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Controller Technical Data
Power Supply
BIT25 ... E
Relay Output
Compressor
Auxiliary Loads 1
Auxiliary Loads 2
Input
NTC 10KΩ@25°C
Measurement Range
-50 / -9.9...19.9 /110°C
Configuration Parameters
>
To access to the parameter configuration menu, press
>
With button
or
>
Press button
and hold briefly to display the value. On releasing the button the controller will then show the
next parameter.
>
By keeping button
controller will store the amended value and then show the next parameter.
>
To exit from the setup, press button
BIT25 Controller Default Parameter Values
Parameter
Range
SPL
-50 ... SPH
SPH
SPL ... 110°
SP
SPL ... SPH
C-H
REF or HEA
HYS
1 ... 10°
CRT
0 ... 30 min
CT1
0 ... 30 min
CT2
0 ... 30 min
CSD
0 ... 30 min
NON
DFM
TIM
FRO
DFT
0 ... 99 hours Time interval between defrosts.
DFB
YES
NO
DLI
-50 ... 110°
DTO
1 ... 120 min
5
230Vac±10%, 50/60Hz, 3W
16(4)A 240Vac
7(2)A 240Vac
Measurement Accuracy
<0.5°C within the measurement range
select the parameter to be modified.
pressed, use button
or
or wait for 30 seconds.
Description
Minimum limit for 'SP' setting.
Maximum limit for 'SP' setting.
Temperature setpoint to be achieved.
Refrigeration or Heating control mode.
Off / On thermostat differential.
Compressor rest time.
Thermostat run time with faulty T1 probe.
('CT1' = 0 output with faulty T1 will always be off).
Thermostat off time with faulty T1 probe.
('CT2' = '0' & 'CT1' =>'0' output with faulty T1 will always be on).
Compressor stop delay after door has been opened.
(Only if 'DS' = 'YES').
Defrost start mode:
Defrost function is disabled (the following parameter will be 'FCM').
Regular time defrost.
Defrost time elapses only in condition of frost accumulation.
Defrost timer clock.
Following mains interruption, timer resumes count.
Following mains interruption, timer restarts from zero.
Defrost end temperature (Only if 'T2' = 'YES').
Maximum defrost duration.
Operating Conditions
-10...+50°C; 15%...80%r.H
CE (Reference norms)
20(8)A 240Vac
EN55022 (Class B)
EN50082-1
+
for 5 seconds
to set the desired value. On releasing the button the
Default
Setting
1
3
2
REF
3
2
6
4
1
TIM
6
YES
15
20
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