Early Warning System, Low Level Protection - Julabo F12-MC Operating Manual

Safety installations, warning functions

6.1.1. 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!
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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 46)
K.
L.