JULABO ED Heating Immersion Circulator User Manual
Page 21

ED
21
6.4.
Setting the temperatures
Factory setting: 25 °C 
 
Setting can be carried out in the start/stop condition.
1. Press one of the keys
for a short moment. The
setpoint value instead of the actual value is indicated on the 
display for about 8 seconds. The value can now be changed. 
2. Change value:
Press
to set a higher value.
Press
to set a lower value.
Keep the keys depressed for the value to change fast.
3. Press the
key to store the value.
6.5.
Safety installations according to IEC 61010-2-010
Check the safety installations at least twice a year (see page 12)! 
 
6.5.1. Excess temperature protection 
This safety installation is independent of the control circuit. When 
the temperature of the bath fluid has reached the safety 
temperature, a complete shutdown of the heater and pump is 
effected. 
The alarm is indicated by optical and audible signals (continuous 
tone) and on the LED-DISPLAY appears the error message 
"Erro 14". 
Setting range:
20 °C to 120 °C
 Using a screwdriver turn the setting screw to the desired value.
Recommendation: 
Set the excess temperature protector at 5 to 10 °C above the 
working temperature setpoint. 
6.5.2. Low liquid level protection 
 
 
 
This safety installation is independent of the control circuit. 
If the low liquid level protection device is triggered, a complete 
shutdown of the heater and circulating pump is effected. 
The alarm is indicated by optical and audible signals (continuous 
tone) and on the LED-DISPLAY appears the error message "Error 
01". 
Turn off the unit with the mains switch, refill bath fluid and turn 
the unit on again! 
