4 210 254 / 00
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Heating system control
FLOW
ERROR 12-0
HEAT GENER.
ERROR 30-2
BUS
ERROR 70-1
6.10.7 Alarms
Example for sensor alarm messages
(short circuit or interruption)
Error code 10 - 20 and index 0 or 1
Example for heat generator alarm messages
(switching status)
Error code 30 - 40 and index 2 - 8
Example for logical alarm messages
(control functions)
Error code 50 - 60 and index 2 - 4
Example for data bus alarm messages
(address errors on data bus)
Error code 70 and index 0 - 9
The controller comprises a comprehensive alarm
logic which displays the fault type by means of the
corresponding error code.
DHW
ERROR 51-4
