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C o m p a c t B o a r d
Pin
1
2
3
4
5
6
7
8
9
10
RS-422
Pin
1
2
3
4
5
Pin Name
RS485_D-
RS485_D+
NC
NC
GND
NC
NC
NC
NC/+5V/+12V
NC
RS422_TX-
RS422_RX+
GND
NC
NC/+5V/+12V
Pin Name
RS422_TX-
RS422_TX+
RS422_RX+
RS422_RX-
GND
P C M - Q M 7 7
Signal Type
I/O
I/O
GND
PWR
1
2
RS422_TX+
RS422_RX-
NC
NC
NC
9
10
Signal Type
OUT
OUT
IN
IN
GND
Chapter 2 Quick Installation Guide
Signal Level
±5V
±5V
+5V/+12V
Signal Level
±5V
±5V
2-33
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