Zmotion ZMC420SCAN - Page 38

ZMC420SCAN Motion Controller Hardware Manual V1.5
pulse/encoder signal
8
Reserved
Reserved
9
DIR+
Servo or step direction output +
10
GND
Negative pole of 5V power of
pulse/encoder signal
11
PUL-
Servo or step pulse output -
12
Reserved
Reserved
13
GND
Negative pole of 5V power of
pulse/encoder signal
14
OVCC
Positive pole of IO 24V power
15
Reserved
Reserved
16
Reserved
Reserved
17
EA+
Encoder differential input signal A+
18
EB+
Encoder differential input signal B+
19
EZ+
Encoder differential input signal Z+
20
GND
Negative pole of 5V power of
pulse/encoder signal
21
GND
Negative pole of 5V power of
pulse/encoder signal
22
DIR-
Servo or step direction output -
23
PUL+
Servo or step pulse output +
24
GND
Negative pole of 5V power of
pulse/encoder signal
25
Reserved
Reserved
26
Reserved
Reserved
Note:
 ALM and ENABLE are recommended to be used as axis IO, because the drive
capacity is small.
 OVCC, +5V are only used for communication between the controller and the
servo driver, please do not use it as power supply for other places.