Westermo PMI-110-F2G - Manual (Page 125)

4.12 Warning
PMI Switch provides several types of Warning features for you to remote monitor
the status of end devices or the change of your network. The features include
Fault Relay, System Log and SMTP E‐mail Alert.
Following commands are included in this group:
4.12.1 Fault Relay
4.12.2 Event & E‐mail warning
4.12.2.1 Event Selection
4.12.2.2 Syslog configuration
4.12.2.2 SMTP Configuration
4.12.3 CLI Commands
4.12.1 Fault Relay
The PMI Switch provides 1 alarm relay output, also known as Digital Output. The relay
(DO) contact is energized from normal and will form a close circuit under system fault
conditions.The fault conditions include power failure, Ethernet port link fault, Ring
topology change, Ping Failure, DI state change or ping remote IP address failure.
From the firmware version 1.1a, the fault relay supports multiple event relay binding
function. That means fault realy not only support one event only, it can be assigned
multiple event. The condition or term described as following table.
Term conditction description
Power
Power DC1
Power DC2
Any
Detect power input status. If one of condiction
occurred, relay triggered.
Port Link Port number Monitoring port link down event
Ring Ring failure If ring topology changed
Ping IP Address: remote device’s IP address.
If target IP does not reply ping request, then
relay active.
Ping Reset
IP address: remote device’s address
Reset Time: duration of output open.
Hodl Time: 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 reset, the relay
output will form a short circuit.
Dry Output
On period: duration of relay output short
(close).
Off period: duration of relay output open.
Relay continuous perform On/Off behavior
with different duration.
DI DI number
Relay trigger when DI states change to Hi or
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