User Manual

ManualsBrandsSiemens ManualsOperator unitsRoom unit with PPS2 interface QAX32.1

CA2N1641

en_03

2015

-12-23

Building Technologies

641

Desigo

™ RX

Room unit with PPS2

interface

QAX32.1

for use with:

– devices of the ranges Desigo RXC, RXB, RXL, and RXA (PPS2)

– Desigo PX Automation stations

– devices with a PPS2 interface

• Room temperature measurement

• Room temperature setpoint adjuster

• Control mode selector switch (

/ Auto)

• PPS2 interface to controller

• Socket for commissioning and service tool or service terminal

Use

The room unit is used in rooms controlled by an individual room control system, to

measure the room temperature and for operation of a room controller.

It can also be used in conjunction with a Desigo PXC… automation station

The room unit incorporates a socket for a commissioning and service tool or service

terminal. This tool socket provides access via the PPS2 interface or via a bus system

(e.g. L

ONWORKS® bus) to the connected individual room controller.

1) If room units QAX32.1, QAX33.1, QAX34.1 or QAX84.1 are used in conjunction with a PXC

automation station, the room unit will show the request of the user and not the effective state.

Summary of content (6 pages)

PAGE 1
641 Desigo™ RX Room unit with PPS2 interface for use with: • • • • • QAX32.
PAGE 2
Ordering When ordering, please specify the quantity, product name and type code. Example: 30 Room units QAX32.1 Equipment combinations The room unit is suitable for use in conjunction with all controllers which incorporate a PPS2 room unit interface (e.g. Desigo RX, Desigo PX). Mechanical design The room unit is designed for surface mounting (with knock-outs for cable entry from the top or bottom) or for mounting on a recessed conduit box with the cables connected from the rear.
PAGE 3
Address plugs 01884 Address plugs inside the housing They allow setting the address in cases where several room units are connected to one controller. The room units are delivered with address 1. Disposal The device is classified as waste electronic equipment in terms of the European Directive 2012/19/EU (WEEE) and should not be disposed of as unsorted municipal waste. The relevant national legal rules are to be adhered to. Regarding disposal, use the systems setup for collecting electronic waste.
PAGE 4
Commissioning notes Response on start-up After an interrupt of the PPS2 interface the communication will only be re-established when the connected controller polls the PPS2 addresses. The duration of the corresponding cycle is: RXA: 10 sec; RXB, RXL and RXC: 3 min; PX: 30 sec.
PAGE 5
Standards, directives and approvals Product standard EN 60730-1 Electromagnetic compatibility (Applications) Environmental compatibility Dimensions Color Weight EU conformity (CE) UL certification (US) RCM-conformity (EMC) EAC conformity Product environmental declaration (contains data on RoHS compliance, materials composition, packaging, environmental benefit, disposal) See “Dimensions” Housing front, dial Housing, base unit, rocker switch Excluding packaging Automatic electrical controls for househ
PAGE 6
Connection diagram (Example: RXC) The following example shows the room unit connected to a Desigo RXC room controller: R1 PPS2 C– C+ CP– CP+ CP+ CP– CLA CLB 4 3 2 1 7 8 1 2 Tool PPS2 A 1741A03 LonWorks® Bus B R1 N1 A B N1 = Twisted pair Room unit QAX32.1 Room controller RXC... Connection for RXT10 commissioning and service tool Connection for service terminal with PPS2 interface Dimensions All dimensions in mm 80087 60 9,5 56 100 4,2 90 32 36 Published by: Siemens Switzerland Ltd.