Installation Instructions
Please Note:
This product should only be installed by a qualifi ed
electrician or competent heating installer and should
be in accordance with the current edition of the IEEE
wiring regulations.
Product Specifi cation
Thermostat features
Power supply
Memory back-up
Switching action of output relay
Switch rating of relay contact
Transmission frequency (RF model)
Transmitter range (RF model)
Temperature range
Dimensions, mm
Design standard
Rated impulse voltage
Ball hardness test
Control pollution situation
Temperature accuracy
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.
RT51/52
2 x AA/MN1500/LR alkaline cells
1 min. for battery change
1 x SPDT, Type 1B
3(1)A, 10-230Vac
N/A
N/A
5-30°C
110 wide, 88 high, 28 deep
EN60730-2-9 (EN300220 for RF)
2.5Kv
75°C
Degree 2
±1°C
GB
RT51/52-RF
N/A
N/A
433.92MHz
30m max
3