Early Warning System, Low Level Protection - Julabo F25-MC Operating Manual

Safety installations, warning functions

8.1.1. Early warning system, low level protection

(patented)
Warning:
For refill always use the same bath fluid type that is already in the bath.
Bath oils must not contain any water contaminants and should be pre-
heated to the actual bath temperature!
Explosion hazard at higher temperatures!
34
This low level protection is independent of the
control circuit and is divided in two sections.
1. Switch in stage 1 recognizes a defined
fluid level
An audible warning (interval tone) sounds and
on the MULTI-DISPLAY (LED) the message
"E 40" appears.
Refill bath fluid!
2. Switch in stage 2 recognizes a low fluid level
.
If stage 2 of the low level protection device
(according to IEC 61010-2-010) is triggered, a
complete shutdown of the heater and circulating
pump is effected.
A continuous alarm tone sounds and a message
>CODE 01< appears on the MULTI-DISPLAY
(LED).
Turn off the unit with the mains switch, refill bath fluid and
turn the unit on again!
3. Float
4. Circulating pump
5. Heater
Important: Check the safety installations from time to time.
(see page 21)
.