Westermo MRI-128-F4G-PSE24 - Manual (Page 144)

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the system will short Relay Output and light the Alarm LED.
Event Type: Ping Failure
IP Address: IP address of the target device you want to ping.
Reset Time (Sec): Waiting time to short the relay output.
Hold Time (Sec): Waiting time to ping the target device for the duration of
remote device boot
How to configure: After selecting Ping Failure event type, the system will turn
Relay Output to short state and continuously ping the target device. When the
ping failure occurred, the switch will turn the Relay Output to open state for a
period of Reset Time.
After the Reset Time timeout, the system will turn the Relay Output to close state.
After the Hold Time timer is timeout, the switch system will start ping the target
device.
Ex: Reset Time is 5 sec, Hold Time is 50 sec.
If the ping failure occurred, the switch system will turn Relay output to open
state to emulate power switch off for 5 sec periods. After Reset Time timeout,
the Switch system will start ping target device after 50 sec periods. The period
time is for target device system booting. During the period, the switch system will