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The device must be installed and connected by a qualied
professional!
The voltage appearing at terminals 1 (NO) and 2 (COM)
depends only on the system being controlled, therefore the
dimensions of the wire are determined by the type of the device
to be controlled. The length of the wire is of no signicance, the
receiver unit may be installed either near the boiler or far away
from it, but do not install it under the housing of the boiler.
If the distance between the transmitter and receiver units is
too large due to local circumstances and it makes the wireless
(radio-frequency) connection unreliable, install the receiver
unit nearer to the place of thermostat or use a
COMPUTHERM
Q2RF signal repeater.
10.2 Putting the receiver unit into operation
Turn on the power supply to the receiver unit. After a few sec-
onds have elapsed, the wireless (radio-frequency) system
(thermostat and receiver unit) tunes itself to the operating
frequency. To try the system in heating mode, press the
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