User Manual

7-39

Heating, ventilation and air conditioning - room temperature control

Room temperature controllers with detached operation

Accessories for RXB..

Siemens Switzerland Ltd

Building Technologies Division

2019www.siemens.com/gamma

Stock No. Product No. DT

BPZ:RXZ20.1 RXZ20.1 A

RXZ20.1Terminal cover for RXB2../ RXC2../ RXM2..

Data sheet N3834

Stock No. Product No. DT

BPZ:RXZ30.1 RXZ30.1 A

RXZ30.1Terminal cover for RXB3../ RXC3../ RXM3..

Data sheet N3840

Room unit with PPS2 interface

Room units for acquiring the room temperature and operation of individual room control.

Voltage supply PPS2

Power consumption 0.10 VA

Time constant ≤8 min

Measuring range, temperature 0...40 °C

Sensing element, temperature NTC

Measurement accuracy ±0.25 K at 25 °C

±0.5 K at 5...30 °C

Setpoint readjustment range ±12 K

Mounting location Indoors

Mounting Directly on wall

In recessed or top-mounted conduit box

Degree of protection IP30

QAX3..

Stock No. Product No. DT

BPZ:QAX30.1 QAX30.1 A

QAX30.1Room unit with sensor and PPS2 interface

- Acquisition of room temperature

Data sheet N1741

Dimensions (W x H x D) 90 x 100 x 32 mm

29-Wall-mounted.indd 39 19.08.2018 15:13:29