Yokogawa PC-Based MX100 - Manual (Page 73)

2-59
IM MX180-01E
Integrat
on Mon
tor
3
2
1
4
5
App
Index
Energzed/De-energzed Operaton of Output Relays
You can select whether the output relay is energized or de-energized when an output
event (such as an alarm) occurs. If De-energized is selected, the output relay behaves
in the same fashion as when an output event occurs if the power is cut off. The default
setting is Energized.
NO Energize
De-energize
C NO C NO C
NO C NO C NO C
When power is shut down
NO: Normally Opened, C: Common
When alarm is not occurring When alarm is occurring
Hold/Non-Hold of Output Relays
Select the behavior of the output relay when an output event is released (recovers to a
normal condition). The default setting is Non-hold.
• Turn OFF the output relay with the release of the output event (non-hold).
• Hold the output relay at ON until the Relay ACK button (see below) is clicked.
Relay ACK button
Output cause
occurrence
• When set to non-hold • When set to hold
Relay output ON
Relay output OFF
Relay ACK
Relay output ON
Relay output OFF
Output cause
occurrence
2.10 Dgtal Output Settngs