16
6.4.3 User calibration
☞
−
Remove the external consumers and switch the setting knob of the pump to right side.
(
➾
Section 5.4).
−
A reference thermometer with necessary accuracy is required. Otherwise the factory
calibration should not be altered. The reference thermometer has to be inserted far
enough and long enough into the bath.
−
It is not allowed to calibrate to more than ± 3 °C. Multiple calibration to more than ± 3
°C cause internal faults (after 2 min ”EEE“ changing with “1006” or ”16”).
−
− −
−
The factory calibration will be lost through overwriting
!
please work carefully!!!
and
2x
−
Directly from actual value display to user calibration by
pressing key combination on the left
or
−
with key from pump output
>2,5 s
1. The display shows CAL. To carry out a calibration, press
the key longer than 2.5 s.
2. The actual value appears and flashes approx. 4 s.
or
3. During this time start the additive calibration. Input the value
indicated on the reference thermometer with the two keys.
3. The additive calibration must be entered with the key shown
on the left.
1. Forward with key to "END", then
6. Switch back to level 0 or
7. with key back to pump output.
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