SHC 2000
9.900.900.719 SHC2000-manual-111609 19
Notice:
Check the safety installations at least twice a year!
• Excess temperature protection according to IEC 61010-2-010
With a screwdriver turn back the adjustable excess temperature
protection until the shut-down point (actual temperature).
• Low level protection according to IEC 61010-2-010
To check the function of the float, it can be manually lowered with a
screwdriver for example.
6. Troubleshooting guide / Error messages
+8
Whenever the microprocessor electronics registers a failure, a
complete shutdown of the heater and circulating pump is
performed. The alarm light "
" illuminates and a continuous
signal tone sounds.
The LED temperature display indicates the cause for the alarm in
form of a code.
Press enter
to quit the audible signal.
• The circulator is operated without bath fluid, or the liquid level
is insufficient.
Replenish the bath tank with the bath fluid.
• Tube breakage has occurred (insufficient filling level due to
excessive bath fluid pumped out). Replace the tubing and
replenish the bath tank with the bath fluid.
• Cable of the working temperature sensor interrupted or short-
circuited.
• Defect of the working or excess temperature sensor.
Working temperature and excess temperature sensors report
a temperature difference of more than 25 °C.
• Error in A/D converter
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