Honeywell ELECTRONIC REFRIGERATION CONTROL PCR-300 User Manual

Page 11

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11

Access the first programming level by pressing

the

and

keys at the same time for 5 seconds.

ൎ Then use the

and

keys to access the parameters

to be changed.

Access the second programming level by pressing

the

and

and

keys simultaneously

for 5 seconds.

¼ 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.

¼ Do not display altered parameter data before saving the data, as it

would be reversed to its original value in the process.

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 tempera-ture

Access to the first programming level:
¼ Press and hold down the

and

keys at the same time for

approx. 5 seconds (E01 appears in the display for
PCR-300 and E00 for PCR-300RC)

¼ Setting: Press and hold down the

key. Adjust the setpoint value

to the desired figure using the

or

key.

Input parameters and input ranges:

Display

Setting range

Preset

E00 Time, for PCR-300RC only

0.00 to 23.5,

12’0

see section 6.6

E01 Cold store temp. difference

1 to 20 K

2 K

E02 Time between 2 defrost cycles

1 to 24 h

8 hours

E03 Alarm temperature difference

–50 K to +50 K

20 K

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