11
I The input parameters are grouped together in two programming
levels:
u Access the first programming level by pressing
the and keys at the same time for 5 seconds.
u Then use the and keys to access the parameters
to be changed.
u Access the second programming level by pressing
the and and the key simultaneously
for 5 seconds.
I To exit from the programming levels and save the data, press the
key after the last input parameter.
If no key is pressed in either of the programming levels for
10 minutes, this mode will be exited without the data being saved.
I Do not display altered parameter values before saving the data as it
will be reset to its former value.
6.4 Setting the cold store temperature
Press and hold down the key. Adjust the setpoint for the value
in question using the or key.
Adjustment is possible within the limits of the input parameters E12
and E13.
The factory setting is +4 °C.
6.5 Changing the cold store temperature difference,
defrost cycle and alarm temperature
Access to the first programming level:
I Press and hold down the and keys at the same time for
approx. 5 seconds
(E01 appears in display).
I Setting: Press and hold down the key.
Adjust the setpoint value to the desired figure
using the or key.
Input parameters and input ranges:
Parameter in display Setting range
( or ) ( and or ) Preset
E01 Cold store temp. difference 1 to 20 K 2 K
E02 Time between 2 defrost cycles 1 to 24 hours 8 hours
E03 Alarm temperature difference –50 K to +50 K 20 K
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