AAEON PFM-CVS Rev.A User Manual
Page 39
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P C / 1 0 4 M o d u l e
P F M - C V S
Chapter 2 Quick Installation Guide
2-26
2 N.C
3 RX+
IN
4 N.C
5 TX+ OUT
±5V
6 N.C
7 RX-
IN
8 +5V/+12V PWR
+5V/+12V
9 GND GND
RS-485
Pin
Pin Name
Signal Type
Signal Level
1 B
(Data-)
I/O ±5V
2 N.C
3 N.C
4 N.C
5 A
(Data+)
I/O
±5V
6 N.C
7 N.C
8 +5V/+12V PWR
+5V/+12V
9 GND GND
2.27 COM3 RS-232 Connector (COM3)
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