Danfoss RX1-S V2 RF Receiver and Boiler Relay Installation Guide

Danfoss RX1-S V2 RF Receiver and Boiler Relay

Product Information

The RX1-S V2 RF Receiver & Boiler Relay is a radio equipment type TPOne -RF + RX1-S V2 that is compliant with directive 1999/5/EC. The product is manufactured by Danfoss A/S and can be used for controlling heating systems.

Installation Guide
The user guide for the product can be downloaded from heating.danfoss.com. Below are the installation steps for the product:

1. The installation should be done by an authorized electrician.
2. Install the room thermostat at approximately 1.5 meters above the floor and avoid placing it in direct sunlight, draught or other heat sources such as TV’s.
3. Decide on the location of the RX1-S V2 receiver ensuring a minimum space of 30cm from the boiler housing. There must be no large metal objects such as boiler cases or other large appliances in line of sight between the thermostat and the receiver as this will prevent RF communication.
4. Remove and mount the RX1-S V2 backplate directly to the wall or on a wall box and wire it as required for application.
5. Locate hooks at the top of RX1-S V2 into the top of the backplate and lower it into position and tighten the retaining screw. Switch on mains power to start RF pairing.
6. Loosen the lower retaining screw of the thermostat and carefully remove the backplate.
7. Insert 2x AA Alkaline batteries to front part taking care to insert correctly as indicated. Check RF connection between the thermostat and RX1-S V2 receiver before fixing it in its final position.
8. Mount the backplate directly to the wall or on a wall box. The backplate included within the product packaging must be used forinstallation.
9.  Locate hooks at the top of the front part into the top of the backplate and lower it into position and tighten the retaining screw.

Dimensions and Wiring
Refer to fig. 4 for dimensions and fig. 5 for wiring diagram on page 45.

RF Pairing
The following are the steps to pair the RX1-S V2 receiver and thermostat:

1. Ensure power to RX1-S V2 receiver is switched on and batteries are inserted into the thermostat.
2. Put the thermostat in pairing mode, see thermostat installation guide.
3. Press both PROG and CH buttons on RX1-S V2 until button LEDs flash.
4. If pairing is successful RF icon on thermostat will stop flashing and remain on.
5. If pairing is not successful try moving thermostat to an alternative position and retry.

Legacy – RF Pairing
Use this guide when replacing the RF receiver only, where existing room thermostat is reused. If both products are changed follow normal pairing procedure, see 3.1 RF Pairing, page 5.

1. Ensure the power to RX1-S V2 receiver is switched on and batteries are inserted into the thermostat.
2. Put the thermostat in pairing mode, see thermostat installation guide.
3. Press and hold the PROG button on the RX1-S V2 until… (text cut off)

Installation Steps

User Guide can be downloaded from: heating.danfoss.com.
Instructions below include thermostat installation and pairing to RX1-S V2.

1. Installation must be done by an authorized electrician.

2. The room thermostat should be installed at approx. 1.5 m above floor and where the effects of sunlight, draught or other heat sources (eg. TV’s) are avoided, see fig. 1 on page 44.

3. Decide location of RX1-S V2 receiver, ensuring a minimum space of 30cm from boiler housing. There must be no large metal objects, such as boiler cases or other large appliances, in line of sight between the thermostat and the receiver as this will prevent RF communication, see fig. 1 on page 44.
   

4. Remove and mount RX1-S V2 back plate direct to wall or on wall box, and wire as required for application, see fig. 2 on page 44.
   

5. Locate hooks at top of RX1-S V2 into top of back plate and lower into position and tighten retaining screw. Switch on mains power to start RF pairing.

6. Loosen lower retaining screw of thermostat and carefully remove back plate, see fig. 3 on page 44.
   

7. Insert 2x AA Alkaline batteries to front part taking care to insert correctly as indicated. Check RF connection between Thermostat and RX1-S V2 Receiver before fixing in final position, see 3.1, RF Pairing.

8. Mount back plate direct to wall or on a wall box. The back plate included within the product packaging must be used for installation.

9. Locate hooks at top of front part into top of back plate and lower into position and tighten retaining screw.

Dimensions and Wiring

See fig. 4 for dimensions and fig. 5 for wiring diagram on page 45.

RF Pairing

1. Ensure power to RX1-S V2 receiver is switched on and batteries are inserted into thermostat.
2.  Put the thermostat in pairing mode, see thermostat installation guide.
3. Press both PROG and CH buttons on RX1-S V2 until button LEDs flash.
4. If pairing is successful RF icon on thermostat will stop flashing and remain on.
5. If pairing is not successful try moving thermostat to alternative position and retry.

Legacy – RF Pairing
Use this guide when replacing the RF receiver only, where existing room thermostat is reused.
If both products are changed follow normal pairing procedure, see 3.1 RF Pairing, page 5.

1. Ensure the power to RX1-S V2 receiver is switched on and batteries are inserted into the thermostat.
2. Put the thermostat in pairing mode, see thermostat installation guide.
3. Press and hold the PROG button on the RX1-S V2 until the PROG button LED (green) turns on.
4. If pairing is successful RF icon on thermostat will stop flashing and remain on.
5. If pairing is not successful, try moving thermostat to alternative position and retry.

Thermostat Error Codes

Technical Specifications

Danfoss A/S
6430 Nordborg, Denmark
GB
Danfoss Ltd.
22 Wycombe End, HP9 1NB, GB
Heating Segment • heating.danfoss.co.uk • +44 (0)330 808 6888
• E-mail: [email protected]
Any information, including, but not limited to information on selection of product,
its application or use, product design, weight, dimensions, capacity or any other technical data in product manuals, catalogues descriptions, advertisements, etc. and whether made available in writing, orally, electronically, online or via download, shall be considered informative, and is only binding if and to the extent, explicit reference is made in a quotation or order confirmation. Danfoss cannot accept any responsibility for possible errors in catalogues, brochures, videos and other material. Danfoss reserves the right to alter its products without notice. This also applies to products ordered but not delivered provided that such alterations can be made without changes to form, fit or function of the product. All trademarks in this material are property of Danfoss A/S or Danfoss group companies. Danfoss and the Danfoss logo are trademarks of Danfoss A/S. All rights reserved.
AN30483496955101-000102
© Danfoss | FEC | 06/2023

References

• Engineering Tomorrow | Danfoss
• Danfoss - Engineering Tomorrow in United Kingdom and Ireland | Danfoss
• Danfoss Climate Solutions for heating | Efficient solutions for superior comfort | Danfoss
• Danfoss Salg Danmark | Danfoss
• Danfoss Deutschland | Klima | Kälte | Heizung | Antriebe | Hydraulik | Danfoss
• Engineering Tomorrow | Danfoss
• Service and support - need help? | Danfoss

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