REHAU Nea Smart 2.0 Room Unit User Guide

June 9, 2024
REHAU

Nea Smart 2.0 Room Unit
User GuideREHAU Nea Smart 2.0 Room Unit NEA SMART 2.0 Room Unit
Quickinstall

Safety Instructions and Product Conformity
Risk of life through electrical shock! The electrical installation must follow the applicable national standards and guidelines as ell as any specific requirements of your local energy supplier. These instructions are intended for use by a qualified person who is holding an official certificate in one of the following professions: electrician or electronics engineer.
Always read the instructions prior to commencing the installation. Connection to the final power supply must onlybe carried out after the installation is complete.
Hereby, REHAU Industries SE & Co. KG declares that the radioequipment type Nea Smart 2.0 is in compliance with Directive2014/53/EU.
The full text of the EU declaration of conformity is available at the following internet address: www.rehau.com/neasmart2

System Overview

REHAU Nea Smart 2.0 Room Unit - fig 1

Scope of Delivery    REHAU Nea Smart 2.0 Room Unit - fig
2Only wireless version

Installation

REHAU Nea Smart 2.0 Room Unit - fig 3 Bus (ZOBUS)
Wireless REHAU Nea Smart 2.0 Room Unit - fig 4

Remote SensorREHAU Nea Smart 2.0 Room Unit - fig 7Assignment of a room controller to a room zone REHAU Nea Smart 2.0 Room Unit - fig
6Assignment of a room controller to several room zonesREHAU
Nea Smart 2.0 Room Unit - fig 5Delete Pairing Sequence  REHAU Nea Smart 2.0 Room Unit - fig 8 Set up external sensor REHAU Nea Smart 2.0 Room Unit - fig 9

Parameters
▪ P0: Not connected
▪ P01: Floor temperature probe for minimum and maximum value monitoring (minimum value valid for cooling, maximum value for heating)
▪ P02: Floor temperature probe for minimum and maximum value monitoring (minimum value valid for cooling and heating, maximum value for heating)
▪ P03: External room temperature probe (room temperature control only by this value)
▪ P04: External floor temperature probe (floor temperature control only)
▪ P05: External room temperature probe (room temperature control by mean value of external and internal probe)
▪ P06: Dew point monitor (switching contact)
▪ P07: Window contact
▪ P08: Condensation protection for chilled ceilings (only with humidity room units)

Error Messages
▪ Er 01: Room temperature sensor out of sensor range
▪ Er 02: Room temperature sensor broken
▪ Er 03: Room temperature sensor shorted
▪ Er 04: Humidity sensor out of sensor range
▪ Er 05: Humidity sensor broken
▪ Er 06: Humidity sensor shorted
▪  Er 07: Remote temperature sensor out of sensor range
▪ Er 08: Remote temperature  sensor broken
▪ Er 09:Remote temperature sensor shorted
▪ Er 10: Connection error Base and R-/U-Module
▪ Er 90: Communication error between base and R-Module
▪ Er 99: Error that is only shown in the NEA SMART 2.0 app.
Additional information

www.rehau.com/neasmart2
This document is protected by copyright. All rights based on this are reserved. No part of this publication may be translated, reproduced or transmitted in any form or by any similar means, electronic or mechanical, photocopying, recording or otherwise, or stored in a data retrieval system. Our verbal and written advice with regard to usage is based on years of experience and standardised assumptions and is provided to the best of our knowledge. The intended use  of REHAUproducts is described comprehensively in the technical product information. The latest version can be viewed at www.rehau.com/TI.
We have no control over the application, use or processing of the products. Responsibility for these activities therefore  remains entirelywith the respective user/processor. Where claims for liability nonetheless arise, they shall be governed exclusively according to our terms and conditions, available at www.rehau.com/conditions, insofar as nothing else has been agreed upon with REHAU in writing.
This shall also apply for all warranty claims, with the warranty applying to the consistent quality of our products in accordance with our specifications. Subject to technical
changes.

954636 03.2022
© REHAU Industries SE & Co.
KG, Rheniumhaus, 95111 Rehau

References

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