EPH Controls RFPi2 Operating Instructions Manual
Page 1 of 2
TRFPi2 Room Thermostat Wireless
Contents
1. Factory default settings
2. Specications & wiring
3. Mounting
4. Installation
5. Frost protection
6. Button / symbol description
7. Resetting the thermostat
8. Keypad lock and unlock
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
15. Adjusting the switching dierential
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
1. Factory default settings
Temperature indicator: °C
Switching dierential: 0.4°C
In built frost protection: 5°C - Not adjustable
Clock: 24 hours
Keypad lock: O
Operating mode: 5/2 day
2. Specications & wiring
Power supply: 2 x AA Alkaline Battery
Power consumption: 2 mW
Battery replacement: Once a year
Temp. control range: 5 ... 35°C
Ambient temperature: 0 ... 50°C
Dimensions: 84 x 84 x 30mm
Temperature sensor: NTC 10K Ohm @ 25°C
Temperature indication: ˚C
Switching dierential: Adjustable from 0.2/0.4/0.6/0.8/1.0˚C
Frost protection: Only operational in stand by mode
3. Mounting
Prior to setting the thermostat, it is neccessary to
complete all required settings described in this section.
Operating Instructions
CAUTION!
The thermostat must not be left unsupervised
when open. (Prevent non specialists and especially
children from gaining access to it.)
Only qualied electricians or authorised service
sta are permitted to open the thermostat.
If the thermostat is used in a way not specied by
the manufacturer, its safety may be impaired.
Impor tant: Kee p this document
Program
5°C
Day of the week
P3
Wireless connect button
Reset button
Set point increase
Set point decrease
5. Frost protection
Frost protection is built into this thermostat.
It is pre xed at 5°C and is not adjustable.
It will only be activated when the thermostat is in the stand by mode
and the room temperature falls below 5°C.
6. Button / Symbol description
Keypad lock symbol
Heating ON symbol
Wireless symbol
Current program
Standby symbol
OK button
The mounting height should be 1.5 meters above the oor level.
The thermostat should be wall mounted in the room where the heating is to
be controlled.
The place of installation should be chosen so that the sensor can measure the
room temperature as accurately as possible.
Choose the mounting location to prevent direct exposure to sunlight or other
heating / cooling sources when mounted.
The unit can be tted to: 1. Recessed conduit boxes.
2. Surface mounting boxes.
3. Directly on walls.
4. Table mounting with stand provided.
4. Installation
Slacken the fastening screw on the bottom of the thermostat with a philips
head screwdriver.
The thermostat is hinged and can be opened 180 degrees.
Mount the unit as described in section 3.
Insert 2 x AA batteries.
Close the thermostat and tighten the fastening screw.
EPH Controls Ireland
Sitecast Industrial Estate, Pouladu,
Cork, T12 W665, Ireland
sales@ephcontrols.com www.ephcontrols.com
+1hr button
Standby button
Set button
7. Resetting the thermostat
It is necessary to reset the thermostat prior to initial programming.
Press the button on the side of the thermostat.
‘rst no’ will appear on the screen.
Press the button.
‘rst yes’ will appear on the screen.
Press the ‘OK’ button to return to normal operation.
8. Keypad lock and unlock
To lock the keypad, press and hold the and buttons for 5 seconds.
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.
EPH Controls UK
Unit E4, Welland Business Park, Valley Way, Market Harborough,
Leicestershire, LE16 7PS, United Kingdom
sales@ephcontrols.co.uk www.ephcontrols.co.uk
RESET
OFF
20170922_AW1077_TRFPi2_OpIns_JW
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TRFPi2 Room Thermostat Wireless
9. Setting the date, time and operating mode
Press the button once. ‘Set Year’ will appear on the screen.
Press the or buttons to adjust the year. Press the ‘OK’ button.
Press the or buttons to adjust the month. Press the ‘OK’ button.
Press the or buttons to adjust the day. Press the ‘OK’ button.
Press the or buttons to adjust the hour. Press the ‘OK’ button.
Press the or buttons to adjust the minute. Press the ‘OK’ button.
Press the or buttons to adjust from 5/2d to 7d or 24h mode.
Press the button or wait 30 seconds and the thermostat will return to
normal operation.
10. Factory program setting 5 / 2d
Mon-Fri
Sat-Sun
Mon-Fri
Sat-Sun
Everyday
11. Adjusting the program settings for 5/2d
Press the button twice.
