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3.11 WARNING
The switch provides several types of Warning feature for remote monitoring of end devices status or network
changes.
3.11.1 RELAY OUTPUT
WoMaster switch provides 1 alarm relay output, also known as Digital Output. These settings in Relay Output
section control the events that will trigger the alarm output. The OK discrete output is on during normal conditions
and turned off in the event of an alarm condition. The relay output supports multiple event relay binding function.
The Relay Output configuration interface has shown as below:
The condition or term described as following table.
TERMS
CONDITION
DESCRIPTION
Power Failure
Power ID 1
Power ID 2
Any
Detect power input status. If one of condition
occurred, relay triggered.
Link Failure
Port number
Monitoring port link down event
Ring
Ring failure
If ring topology changed
Ping Failure 1
IP Address:
remote device’s IP address.
If target IP does not reply ping request, then relay
active.
Ping Failure 2
IP address:
remote device’s address
Restart Period
: duration of output open.
Hold Period:
duration of Ping hold time.
Ping target device and trigger relay to emulate
power reset for remote device, if remote system
crash.
Note: once perform Ping Restart; the relay output
will form a short circuit.
Dry Output
On period:
duration of relay output short
(close).
Relay continuous perform On/Off behavior with
different duration.
