DB15P Input Connector Pin Assignments
1 | Channel 1 first LED |
9 | Channel 1 first LED (electrically tied at opto coupler output to pin 1 circuit) |
2 | Channel 2 second LED |
10 | Channel 2 second LED (electrically tied at opto coupler output to pin 2 circuit) |
3 | Channel 3 third LED |
11 | Channel 4 fourth LED |
4 | Channel 5 fifth LED |
12 | Channel 6 sixth LED |
5 | Input signal return (DC- or AC-) |
13 | Not used |
6 | Not used |
14 | Not used |
7 | Conflict signal output (Ground true) |
15 | +12 VDC power |
8 | Ground (+12 VDC return) |