Operation Manual

3
Installation Instructions
Important note RF products: Ensure that there are no large metal objects, such as boiler cases
or other large appliances, in line of sight between the transmitter and receiver as these will
prevent communication between thermostat and receiver.
Product Speci cation
Please Note:
This product should only be installed by a quali ed
electrician or competent heating installer and should
be in accordance with the current edition of the IEEE
wiring regulations.
Thermostat features RT51/52 RT51/52-RF
Power supply 2 x AA/MN1500/LR alkaline cells
Memory back-up 1 min. for battery change
Switching action of output relay 1 x SPDT, Type 1B N/A
Switch rating of relay contact 3(1)A, 10-230Vac N/A
Transmission frequency (RF model) N/A 433.92MHz
Transmitter range (RF model) N/A 30m max
Temperature range 5-30°C
Dimensions, mm 110 wide, 88 high, 28 deep
Design standard EN60730-2-9 (EN300220 for RF)
Rated impulse voltage 2.5Kv
Ball hardness test 75°C
Control pollution situation Degree 2
Temperature accuracy ±1°C
Installation Instructions
GB