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ABB REQ650
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V
1
2
A
GUID-31DF5495-91F1-4A4B-8FD5-50625038961E V1 EN
Figure 20: Testing a trip contact
1
Trip contact under test
2 Current limiting resistor
To check the status of the output circuits driving the output relay via the LHMI, select
Main menu/Tests/I/O modules and then navigate to the board with the actual binary
output to be checked.
Test and change the relay state manually.
1MRK 505 293-UUS A Section 8
Troubleshooting
131
Commissioning manual

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