
1
2
3
4
5
Installation Instructions for the Siemens RF
receiver
s
Technical Helpline: 0870 850 0184
6
Wiring Diagram
Legend
LX = Common
L1 = Live feed to
item to be
controlled
L2 = Changeover
contact
L = Live
N = Neutral
Terminals
Item to be controlled

1
2 3
4 5 6
Press and release LEARN button
on the back of the transmitter
To test transmission press TEST on the
transmitter
This will switch relay on in receiver irrespective
of temperature
RF TEST appears in transmitter display. To switch
test off press TEST again
Configuration Instructions for the Siemens RF
units
Press and release SET button, this
puts the receiver into learn mode
Good signal is indicated by the LED
flashing green, then solid
No signal is indicated by the LED
flashing red, then solid
Orange LED indicates relay is on Pressing the RESET button for about 4
seconds will erase all ID codes in the
receiver. The set up procedure has to
be repeated to regain communication
Note: The transmitter and receiver are supplied in a single box already configured. This
procedure only needs to be followed in case of communication issues

SIEMENS
RDH/RDJ-RF/RECEIVER. RCR10/433
N
L
L1
LX
L2
AC
230
VOLT
NOTE, LX, L1 & L2 ARE
‘VOLTS FREE’ CONTACTS.
BOILER
TERMINAL BLOCK
REMOVE LINK - Marked
(TO EXTERNALCONTROLS)
&
CONNECT AS SHOWN

SIEMENS
RDH/RDJ- RF/RECEIVER. RCR10/433
N
L
WIRE
LINK
L - LX
L1
LX
L2
NOTE, LX, L1 & L2 ARE VOLTS FREE CONTACTS.
TO SWITCH, 230VOLT MAINS LIVE ON L1, PUT LINK BETWEEN L & LX
AC
230
VOLT
230 VOLT, SWITCH LIVE
TO BOILER OR VALVE

T
LCD Display
Guide to symbols
On LCD Display
Actual room temperature in °C
The selected temperature
Indicates there is a call for heat
Indication of low battery life, this signifies batteries must be replaced
How to use your Siemens RDH10/RDH10RF
Digital Room Thermostat
This leaflet gives you easy to follow instructions on how to use your RDH10 digital room thermostat.
Technical Helpline: 0870 850 0184
s
Rotary Dial
How do I set the required temperature?
Turn the rotary dial to the left to decrease the
required temperature, or to the right to increase the
required temperature.
The required temperature is displayed next to the
following symbol
T
Batteries Compartment
The RESET button on the back of the controller can be pressed to return the controller
to the factory settings