1
BT52
BT52
WIRELESS ROOM THERMOSTAT
for boilers with OpenTherm communication
The BT52 wireless thermostat is designed to control gas and electric boilers that use the OpenTherm plus (OT +) commu-
nication protocol. It consists of a receiving part (receiver) and a transmitting part (transmitter), which use two-way wireless
communications on the frequency of 433.92 MHz. This wireless variant allows for easy and quick installation, thus eliminating
the laborious and time-consuming installation of the line between the thermostat and the boiler with a passage through the
floor. The receiver is connected to the boiler via the OT communication line. This line transmits data and also powers the rece-
iver. The receiver immediately transmits the data obtained from the boiler to the transmitter, where the data is processed. The
required heating water is calculated and this request is sent back to the boiler.
receiver
transmitter
• Possibility to place a thermostat (transmitter) as needed.
• Predictive system (smart timer) guarantees determined
temperature at the required time. The adaptive controller evaluates
temperature gradient of the room and can determine the necessary
time to reach the required temperature.
•
9 weekly programs (optional) for UT
(6 temperature changes
for a day).
• 1 week program (optional) for DHW (3 time periods
with different temperatures).
• Choice of regulation type:
equithermal regulation
equithermal control with internal temperature correction
PI regulation
• Display of operating hours information for UT / TUV.
• Display of outdoor temperature information.
• Display of heating water temperature and modulation power in-
formation.
• Display of additional information sent by the boiler to the receiver
(water flow in liters, return temperature, etc. depending on the type
boilers).
• E-EPROM memory retains all settings indefinitely
even in the event of a power failure.
• Possibility of control via GSM module GST1 or GST2 (optional).
• Automatic changeover to WINTER or SUMMER time.
• Automatic indication of boiler maintenance.
• Measured temperature -9 ° C to 39 ° C.
• Antifreeze mode.
• Holiday mode and summer mode.
• Power supply 2x1.5 V alk. battery
•
Power supply via OT communication
line directly from the boiler
(or external
adapter AD05 - not included)
•
Receiver with SELF-LEARNING system
CODES and with E-EPROM memory
(sto-
re code even in case of power failure).
•
Visual inspection of conditions
using colored indicator LEDs.
•
The receiver keeps the last settings
and in the event of a wireless failure
signal, ensures the operation of the boiler.
ca 25 m
BOILER
with OpenTherm
communications
ov
er one
flo
or
Содержание BT52
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