Basic Documentation

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Siemens Modular Heating Controller RMH760B CE1P3133en
Building Technologies 9 Heating circuit control 2017-09-29
Number
Effect
2542
[Heat circuit 3 pump B]
overload
Nonurgent message.
Acknowledgement can be selected; factory
setting: "Acknowledge and reset.".
No heating circuit stop
2543
[Heat circuit 3 pump] no
flow
Nonurgent message; must be
acknowledged and reset.
No heating circuit stop
2544
[Heat circuit 3 pump B] no
flow
Nonurgent message; must be
acknowledged and reset.
No heating circuit stop
2545
[Heat circuit 3 pump] fault
Urgent message; must not be
acknowledged
Heating circuit stops
For description of outside sensor errors, refer to subsection 13.3.2Fault handling".
9.12 Diagnostic choices
Main menu > Heating circuit 1 (or 2 or 3) > Inputs/setpoints
Operating line
Adjustable values / display / remarks
Actual value outside temp
…°C
Simulation outside temperature
…°C
Composite outside temp
°C
Attenuated outside temp
…°C
Actual value flow temp
…°C
Flow temperature setpoint According to section 9.6 "Mixing valve
control" (load control considered)
Room sensor temp.
…°C
Actual value room temp
…°C
[Room temperature 1] bus
…°C
[Room temperature 2] bus
…°C
Room temperature model value
…°C
Current room temp setpoint …°C; according to preselection made by the
user, current room operating mode and
interventions
Room setpoint absolute
…°C
Room setpoint relative
…°C
Actual value return temp
…°C
Return temperature max
…°C
[Heating circuit pump] overload
0 / 1 (1 = overload)
[Heat circuit pump B] overload
0 / 1 (1 = overload)
Flow signal pump
0 / 1 (1 = pump flow in operation)
Room operating mode 0 / 1 (1 = operating mode according to
contact)
Timer function
0 / 1 (1 = timer function will be activated)
Special day input 0 / 1 (1 = switching program according to
special day is active)
Holiday input
0 / 1 (1 = operation according to holiday
settings)
Note
Inputs / setpoints