Sartorius Stedim Biotech BIOSTAT RM 20 basic Bedienungsanleitung Seite 49

Alarm message Possible causes
Error Heater1 This is displayed when no
power consumption for
heating plate 1 is being
measured during heating
operation. Either the bimetal
(integrated into the heating
panel) has triggered due to
over temperature or the
heater was disconnected from
the system during heating
operation.
Temp controller 1 is
deactivated for safety reasons
in case of malfunction. The
controller must be restarted
manually after acknowledging
the alarm.
Press the Home button to
acknowledge this alarm.
Error Heater2 This is displayed when no
power consumption for
heating plate 2 is being
measured during heating
operation. Either the bimetal
(integrated into the heating
panel) has triggered due to
over temperature or the
heater was disconnected from
the system during heating
operation.
Temp controller 2 is
deactivated for safety reasons
in case of malfunction. The
controller must be restarted
manually after acknowledging
the alarm.
Press the Home button to
acknowledge this alarm.
Measures
Check the contact between the
surface temperature sensor and
the Rocking bag.
Wait until the heating surface
has cooled before repeating the
test.
Check the contact between the
surface temperature sensor and
the Rocking Bag.
Wait until the heating surface
has cooled before repeating the
test.
Appendix 49