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
