SDC / DHC Operation
EN2H-0220GE51 R1111 59
1,3 (radiator systems)
1,1 (floor heating) with mixed heating circuits
1 ... 10
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4.3 Error messages
ATTENTION
Inform the heating technician whenever any fault messages
are output.
The control device contains substantial error-notification logic.
The error messages appear in continuous alteration with the basic
display. Multiple errors that occur at the same time appear one
after another in the order in which they occurred. The following
types of error message exist:
Sensor measured values that do not lie in the measurement
range are evaluated as an interruption or short-circuit. They
appear depending on the type and allocation with fault code 10 to
20 and index 0 for interruption or 1 for short-circuit.
These error messages evaluate the respective switching status.
They appear depending on the type and allocation with fault code
30 to 40 and index 0, 1 or 2.
These error messages evaluate the control result to be expected.
They appear depending on the type and allocation with fault code
50 to 60 and index 0, 1 or 2.
These error messages refer to address faults such as double
issuance or non-recognition of address settings on the data bus.
They appear with fault code 70 and index 0 or 1, depending on
the type and assignment.
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Factory setting
Setting range
Sensor erro
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