ABB ret650 Commissioning Manual page 98

Section 8
Troubleshooting
90
V
A
1
4
GUID-BBAEAF55-8D01-4711-A71D-BBC76B60BA3D V1 EN
Figure 9: Testing output contacts using the voltage drop method
1 Contact current
2 Contact voltage drop
3 Load
4 Supply voltage
1MRK 504 126-UEN -
2
3
Commissioning Manual