User Manual

Application Sheet HP001
Heat pump, variable fan, reversing valve, 2-stage electric heating,
1-stage electric radiator and outside air damper
DXR2..18-102
A
1 / 6
Technical information in this document are subject to change. Drawings serve illustration purposes only.
Siemens is not responsible for content and any manual modifications.
2019-02-21
A6V10662238_en--_b_--_11
∂ Room temperature control
∂ Heating and cooling with variable speed heat pump DC 0…10 V
∂ Modulating control of outside air damper for free cooling when available DC 0…10 V
∂ 2-stage electric reheater with on/off control on triac
∂ 1-stage electric radiator with on/off control on triac
∂ Automatic or manual variable fan speed control DC 0...10 V
∂ Room temperature and fan speed operation via KNX PL-Link room operator unit with temperature
measurement
∂ Presence detector via KNX PL-Link device
Plant diagram
DXR2… Room automation station Q8 Variable speed heat pump
B2 Mixed air temperature R Room
B3 Supply air temperature sensor R1 Room operator unit with
B7 Power heat pump temperature sensor
D2 Presence detector YOa Outside air damper
D5 Heat pump fault YR Electric reheater, 2-stage
D6 Fan state YRa Electric radiator, 1-stage
D7 Condensate level monitor YRV Reversing valve heat pump
Q1 Variable speed fan