January 2012 3.15 Digital PLC Inputs/Outputs 229
X4: Single-channel
PLC inputs
(on the front)
Connections on the front of the UxC 11x (FS):
18 single-channel PLC inputs are freely available:
I0 to I17
Terminal Signal designation Assignm. / Function
1a +24 V PLC.01 24 V supply of the outputs MC.RDY, O16
to O22
2a +24 V PLC.02 24 V supply of the outputs O8 to O15
3a +24 V PLC.03 24 V supply of the outputs O0 to O7
4a 0 V PLC 0 V for all I/Os
5a –REF.SP Reserved, do not assign
6a 0 V PLC 0 V for all I/Os
7a I12 24 V inputs
8a I13
9a I14
10a I15
11a I16
12a I17
1b I0 24 V inputs
2b I1
3b I2
4b I3
5b I4
6b I5
7b I6
8b I7
9b I8
10b I9
11b I10
12b I11
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