19
F50: Setting
of
temperature alarm delay time
Input F50 and press SET key to display ‘015’ (default setting). Change to your
required setting by key and key. Range: 000~015
Press SET key to memorize the value and revert to chamber temperature display.
000: Not delayed
13. Compressor operation for temperature control
When chamber temperature is equal to set temperature
When chamber temperature is 0.6
㷄
lower than
set temperature
: Compressor turns on
: Compressor turns off
14. Delay
time
(1) Compressor delay time (Default: 3 minutes)
Compressor should be started with delay after the power is supplied.
Setting is changeable in F05.
Compressor would not restart next 3 minutes (fixed value) in case it turns off during cycle
operation.
(2) Temperature alarm delay time (Default: 10 minutes)
When unit is in high/low temperature alarm condition, buzzer and remote alarm activate with
delay time. Display blinks and ALARM lamp is lit without delay.
Setting value is changeable in F50.
15. Temperature
offset
Input offset value to adjust for temperature in temp. sensor with actual temperature.
Temp. sensor offset value is -4.0
㷄
.
You can change offset value in F07. (Range: -4.9~+4.9)
16. Display
offset
Offset value for display is displayed value -0.5
㷄
.
17. Operation for remote alarm
CN3
Connector
Status
#1 - #2 (N.O.)
#1 - #3 (N.C.)
Normal Open
Close
Alarming Close
Open
18. Lamp
operation
DP51 (Red) on display PCB: ALARM lamp blinks during alarming conditions.
DP1 (Orange) on control PCB: Lit in normal condition
Goes off in high/low temp. alarm (with 15min. delay), in sensor
errors, in power failure
DP2 (Green) on control PCB: Lit during compressor operating
Goes off during compressor turns off
