Basic Documentation

182/332
Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Supply air temperature controller, demand-controlled (type P) 03.10.2011
Main menu > Controller 1 >
Operating line
Actual value supp air temp
Current supply air temp setpoint
For diagnostic purposes, the current supply air cooling and heating setpoint can be
displayed at the password level.
Main menu > Controller 1 >
Operating line
Current supply air temp setpoint
Current cooling setp supply air
Current heating setp supply air
The current energy demand heat and refrigeration from the individual room
controllers is displayed for diagnostics.
Main menu > Diagn air duct network > Supp air temp optimization >
Supply air heat
demand
Supply air heat demand of all received demand signals
in the corresponding air distribution zone.
0%... 100%
Supply air refrigeration
demand
Supply air refrigeration demand of all received demand
signals in the corresponding air distribution zone.
0%... 100%
Demand signals are set to 0% and the function is disabled if a demand signal is
configured for the plant operating mode selection. Refer to section 6.6 above.
12.5 Troubleshooting
If the supply air temperature is missing, the plant is switched off and fault message
"[Main contr var 1] sensor error" is triggered.
No. Text Effect
3011 [Main contr var 1]
sensor error
Urgent message, with plant stop; must not be
acknowledged.
Display values
Note
Fault status messages