EPH Controls RF1A-OT Istruzioni per l'uso
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RF1A-OT - Wireless Receiver
Contents
1.
Speci cations & wiring
2.
Mounting
3.
Installation
4.
Button / LED description
5.
Resetting the RF1A-OT receiver
6.
To connect the RFRP-OT thermostat to an
RF1A-OT receiver
7.
To disconnect the RFRP-OT thermostat from an
RF1A-OT receiver
Important: Keep this document
Prior to operation, it is neccessary to complete all
required settings described in this section.
1. Speci cations & wiring
Power Supply: 200 - 240Vac
50-60Hz
Contact Rating: 250 Vac 10(3)A
Ambient Temp: 0~45°C
Automatic Action: Type 1.C.Q
Internal wiring diagram
for RF1A-OT
* If mains voltage output is required, terminals L & 2 must be electrically linked.
Important: Do not connect Mains Voltage to OpenTherm® terminals.
2. Mounting
The RF1A-OT receiver should be wall mounted in an area within 20
metres distance of the wireless thermostat.
It is important that the receiver is mounted more than 1 metre away from
metal objects as this will a ect communication with the thermostat.
The receiver should also be installed at least 1metre from any electronic
devices such as radio, TV, microwave or wireless network adaptor.
The unit can be tted to:
3. Installation
Slacken the fastening screw on the bottom of the receiver with a philips
screwdriver.
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.
Class II appliance
Pollution degree: Pollution degree2
Rated Impulse Voltage: Resistance to
voltage surge 2500V; as per EN 60730
IP Rating: IP20
3
2
1
L
N
O T
L
N
ON
COM
OFF
O T
MAINS SUPPLY
1. Recessed conduit boxes
2. Surface mounting boxes
EPH Controls Ireland
[email protected] www.ephcontrols.com
with RFRP-OT
4. Button / LED description
Connect button
Manual override
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 ash.
Manual override: This button will manually override the system.
LED description:
OT Connection Normal Operation
RF1A-OT On
RF1A-OT O
OT Communication Error
RF1A-OT On
RF1A-OT O
RF Communication Error
RF1A-OT On
RF1A-OT O
Summary
RF Communication Error
OT Communication Error
Normal Operation RF1A On
Normal Operation RF1A O
EPH Controls UK
[email protected] www.ephcontrols.co.uk
Page 1 of 2
Operating Instructions
CAUTION!
Before commencing any work on the electrical
connections, you must rst 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 quali ed electricians or authorised service sta are
permitted to open the terminal box.
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.)
Ensure that this wireless enabled receiver is installed 1 metre
from any metalic object, television, radio or wireless internet
transmitter.
Green LED
ON
OFF
Green LED
Constant Flash
Constant Flash
Green LED
ON
OFF
Green LED
OFF or ON
Constant Flash
ON
OFF
20190430_RF1A-OT-RFRP-OT_OpIns_JW
System ON
(Green LED)
Reset button
Wireless connect
indicator (Red LED)
Red LED
OFF - will ash when
communicating via RF
ON - will ash when
communicating via RF
Red LED
OFF
ON
Red LED
Constant Flash
Constant Flash
Red LED
Constant Flash
OFF or ON
OFF or Flashing
ON or Flashing