Operation Manual
9
Your room thermostat
RT51 
The RT51 is a simple to use room thermostat which allows you 
to programme a Day and a Night temperature, and to switch 
between the two settings simply by pressing 2 buttons. 
RT52 
The RT52 has the same functionality as the RT51 with the added 
bene t of a built-in timer, which will return the thermostat to Day 
temperature at a time chosen by you. 
Wireless RF versions
Both models are available in wireless versions - RT51-RF and RT52-
RF - which o er exactly the same functions as the hard-wired 
models. 
Each thermostat communicates with an RX receiver, which can be 
located up to 30m away. 
Reading your display 
User Instructions
22
C
20.0
22
C
20.0
DAY mode
NIGHT mode
Actual room temperature 
 Required room temperature 
Room temperature is lower than 
required temperature, therefore 
thermostat has switched on and 
is calling for heat
User Instructions
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