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Siemens Building Technologies Data sheet RMH760 CE1N3131en
HVAC Products 03.07.2003
Terminal Function Signal receiver Type of contact
Y13 Input for Y14
Y14 Mixing valve opens
3-position actuator N.O.
Y23 Input for Y24
Y24 Mixing valve closes
3-position actuator N.O.
Q13 Input for Q14
Q14 Heating circuit
pump on
Heating circuit pump M1 N.O.
Analog input signals
Measuring variable, function Signal source Range
Return temperature 1 or 2 sensors LG-Ni 1000 –50…+150 °C
Wind speed Wind effect sensor 0…20 m/s DC 0…10 V
Intensity of solar radiation Solar impact sensor 0…1000 W/m
2
DC 0…10 V
Room temperature 1 or 2 sensors LG-Ni 1000 –50…+50 °C
Room temperature setpoint Room unit QAA25 5…35 °C
Room temperature setpoint Remote setpoint adjuster BSG21.1 0…50 °C
Room setpoint readjustment Room temperature sensor QAA27 ±3 K
Room setpoint readjustment Remote setpoint adjuster BSG21.5 ±3 K
Heat demand Consumer DC 0…10 V
Digital input signals
Function, variable Signal source Range
Room operating mode External contact On / off
Timer function External contact On / off
Heat demand External contact On / off
Special day External contact On / off
Holidays External contact On / off
Error message 1 External contact On / off
Error message 2 External contact On / off
Error message 3 External contact On / off
Error message 4 External contact On / off
Type of signal Signal receiver Range
Positioning signal Modulating actuator 0…100 %
Heat demand Primary controller Configurable
Changeover to connection Q71–Q74 … Rated voltage range
in the event of an urgent error message AC 24…230 V
in the event of an error message that is not urgent AC 24…230 V
when reaching the heating limit of heating circuit 1 AC 24…230 V
when reaching the heating limit of heating circuit 2 AC 24…230 V
during occupancy time of heating circuit 1 AC 24…230 V
during occupancy time of heating circuit 2 AC 24…230 V
when the outside temperature falls AC 24…230 V
when there is a heat demand AC 24…230 V
For the actuating devices
Configurable connection
terminals
X3, X4 and X5 for input
signals
Y9 for continuous output
signal DC 0…10 V
Q71 / Q72 / Q74 for
changeover contacts