JULABO ME-26 Heating Circulators - Manual (Page 25)

ME
25
8.1.1. Early warning system, low level protection
This low level protection is independent of the control circuit and is
divided into two sections:
1. Switch in stage 1 recognizes a defined fluid level
.
An audible warning sounds (interval tone) and together with the
ticker: > LOW LEVEL WARNING-FILL MEDIUM < a message
appears on the VFD COMFORT-DISPLAY:
Refill the bath fluid!
2. Switch in stage 2 recognizes a low fluid level
.
If stage 2 of the low level protection according to IEC 61010-2-
010 is triggered, a complete, all-pole shutdown of heater and
circulating pump is effected
A continuous alarm sounds and together with the ticker: > LOW
LEVEL ALARM-FILL MEDIUM < a message appears on the
VFD COMFORT-DISPLAY:
Turn off the unit with the mains switch, refill bath fluid and turn
the unit on again!
3. Float
4. Circulating pump
5. Heater
Warning:
When adding bath fluid, always us the type of fluid which is identical with the fluid in
the bath.
Bath oils must not contain any water and should be pre-heated approximately to the
current bath temperature! Explosion hazard at high temperatures!