EPH Controls RF1A Programmable RF Thermostat Instruction Manual

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Operating Instructions  

RF1A - Wireless Receiver with TRFPi2  

Contents  

1. Specifications & wiring  

2. Mounting  

3. Installation  

4. Button / LED description  

5. Resetting the RF1A receiver  

6. To connect the TRFPi2 thermostat to an  

RF1A receiver  

CAUTION!  

Before commencing any work on the electrical  

connections, you must first disconnect the device from  

the mains. None of the 230V connections must be live  

until the installation has been completed and the housing  

is closed. Only qualified electricians or authorised service  

staff are permitted to open the terminal box.  

7. To disconnect the TRFPi2 thermostat from an  

RF1A receiver  

There are parts that carry mains voltage behind the cover.  

The terminal box must not be left unsupervised when  

open. (Prevent non specialists and especially children  

from gaining access to it.)  

Important: Keep this document  

Ensure that this wireless enabled receiver is installed 1  

metre from any metalic object, television, radio or wireless  

internet transmitter.  

Prior to operation, it is neccessary to complete all  

required settings described in this section.  

1. Specifications & wiring  

4. Button / LED description (Continued)  

Manual override: This button will manually override the system.  

Power Supply: 230 Vac 50Hz  

Contact Rating: 250 Vac 10(3)A  

Ambient Temp: 0~50°C  

Class II appliance  

Pollution degree 2: Resistance to  

voltage surge 2500V; as per EN 60730  

Wireless connect indicator: This LED will flash on receiving wireless signals.  

If it is constantly ON, the RF1A receiver has been disconnected from the  

wireless thermostat.  

Internal wiring diagram for RF1A  

5. Resetting the RF1A receiver  

RESET  

Press the  

button located on the side of the receiver. Within 2  

3

2

1

L

L

N

N

seconds, press the ‘Connect’button. The RF1A receiver is now reset.  

COM  

ON  

OFF  

6. To connect the TRFPi2 thermostat to an RF1A  

receiver  

* If mains voltage output is required,  

MAINS  

SUPPLY  

Please note, If you are installing a CombiPack2 the TRFPi2 thermostat and  

the RF1A receiver will have a pre-established RF connection so it is not  

necessary to carry out the RF connection process below.  

terminals L & 2 must be electrically linked.  

2. Mounting  

On the RF1A receiver:  

The RF1A receiver should be wall mounted in an area within 20 metres  

distance of the wireless thermostat.  

Press the  

button. The red and green light will begin to flash.  

Connect  

It is important that the receiver is mounted more than 1 metre away from  

metal objects as this will affect communication with the thermostat.  

On the TRFPi2 thermostat:  

Connect  

Press the  

button.  

The receiver should also be installed at least 1metre from any electronic  

devices such as radio, TV, microwave or wireless network adaptor.  

The thermostat will begin to search through the RF channels.  

Once an RF connection has been established the thermostat will show ‘r01’  

The unit can be fitted to:  

1. Recessed conduit boxes  

2. Surface mounting boxes  

on the LCD screen.  

Press the ‘OK’button to finish the process.  

The thermostat is now connected to the RF1A receiver.  

‘RF Connect’appears on the screen.  

3. Installation  

Slacken the fastening screw on the bottom of the receiver with a philips  

screwdriver.  

7. To disconnect the TRFPi2 thermostat from an  

The receiver is hinged and can be opened 180 degrees. Mount the unit as  

described in section 2. Wire the unit as described in section 1. Close the  

receiver and tighten the fastening screw.  

RF1A receiver  

On the TRFPi2 thermostat:  

Connect  

Press the  

button.  

4. Button / LED description  

The thermostat will begin to search through the RF channels.  

Press and hold the standby button for 10 seconds.  

‘AdL’ & ‘AdH’will flash intermittently on the screen of the thermostat.  

Press the ‘OK’button twice to complete the unpairing process.  

The thermostat TRFPi2 is now disconnected from the receiver RF1A.  

Note: RF Connect may remain on the screen for 1-2 minutes.  

System ON  

(Green LED)  

Connect button  

Manual override  

Reset button  

Wireless connect  

indicator (Red LED)  

On the RF1A receiver:  

RESET  

Press the  

button and immediately press the  

button.  

Connect  

The red and green lights will flash quickly followed by a solid red light.  

The RF1A receiver is now disconnected from the TRFPi2 thermostat.  

Wireless connect: Once voltage has been applied this button may be  

pressed to initialise the pairing process with the wireless thermostat. Once  

pressed the red and green LED will begin to flash.  

EPH Controls Ireland  

EPH Controls UK  

technical@ephcontrols.com www.ephcontrols.com  

technical@ephcontrols.co.uk www.ephcontrols.co.uk  

20230123_RF1A-TRFPi2_OpIns_PK  

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General	Details
Name	EPH Controls RF1A Programmable RF Thermostat Instruction Manual
Make	EPH CONTROLS
Language	English
Filetype	PDF (Download)
File size	0.11 MB

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EPH Controls RF1A Programmable RF Thermostat Instruction Manual Overview

Summary of Contents

• Page 1: Operating instructions for RF1A - Wireless Receiver with TRFPi2. Specifications & wiring include power supply, contact rating, and ambient temperature. Mounting instructions specify the RF1A receiver should be wall mounted within 20 meters of the wireless thermostat. Installation steps involve loosening a fastening screw and wiring the unit as described. Button/LED descriptions detail functions such as manual override and wireless connect indicators. Resetting the RF1A receiver requires pressing specific buttons in sequence. Connecting the TRFPi2 thermostat to the RF1A receiver involves pressing the connect button and ensuring proper distance from metal objects. Disconnecting the TRFPi2 thermostat from the RF1A receiver includes pressing and holding the standby button. Important safety cautions include disconnecting the device from mains before electrical work and ensuring the terminal box is not left unsupervised when open. The document emphasizes keeping it accessible for reference during installation and operation.