Operating Instructions
Page 1 of 2
TRFPi2 Room Thermostat
Wireless
4. Installation
1. Factory default settings
7. Resetting the thermostat
6. Button / Symbol description
5. Frost protection
8. Keypad lock and unlock
2. Specifications & wiring
Temperature indicator:
°C
Switching differential:
0.4°C
In built frost protection:
5°C - Not adjustable
Clock:
24 hours
Keypad lock:
Off
Operating mode:
5/2 day
5°C
OFF
Reset button
Wireless connect button
Set point increase
Set point decrease
+1hr button
Standby button
Set button
OK button
Standby symbol
Current program
Keypad lock symbol
Heating ON symbol
Wireless symbol
Day of the week
Program
P3
3. Mounting
Contents
1. Factory default settings
2. Specifications & 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 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
Prior to setting the thermostat, it is neccessary to
complete all required settings described in this section.
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 differential:
Adjustable from 0.2/0.4/0.6/0.8/1.0˚C
Frost protection:
Only operational in stand by mode
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.
20170922_A
W1077_TRFP
i2_OpI
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EPH Controls Ireland
Sitecast Industrial Estate, Pouladuff,
Cork, T12 W665, Ireland
[email protected] www.ephcontrols.com
EPH Controls UK
Unit E4, Welland Business Park, Valley Way, Market Harborough,
Leicestershire, LE16 7PS, United Kingdom
[email protected] www.ephcontrols.co.uk
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.
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 fitted to:
1. Recessed conduit boxes.
2. Surface mounting boxes.
3. Directly on walls.
4. Table mounting with stand provided.
Frost protection is built into this thermostat.
It is pre fixed 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.
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.
RESET
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.
CAUTION!
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.
If the thermostat is used in a way not specified by
the manufacturer, its safety may be impaired.
Important: Keep this document
