Instruction Manual
332 Publication 1753-UM001C-EN-P - March 2010
Appendix C Wiring Examples
GuardPLC 1600 Controller
123456
1234
1L-
L-L- L+ L+
L-DO 2
(2A)
34
1LS+- LS+ LS+ LS+ LS+L-
D1
234
56
13 14 15 16 17 18
5L-
D1
678
19 20 21 22 23 24
9L-
D1
10 11 12
25 26 27 28 29 30
13 L-
D1
14 15 16
31 32 33 34 35 36
17 L-
D1
18 19 20
37 38 39 40 41 42
19 20 21 22 23 2413 14 15 16 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
789101112
78910
5L- L-DO 6
(2A)
7 8
11 12
COMM3
ASCII/HSP
RS-485
24V DC
COMM2 COMM1
RUN
24 V DC
GuardPLC Ethernet
10/100 BaseT
PROG
ERROR
FAULT
FORCE
BL
OSL
MODBUS
3
(—)
4
(—)
3
(—)
4
(—)
1753-L28BBBM
20 DC Inputs
8 DC Outputs
COM
+
COM
+
COM
+
COM
A1 A2
CH1 CH2
A1 A2
CH1 CH2
+
COM
+
PE
24V DC
Power
Supply
Light Curtain/
Safety Input
Dry Contact
Pulse-Tested
Safety Input
24V DC
Power
Supply
24V DC
Power
Supply
Light Curtain
Safety Relay
Safety Relay
Dry
Contact