Table of Contents
Advertisement
■ Shutdown on
Alarm /Alarm
Activation
■ Alarm Operation
Overview
●
When the E5EZ-PRR is set to "shutdown on alarm", alarm output will
normally be activated. When set to "activate on alarm", alarm output will
usually transfer output or be off.
●
Alarm type and "shutdown on alarm (usually on)"/"activate on alarm"
(usually off) can all be set independently.
●
Using the "activate alarms 1 and 2 on alarm" parameter, the "shut down on
alarm/activate on alarm" (advanced function level) can be set. The Initial
value is "n-o: shutdown on alarm".
Alarm output function
Shutdown on
alarm
Activate on
alarm
Any shutdown on alarm/activate on alarm setting, when power is interrupted and
within two seconds of power connectivity, the alarm output will stop (relay contact
point connected).
The figure below summarizes the above mentioned alarm functions (with alarm
type set to "standby sequence with lower limit", or E5EZ-PRR set to "shutdown
on alarm").
Alarm Type: standby sequence lower limit alarm
Alarm Value
Alarm
Output
When the "activate alarm1 on alarm" (advanced function level ) parameter is set
to "activate on alarm", the heater burnout alarm and input error output will all
"activate on alarm".
Output
ON
OFF
ON
OFF
Cancel
Standby Sequence
4.2 Alarm Hysteresis
Alarm LCD
display light
ON
ON
OFF
OFF
OFF
ON
ON
OFF
Alarm Hysteresis
Time
ON
OFF
ON (closed)
OFF (open)
4-7
Advertisement
Table of Contents
