JULABO SC 2500w Professional Series Recirculating Coolers - Manual (Page 28)

Safety installations, warning functions
28
8.1.1. Early warning system, low level protection
(patented)
This low level protection is independent of the control circuit and is
divided in two sections.
1. Switch in stage 1 recognizes a critical fluid level
 .
An audible warning (interval tone) sounds and a message
appears on the VFD COMFORT-DISPLAY.
XXXXX
WARNING
CODE 40
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 >ALARM<
>CODE 01< appears on the VFD COMFORT-DISPLAY.
XXXXX
ALARM
CODE 1
Turn off the unit with the mains switch, refill bath fluid and turn
the unit on again!
Important:
Check the safety installations from time to time.
See page 20
Warning:
When adding bath fluid, always use the same bath fluid type that is already 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!