Tipa

BT21 is a Czech product for regulation of room temperature in the households, offices or work-shops.

Properties BT21
BT21 is designed for high quality of his functions but his controling is very easy. No leading cables, no cutting grooves in walls and no cleaning up. Connection between the thermostat and the boiler is in the form of a coded radio signal 433,92 MHz( the special system of codes is the guarantee the high resistance from chance of switching on). BT21 is perfect system for maximizing comfort and energy saving for you. Has 6 time/temperature-sections for every day.

Advantages BT21
thermostat can be displaced
possibility setting of hysteresis (from 0,1°C to 1,5°C)
power of receiver is 230 V / 50 Hz
receiver has the built in socket (for other electrical appliances)
color LED on the receiver
range about 35 m
connection between the thermostat and the boiler is without cables
no cutting grooves in walls
for every day can be the other programme
easy controlling and programing
programme PARTY (short-term change of temperature)
easy installation for standard boxes
economy programme HOLIDAY(for max.99 days)
low power consumption
COPY day
information about operating time
regulation 0,5°C
more-functional display
storage memory if batteries are removed is 25 s
TEST of right connection

Technical specification
Power supply battery (2x1,5V R6/AA)
Thermostat type wireless
Type of control hysteresis (0,1 °C to 1,5 °C)
Accuracy 0,5 °C
Dimensions (LxWxD) 80x130x25 mm
Protection IP20
Working temperature 0 °C až 40 °C
Temperature changes per day 6
Range of adjustable temperature 5 °C až 40 °C
Temperature setting by 0,5 °C
Min. programming time 10 min
Min. indication step 0,1 °C
Frequency 433,92 MHz
Vf power 10 mW
Battery life heating season

Reciever
Power supply 230 V / 50 Hz
Communication type two-way
Range in built-up area 35 m
Consumption 1 VA
Sensitivity -102 dBm
Switching element relay
Output 8 A
Protection IP20
Working temperature 0 °C až 40 °C
Balení obsahuje také stojánek a baterie 2 x 1,5V AA