Programming for Monday to Friday is now selected.
Press the or buttons to adjust the P1 time. Press the ‘OK’ button.
Press the or buttons to adjust the P1 temp. Press the ‘OK’ button.
Repeat this process to adjust P2 to P6 times and temperatures.
Press the button.
Programming for Saturday to Sunday is now selected.
Press the or buttons to adjust the P1 time. Press the ‘OK’ button.
Press the or buttons to adjust the P1 temp. Press the ‘OK’ button.
Repeat this process to adjust P2 to P6 times and temperatures.
Press the button to return to automatic mode.
If 7 D mode is selected, you can program each day of the week with 6
individual times and temperatures.
If 24H mode is selected, you can only program each day of the week with the
same 6 times and temperatures.
12. Temporary override (Manual)
Set
P1 P2 P3 P4 P5 P6
06:30
21˚C 18˚C 21˚C 18˚C 21˚C 16˚C
08:00 10:00 12:00 14:00 17:30 23:00
21˚C 18˚C 21˚C 18˚C 21˚C 16˚C
P1 P2 P3 P4 P5 P6
06:30
21˚C 18˚C 21˚C 18˚C 21˚C 16˚C
08:00 10:00 12:00 14:00 17:30 23:00
21˚C 18˚C 21˚C 18˚C 21˚C 16˚C
P1 P2 P3 P4 P5 P6
06:30
21˚C 18˚C 21˚C 18˚C 21˚C 16˚C
Set
Set
08:00
08:00
08:00
12:00
12:00
12:00
5/2D
7D
24H
14:00
14:00
14:00
17:30
17:30
17:30
22:00
22:00
22:00
Operating Instructions
14. +1hr Boost function
Press the ‘+1hr’ button once.
Press the or button to select your desired boost temperature.
Press the ‘OK’ button.
The thermostat will operate in this mode for one hour before returning to
automatic mode.
To cancel the boost mode at anytime, press the button or the +1hr button.
15. Adjusting the switching dierential 0.4˚C
Press the ‘OK’ and ‘+1hr’ buttons for 5 seconds.
‘H On 0.4˚C’ will appear on the screen.
Press the or buttons to adjust from 0.2, 0.4, 0.6, 0.8 or 1C.
Press the ‘OK’ button to return to normal operation.
16. To connect the TRFPi2 thermostat to the RF1A
receiver
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.
On the RF1A receiver:
Press the button. The red and green light will begin to ash.
On the TRFPi2 thermostat:
Press the button.
The thermostat will begin to search through the RF channels.
Once an RF connection has been established the thermostat will show ‘r01’
on the LCD screen.
Press the ‘OK’ button to nish the process.
The thermostat is now connected to the RF1A receiver.
‘RF Connect’ appears on the screen.
17. To disconnect the TRFPi2 thermostat from the
RF1A receiver
On the TRFPi2 thermostat;
Press the button.
The thermostat will begin to search through the RF channels.
Press and hold the standby button for 10 seconds.
‘AdL’ & ‘AdH’ will ash 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 a couple of minutes.
On the RF1A
Press the button and immediately press the button.
The red and green lights will ash quickly followed by a solid red light.
The RF1A receiver is now disconnected from the TRFPi2 thermostat.
Connect
Connect
Connect
RESET
Connect
Press the or buttons to adjust the temperature setpoint.
‘Manual’ will appear on the screen.
Press ‘OK’ or after 5 seconds the thermostat will operate in this temporary
override.
Press the button to return to automatic mode.
13. Permanent override (Hold)
Press the ‘+1hr’ button for 3 seconds.
‘Hold’ will appear on the screen.
Press the or buttons to adjust the temperature setpoint.
Press ‘OK’ or after 5 seconds the thermostat will operate in this permanent
override.
Press the button to return to automatic mode.
18. Battery low warning
When the batteries are almost empty, the symbol will begin
to ash on the screen.
The batteries must now be replaced or the unit will shut down.
19. Replacing the batteries
Slacken the fastening screw on the bottom of the
thermostat with a philips head screwdriver.
The thermostat is hinged and can be opened 180
degrees.
Replace the batteries with 2 x AA Alkaline batteries.
Close the thermostat and tighten the fastening screw.
20170922_AW1077_TRFPi2_OpIns_JW
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