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12
DC Wiring Configuration
External:
Internal:
No. Connector Signal
1
+VIN
+VDC
2
-VIN
-VDC
3
ALARM
COMM
4
ALARM
NO
5
ALARM
NC
6
RS232
GND
7
RS232
RxD
8
RS232
TxD
9
RS422
GND
10
RS422
-VE (Rx)
11
RS422
+VE (Rx)
12
RS422
-VE (Tx)
13
RS422
+VE (Tx)
14
IO-1
3V3
15
IO-1
OUT-1
16
IO-1
0V
17
IO-1
IN-1
18
IO-1
0V
Figure 2
Cable: 2-core
1
2
3 4 5
RS422
RS232
6 7 8
9 10 11 12 13
14 15 16 17 18
LED driver
uP
DC/DC
Light in normal
operation
Programming Port
+Vin
-Vin
ALARM
RS232
RS422
IO-1
LED