TIC-4M MANUAL
17
Alarm List
Category
Display
Occur Cause
Alarm Occurrence
Fan Alarm
An alarm occurs if fan alarm input is detected or
not detected according to input contact set
value for more than 5 seconds after fan output
(DO1). AI1,2 Alarm must be set to Fan.
All outputs stop when an alarm occurs. When
the alarm returns, the alarm is canceled and the
controller operates normally.
Comp.
Alarm
An alert is generated if the comp alarm input is
detected or not detected according to the input
contact set value during the alarm detection time
after the comp output (DO2). Alarm must be set
to AI1,2 Comp.
Comp output is stopped when an alarm
occurs, The alarm is released upon return of the
operation alarm, Normal operation.
Heater
Alarm
An alarm is generated if the heater alarm input is
detected or not detected according to the input
contact set value during the alarm detection time
after the heater output (DO3). AI1,2 setting must
be set as heater to generate an alarm.
When an alarm occurs, the heater output is
stopped, The alarm is released upon return of the
operation alarm, Normal operation.
High Temp.
Alarm
Alarm occurs when control temperature is higher
than high temperature alarm during controller
operation.
Heating operation stops when an alarm occurs.
(Cooling operation operation) When the alarm is
returned, the alarm is released, and the controller
is in normal operation. (Current temp. ≤ high
temp. alarm -1 degree)
After defrosting operation, after defrosting, high
temperature alarm setting is detected.
Low Temp.
Alarm
Alarm occurs when control temperature is lower
than low temperature alarm during controller
operation.
Cooling operation stops when an alarm occurs.
(Heating operation operation) Alarm reset at alarm
return, controller normal operation. (Current temp.e
≥ low temp. alarm +1 degree) Alarm release.
Control
Sesnor
Alarm
Alarm occurs when the control temperature
sensor is open or shorted.
All output stops when an alarm occurs. When
the alarm returns, the alarm is released and the
controller is in normal operation.
Remote
Detection
The remote operation is applied when the
controller is detected or not detected according
to the input contact set value for more than 2
seconds on the remote sensing input during
operation or stop.
Only when the controller is running Operation by
remote contact / stop.
Summary of Contents for TIC-4M
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