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witeg Labortechnik GmbH, Refrigerated Bath Circulator
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“00:00” stands for endurance run.
Turn the Jog-Dial to choose your desired value and probate it by pushing the
Jog-Dial. The delay time starts to run by probating the value.
If you want to change the confirmed value, you have to push the Jog-Dial once again.
6.3 Set turn-on delay
The turn-on delay timer serves as automatically start function. It turns on the heating or
refrigerator after the timeframe you set is elapsed.
To reach this sub menu item you have to push the SUB button in the
menu “set turn-off
delay”
The delay time is adjustable from one minute till over 99 hours (00:01 - 99:59) in one
minute steps.
Turn the Jog-Dial to choose your desired value and probate it by pushing the
Jog-Dial. The delay time starts to run by probating the value.
If you want to change the confirmed value, you have to push the Jog-Dial once again.
Turn the Dial knob clockwise to increase the time and counter-clockwise to reduce it.
The turn-off delay time will not elapse before the turn-on delay time is executed.
6.4 Set temperature
To reach this menu item you have to push the MAIN button in the
menu “set turn-off delay”
The temperature is adjustable in 0,1
°C-steps.
Turn the Jog-Dial to choose your desired value and probate it by pushing the
Jog-Dial. The delay time starts to run by probating the value.
If you want to change the confirmed value, you have to push the Jog-Dial once again.
Turn the Dial knob clockwise to increase the temperature and counter-clockwise to reduce
it.
The heating lamp shines, if the heater is activated.
The refrigerator only starts cooling if the liquid’s temperature is fallen off to less then
39 °C. That is to protect the cooling unit from an overheat destruction.
6.5 Set Offset
If the temperature measured by you differs from the temperature the device is showing (PV) you
have the possibility to compensate the divergence by the Offset. So you can balance
differences of about ±10°C.
The Offset is calculated as follows:
Temperature meassured by you
– showed Temperature (PV) = Offset
To reach this menu you have to push the SUB button
in the menu item “set temperature”.
You can recognize this menu at the PV showed in the SV-line.
If you turn the Jog-Dial knob.
Set the calculated value by turning the Jog-Dial. The Offset will be added to the PV
immediately.
Save and confirm the Offset by pushing the MAIN button, you will also reach the previous
menu.
6.6 Set Pump Power
To reach this menu item you have to push the MAIN button in the
menu “set temperature”.
To set pump power turn the Jog Dial knob. The performance is adjustable in steps of 1-5.
To confirm you have to press the Jog Dial knob.
If you want to change the confirmed value, you have to push the Jog-Dial once again.
