Power
Out/Ref
Power output for limit switch /Signal reference
GND
Power
Out/Ref
Power output for limit switch /Signal reference
BP
5V
Single-ended
Out
Breakpoint output signal. This signal can be used to trigger other components, such as cameras, sensors, and measurement devices.
CAP
5V
Single-ended
In
Capture input signal. The EMotion will return the motor positions of when this signal was triggered.
GND
Power
Out/Ref
Signal reference for BP and CAP

Related Links:

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