Installation Instructions
For use in normal environments.
R27-RF – 2 Zone RF Programmer
R27-RF 2 Zone RF Programmer
Important: Keep this document
This 2 zone RF programmer is designed to provide ON/OFF control for 2 zones, with the value added application of in built frost protection.
CAUTION! Installation and connection should only be carried out by a qualified person and in accordance with national wiring regulations.
- Before commencing any work on the electrical connections, you must first disconnect the programmer 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 programmer. Disconnect from mains supply in the event of any damage to any buttons.
- There are parts that carry mains voltage behind the cover. The programmer must not be left unsupervised when open. (Prevent non specialists and especially children from gaining access to it.)
- If the programmer is used in a way not specified by the manufacturer, its safety may be impaired.
- Ensure that this wireless enabled programmer is installed 1 metre from any metalic object, television, radio or wireless internet transmitter.
- Prior to setting the programmer, it is neccessary to complete all required settings described in this section.
- Never remove this product from the electrical baseplate. Do not use sharp tools to push any button.
This programmer can be mounted in the following ways:
- Directly wall mounted
- Mounted to a recessed conduit box
Factory default settings
Contacts: 230 Volt
Program: 5/2D
Backlight: On
Keypad: Unlocked
Frost Protection: Off
Clock type: 24 Hr Clock
Day-Light Saving
Specifications & wiring
| Power Supply: | 230 Vac |
| Ambient Temp: | 0~35°C |
| Contact Rating: | 250 Vac 3A(1A) |
| Program Memory backup: |
1 year |
| Battery: | 3Vdc Lithium LIR 2032 |
| Backlight: | Blue |
| IP rating: | IP20 |
| Backplate: | British System Standard |
| Pollution degree 2: | Resistance to voltage surge 2000V as per EN 60730 |
| Automatic Action: | Type 1.S |
| Software: | Class A |
Setting the date and time
Lower the cover on the front of the programmer.
Move the selector switch to the CLOCK SET position.
Press the 
or 
buttons to select the day. Press 
Press the or buttons to select the month. Press
Press the or buttons to select the year. Press
Press the or buttons to select the hour. Press
Press the or buttons to select the minute. Press
Press the or buttons to select 5/2D, 7D or 24H Press
Frost protection function
Off
Selectable range 5-20°C This function is set to protect pipes against freezing or to prevent low room temperature when the programmer is programmed to be OFF or is manually OFF.
Frost protection can be activated by following the procedure below. Move the selector switch to the RUN position.
Press both the and buttons for 5 seconds, to enter selection mode.
Press either the or buttons to to turn On or turn Off frost protection.
Press button to confirm
Press either the or buttons to increase or decrease the desired frost protection setpoint.
Press to select.
All zones will be switched ON in the event of room temperature falling below the frost protection setpoint.
Master reset
Lower the cover on the front of the programmer. There are four hinges holding the cover in place. Between the 3rd and 4th hinges there is a circular hole. Insert a ball point pen or similar object to master reset the programmer. After pressing the master reset button, the date and time will now need to be reprogrammed.
EPH Controls Ireland
technical@ephcontrols.com www.ephcontrols.com
EPH Controls UK
technical@ephcontrols.co.uk www.ephcontrols.co.uk
20221107_R27-RF_InsIns_PK
Documents / Resources
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EPH CONTROLS R27 VF 2 Zone Programmer [pdf] Instruction Manual R27 VF 2 Zone Programmer, R27 VF 2, Zone Programmer, Programmer |
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EPH CONTROLS R27-VF 2 Zone Programmer [pdf] Instruction Manual R27-VF, R27-VF 2 Zone Programmer, 2 Zone Programmer, Programmer |
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EPH CONTROLS R27-VF 2 Zone Programmer [pdf] Instruction Manual R27-VF, R27-VF 2 Zone Programmer, 2 Zone Programmer, Programmer |
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EPH CONTROLS R27-VF 2 Zone Programmer [pdf] Instruction Manual R27-VF 2 Zone Programmer, R27-VF, 2 Zone Programmer, Zone Programmer, Programmer |
