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2.6 Alarm Relay Output
Alarm relay output is provided for reporting failure events to a remote alarm relay monitoring system. The
replay output is provided with two contacts on the terminal block connector next DC power interface.
Alarm Relay output pins and logic:
3
4
Alarm relay output, NO (Normal Open) contacts
Pin
Open: normal, Shorted: Alarm
NO
The relay output can connect relay monitoring system.
Use the provided 4P terminal plug for signal wiring and plug into the contacts.
Alarm Events
I nput power failure
1 9 6 B
Software configured port link faults.
(The ports can be configured via web management.)
Note:
Be sure the voltage applied on the contacts is within the specification of 30VDC/1A max. or 120VAC/0.5A max.
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