System diagram 0020194198 9
0020200783_02 multiMATIC System diagram book 23
9 System diagram 0020194198
9.1 Terminal assignment
9.1.1 VR 70 expansion module terminal
assignment
R1: Heating pump
R2: Heating pump
R3/4: Cylinder charging pump
R5/6: 3-way mixer
S1: Cylinder temperature sensor
S6: Flow temperature sensor
9.2 Required settings in the controller
System diagram: 2
Config.: VR70 addr. 1: 1
MA VR70, addr. 1: Charg.pump
HEATING1 / Type of circuit: Heating
HEATING1 / Room temp. mod.: Temp. mod. or Thermost.
HEATING2 / Type of circuit: Heating
HEATING2 / Room temp. mod.: Temp. mod. or No
ZONE1 / Zone activated: Yes
ZONE1 / Zone assignment: VRC700
ZONE2 / Zone activated: Yes
ZONE2 / Zone assignment: VR91 ad.1