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PRO 31
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Elcold PRO 31 Инструкция по эксплуатации онлайн [6/18] 275987

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User Instructions Low Temperature Freezers Model PRO/XLT

compressor could occur due to overheat-

ing.

12. Storage.

If the freezer is stored for a period of time,

the lid should be kept open for free circula

-

tion of air inside the cabinet in order to

avoid corrosion of the inner liner.

13. Temperature control PRO/XLT- freezers.

The temperature inside the freezer is con

-

trolled by the electronic controller in the

front grill. The controller has a digital readout

of the temperature inside the cabinet. and

the option of changing the temperature

inside the cabinet.

14. External voltage and temperature alarm.

Optionally the freezer can be equipped with

a battery operated alarm box with connec-

tions for external alarm for voltage failure

and temperature alarm. The battery should

be exchanged every two years.

Please note! When commissioning the

freezer, the battery must be turned into its

correct position.

15.Dixell controller.

16. Functions.

How to see the set point:

1.Press and immediately release the SET key,

the display will now show the set point value.

2.Press and immediately release the SET key

or wait for 5 seconds to display the probe

value again.

How to lock and unlock the keyboard

1.Press the up and down keys simultaneously

for more than 3.seconds.

How to change the set point

1.Press the SET key for more than 3.seconds

to change the set point value.

2.The set point value will be displayed and

the LED starts ﬂashing.

3.To change the set point value, push the up

or down arrow.

4. To memorise the new setting press the SET

key again or wait 15 seconds for the control-

ler to return to normal display of the probe

temperature.

17. Setting the controllers offset value

The LAB/ULT freezer is designed for long time

and safe storage of sensitive products.

In some situations the PRO/XLT freezer is also

used for other applications like in laborato-

ries for different low temperature test.

Depending on the actual situation it might

be necessary to change the controllers off

-

set value in order to get a correspondence

between the reading on the display and the

actual temperature inside the cabinet.

The factory setting is an offset of 2 dgr.C.

The offset can be adjusted in the following

way.

Unlock the keyboard.

Enter the programming mode by pressing

the SET and arrow down keys for 3 seconds.

Select the parameter “Opb” by pressing

arrow up or down key.

Press the SET key to display its value.

Use arrow up or down to change its value.

The offset can be adjusted to +/- 12 dgr .C

Press SET to store the new value.

Press SET + arrow up or wait 15 seconds

without pressing any key. The new value will

now be stored.

For more detailed information about

programming the Dixell controllers please

consult the attached manuals.

5

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