EPH CONTROLS TRFPi2 COMBIPACK2 Programmable RF Thermostat Instruction Manual

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Boiler Plus  

Page 1 of 3  

Operating Instructions  

TRFPi2 Room Thermostat Wireless  

Contents  

1. Factory default settings  

2. Specifications & wiring  

3. Mounting  

CAUTION!  

4. Installation  

5. Frost protection  

6. Button / symbol description  

7. Resetting the thermostat  

8. Keypad lock and unlock  

The thermostat must not be left unsupervised  

when open. (Prevent non specialists and especially  

children from gaining access to it.)  

Only qualified electricians or authorised service  

staff are permitted to open the thermostat.  

9. Setting the date, time and operating mode  

10. Factory program settings  

11. Adjusting the program settings for 5/2d  

12. Temporary override (Manual)  

13. Permanent override (Hold)  

14. +1hr Boost funtion  

If the thermostat is used in a way not specified by  

the manufacturer, its safety may be impaired.  

Important: Keep this document  

15. Adjusting the switching differential  

16. To connect the TRFPi2 thermostat to the RF1A  

17. To disconnect the TRFPi2 thermostat from the RF1A  

18. Battery low warning  

19. Replacing the batteries  

20. Installer menu  

Prior to setting the thermostat, it is neccessary to  

complete all required settings described in this section.  

1. Factory default settings  

5°C  

5. Frost protection  

Temperature indicator:  

Switching differential:  

In built frost protection:  

Clock:  

°C  

Frost protection is built into this thermostat.  

It is pre fixed at 5°C and is not adjustable.  

0.4°C  

5°C - Not adjustable  

24 hours  

It will only be activated when the thermostat is in the stand by  

and the room temperature falls below 5°C.  

mode  

Keypad lock:  

Off  

Operating mode:  

5/2 day  

6. Button / Symbol description  

2. Specifications & wiring  

Heating ON symbol  

Wireless symbol  

Power supply:  

2 x AA Alkaline Battery  

Power consumption:  

Battery replacement:  

Temp. control range:  

Ambient temperature:  

Dimensions:  

2 mW  

Once a year  

5 ... 35°C  

Day of the week  

Keypad lock  

symbol  

0 ... 50°C  

84 x 84 x 30mm  

Current program  

Standby symbol  

Wireless connect  

button  

Reset button  

Temperature sensor:  

Temperature indication:  

Switching differential:  

Frost protection:  

NTC 10K Ohm @ 25°C  

˚C  

Adjustable from 0.2/0.4/0.6/0.8/1.0˚C  

Only operational in stand by mode  

OK button  

Set point increase  

Set point decrease  

3. Mounting  

The mounting height should be 1.5 meters above the floor level.  

+1hr button  

The thermostat should be wall mounted in the room where the heating is to  

be controlled.  

Standby button  

Set button  

The place of installation should be chosen so that the sensor can measure the  

room temperature as accurately as possible.  

7. Resetting the thermostat  

Choose the mounting location to prevent direct exposure to sunlight or other  

heating / cooling sources when mounted.  

It is necessary to reset the thermostat prior to initial programming.  

The unit can be fitted to:  

1. Recessed conduit boxes.  

2. Surface mounting boxes.  

3. Directly on walls.  

RESET  

Press the  

button on the side of the thermostat.  

‘rst no’ will appear on the screen.  

Press the button.  

4. Table mounting with stand provided.  

‘rst yes’ will appear on the screen.  

Press the ‘OK’button to return to normal operation.  

4. Installation  

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

head screwdriver.  

OFF  

8. Keypad lock and unlock  

The thermostat is hinged and can be opened 180 degrees.  

Mount the unit as described in section 3.  

Insert 2 x AA batteries.  

To lock the keypad, press and hold the  

will appear on the screen. The keypad is now locked.  

To unlock the keypad, press and hold the and buttons for 5 seconds.  

will disappear from the screen. The keypad is now unlocked.  

and  

buttons for 5 seconds.  

Close the thermostat and tighten the fastening screw.  

EPH Controls Ireland  

EPH Controls UK  

technical@ephcontrols.com www.ephcontrols.com  

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

20230123_TRFPi2_OpIns_PK  

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General	Details
Name	EPH CONTROLS TRFPi2 COMBIPACK2 Programmable RF Thermostat Instruction Manual
Make	EPH CONTROLS
Language	English
Filetype	PDF (Download)
File size	0.34 MB

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• ALL THERMOSTAT INSTRUCTIONS & USER MANUALS
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EPH CONTROLS TRFPi2 COMBIPACK2 Programmable RF Thermostat Instruction Manual Overview

Summary of Contents

• Page 1: Boiler Plus Operating Instructions TRFPi2 Room Thermostat Wireless Contents Factory default settings Specifications & wiring Mounting Installation Frost protection Button / symbol description Resetting the thermostat Keypad lock and unlock The thermostat must not be left unsupervised when open. Only qualified electricians or authorised service staff are permitted to open the thermostat. Frost protection is built into this thermostat. It is pre-fixed at 5°C and is not adjustable. The mounting height should be 1.5 meters above the floor level. The thermostat should be wall mounted in the room where the heating is to be controlled. It is necessary to reset the thermostat prior to initial programming. The thermostat is hinged and can be opened 180 degrees. To lock the keypad, press and hold the appropriate buttons.
• Page 2: Boiler Plus Operating instructions Temporary override (Manual) Press the buttons to adjust the temperature setpoint. Set Year will appear on the screen. Manual will appear on the screen. Press ‘OK’ or after 5 seconds the thermostat will operate in this temporary override. Permanent override (Hold) Press ‘OK’ or after 5 seconds the thermostat will operate in this permanent override. Factory program setting The thermostat will operate in this mode for one hour before returning to automatic mode. Adjusting the switching differential ‘H On 0.4˚C’ will appear on the screen. To connect the TRFPi2 thermostat to the RF1A receiver.
• Page 3: Boiler Plus Operating Instructions TRFPi2 Room Thermostat Wireless To disconnect the TRFPi2 thermostat from the RF1A receiver. Optimum Start Mode (OS) allows the thermostat to reach the target temperature by the start time of the next switching time. Ti can be set when OS is selected in the installer menu. The thermostat will read the room temperature, setpoint temperature, and target temperature difference. The time to overcome the target temperature difference is called Optimum Start Time (OST). When the batteries are almost empty, the low battery symbol will begin to flash on the screen. Replace the batteries with 2 x AA alkaline batteries. To access the installer menu, hold OK for 5 seconds. In Normal mode, the thermostat will try to reach the target temperature after the program changes. Press OK to select required Ti.