Follett REF20-LB Installation, Operation And Service Manual page 25

Parameter Default Value
Alarm 1 Low –46 C (–50 F)
Temp
Alarm 1 Probe Alarm (P4)
Alarm 1 Reset 1
Alarm 2 Set up
Alarm2 Delay 1
Alarm2 Function Disable
49 C (120 F)
Alarm2 High
Temp
Alarm2 Low Temp –46 C (- 50 F)
Alarm2 Probe Alarm (P4)
Alarm2 Reset 1 degrees
Alarm 3 Set up
Alarm3 Delay 1
Alarm3 Function Disable
49 C (120 F)
Alarm3 High
Temp
Alarm3 Low Temp –46 C (– 50 F)
Alarm3 Probe Alarm (P4)
Alarm3 Reset 1 degrees
General Alarm Reset
Alarm Ringback 10 minutes
Alarm Remote No
Reset
Alarm Startup 120 minutes
Delay
Alarm Silencing Yes
Maintain Alarm Yes
Door Control
Door Open Alarm Yes
Door Open Alarm 60 seconds
Delay
Door Open Relay Disable
Door Fan control Yes
Door compressor 60 seconds
time
Light control
Turn light on/off Yes
with door
Light off timer 120 seconds
Power Alarm
Power Alarm Yes
01134592 – REF20/25 LB, PH, BB
Range
- 50 - User Set Point
Control (P1), P4, P5
0 to 10
0 to 60 minutes
No, R1 relay, R2 relay, Disable
User Set Point 250
–50 - User Set Point
Control (P1), P4, P5
0 to 10 degrees
0 to 60 minutes
No, R1 relay, R2 relay, Disable
User Set Point 250
–50 to User Set Point
Control (P1), P4, P5
0 to 10 degrees
0 to 120 minutes
On, I1, I2, I3, I4
0 to 180 minutes
Yes, No
Yes, No
Yes, No
0 to 300 seconds
No, R1 relay, R2 relay, Disable
Yes, No
0 to 180 Seconds
Yes, No
0 to 600 Seconds
Yes, No
Description
Low temperature to activate Alarm 1 .
Probe for Alarm 1 .
Temperature difference to reset Alarm 1 .
Alarm 2 delay before sounding
Defines the action when Alarm 2 is activated .
High temperature to activate Alarm 2 .
Low temperature to activate Alarm 2 .
Probe for Alarm 2 .
Temperature difference to reset Alarm 2 .
Alarm3 delay before sounding
Defines the action when Alarm 3 is activated .
High temperature to activate Alarm 3 .
Low temperature to activate Alarm 3 .
Probe for Alarm 3 .
Temperature difference to reset Alarm 3 .
Defines the time delay until the alarm will resound .
Determines if the alarms can be silenced with a
remote input from I1, I2, I3 or I4
Defines the alarm delay during startup .
Determines if the alarms can be silenced or not .
Determines if the alarm(1 to 3) should be maintained if
the temperatures fall back into range .
Sound beeper when door alarm activated .
Door open alarm delay .
Alarm Relay to activate when door open alarm
activated .
Defines if the evap fan should shut off when the door
is open .
Defines the time to shut off the compressor after the
door is open . 0 = ignore
Turn light on/off with door openings .
Turn off the light after XX seconds
Defines if an alarm should sound if power is lost .
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