Relay wiring and relay activation mode - INDIGO500SERIES - INDIGO510 - INDIGO520

Indigo510, Indigo520 User Guide
Document code
M212287EN
Revision
P
Language
English
Product
INDIGO500SERIES
INDIGO510
INDIGO520
Document type
User guide
The physical relay opens and closes the circuit depending both on the relay wiring and the relay activation mode.
Table 1. Relay wiring: Normally open (NO)
Relay activation mode Measurement above/below limit Relay opened/closed
Relay active above limit Above = Relay active Closed
Below = Relay inactive Open
Relay active below limit Above = Relay inactive Open
Below = Relay active Closed
Table 2. Relay wiring: Normally closed (NC)
Relay activation mode Measurement above/below limit Relay opened/closed
Relay active above limit Above = Relay active Open
Below = Relay inactive Closed
Relay active below limit Above = Relay inactive Closed
Below = Relay active Open