Hydraulics-Dependent Inputs And Outputs Of Function Block "Precontrol - Siemens Synco700 RMK770 Documentation Handbook

Setpoint compensation
(BoSetpt)
Boiler pump
Boiler pump
Shutoff valve (VlvShOff)
Maintained boiler return
temperature (VlVRtMx)
Flow sensor (TFlPrCtr)
Return sensor (TRtPrCtr)
System pump A (TPu_A)
40/226
Building Technologies
HVAC Products
Compensation of boiler temperature setpoint DC 0...10 V for boilers with own boiler
temperature control.
Boiler pump A
Boiler pump B, if the boiler pump is a twin pump.
Shutoff valve
3-position or modulating mixing valve for maintained boiler return temperature (for re-
striction with 3-position output, refer to subsection 3.3.2 "Terminal assignment and
properties of outputs").
For more detailed information, refer to chapter 7 "Boiler temperature control".
3.4.3 Hydraulics-dependent inputs and outputs of function
block "Precontrol"
TFg
TFg
TBo T
T
T
BuMdltUp
BuSt1
BuMdltDn
BuSt2
_B
TRtBo
T
BoPu_A
VlvRtMx
Main menu > Commissioning > Extra configuration > Primary controller > Inputs
Operating line
Flow sensor
Return sensor
* Here, the free inputs are available for selection
Main menu > Commissioning > Extra configuration > Primary controller > Outputs
Operating line
System pump
System pump B
Mixing valve 3-pos
Mixing valve modulating
* Here, the free inputs are available for selection
Flow temperature sensor in the primary controller loop.
Return temperature sensor in the primary controller loop.
System pump A (the menu item does not show designation A)
Boiler Sequence Controller RMK770
3 Commissioning
MnPu_A
TBo
T
MnPu_B
BuMnSt
TRtBo
T
BoPu
TRtMx
VlvShOff
T
MnVlvRtMx
Range
RMK770..., RMZ7...*
Range
RMK770..., RMZ7...*
Primary control
PrCtrVlvMx
T
TRtPrCtr
TFlMn
T
TRtMn TRtCo
T
T
Name
TFlPrCtr
TRtPrCtr
Name
TPu_A
TPu_B
PrCtrVlvMx
PrCtrVlvMx
TFlPrCtr
TPu_A
T
TPu_B
T
CE1P3132en
01.03.2005