1 |
I/O-Bus |
2 |
Allocation between terminal No. and signal name |
3 |
8 yellow LEDs to display the signal statuses of the digital inputs I0 to I7 |
4 |
16 yellow LEDs to display the signal statuses of the digital inputs/outputs C8 to C23 |
5 |
2 rotary switches to set the module’s address (00d to 99d) |
6 |
1 green LED to display the process voltage UP |
7 |
3 red LEDs to display errors |
8 |
4 System LEDs |
9 |
Label |
10 |
CS31 Bus Terminal Unit (TU551-CS31 or TU552-CS31) with 40 terminals (screw-type or spring terminals) |
11 |
DIN rail |
|
Sign for XC version |