System Components
156 SICAM RTUs, SICAM AK 3 User Manual
Edition 07.2016, DC2-028-2.03
2.7.5.1  Block Diagram
2.7.5.2  Connector to Carrier Module
The pin assignment of the connector is described as follows:
Pin Alias Signal  Pin Alias Signal
1 I/O 0  IN IC0+  2 I/O 1  IN IC0-
3 I/O 2 4 I/O 3
5 6
7 I/O 4  IN IC1+  8 I/O 5  IN IC1-
9 I/O 6 10 I/O 7
The abbreviations have the following meaning:
IN IC0+, IN IC0- = pulse input 0 (counter input)
IN IC1+, IN IC1- = pulse input 1 (counter input or control input)