
10.1Connector description
Harting Q4/2 power supply

| Pin | Description |
|---|---|
| 1 | L1 |
| 2 | L2 |
| 3 | L3 |
| 4 | N |
| Protective earth (ground symbol) | PE |
Harting Q12 Safety

| Pin | Signal | Description |
|---|---|---|
| 1 | External emergency stop | Connection of external potential-free contact |
| 2 | External emergency stop | Connection of external potential-free contact |
| 3 | Internal collective fault | Internal potential-free contact |
| 4 | Internal collective fault | Internal potential-free contact |
| 5 | Reserved | |
| 6 | Reserved | |
| 7 | Reserved | |
| 8 | Reserved | |
| 9 | Reserved | |
| 10 | Reserved | |
| 11 | Reserved | |
| 12 | Reserved |