Perle Systems 5500208-43 - Manual (Page 83)

84
Set IOChannel
level
You can specify up to five alarm trigger/clear severity levels. If the Trigger Type is
Low , an alarm is triggered when the input drops below the specified Trigger value;
other severity level trigger values must decrease in value with each subsequent level. If
the
Trigger Type is High , an alarm is triggered when the input is higher than the
specified Trigger value; other severity level trigger values must increase in value with
each subsequent level. To clear an alarm, the input must drop below the specified value
when
Trigger Type is High or go above the specified value when Trigger Type is Low .
mode
Enables/disables an alarm level. The default is off.
trigger-type
If the Trigger Type is Low , an alarm is triggered when the input drops below the
specified Trigger value; other severity level trigger values must decrease in value with
each subsequent level. If the Trigger Type is High , an alarm is triggered when the input
is higher than the specified Trigger value; other severity level trigger values must
increase in value with each subsequent level.
trigger-level
Specify the value that will trigger an alarm, the measurement is based on the Type and
Range that you specify. This value must not fall within the scope of the value used to
clear an alarm.
clear-mode
Specifies whether an activated alarm must be Manually cleared, or can be cleared when
the input drops below the specified value (when Trigger Type is High ) or goes above
the specified value (when Trigger Type is Low ).
clear-level
Specify that value that will clear an alarm, the measurement is based on the Type and
Range that you specify. This value must not fall within the scope of the value used to
trigger an alarm.
snmp
Sends an SNMP trap when an alarm is triggered or cleared. The trap consists of the
severity level and whether the alarm was triggered or cleared.
syslog
Sends a message to syslog when an alarm is triggered or cleared. The syslog entry
includes the severity level and the value that caused the alarm to trigger or clear. The
syslog message is associated with Level Critical .