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Siemens Building Technologies Raumtemperaturregler REV23RF CE1N2265en
HVAC Products 20.08.2002
k) The ON / OFF signal will then be repeated every 20 minutes (the 20-minute in-
terval has been chosen to extend battery life)
l) Reset the setpoint according to f) and g)
m) Press
to reset the operating mode to the required position
The receiver’s readiness to learn is a maximum of 25 minutes. If no signal is received
from the transmitter during that period of time, repeat steps d) through m) above.
The control mode can be changed via the menu-driven heating engineer settings.
If the room temperature displayed does not agree with the room temperature effectively
measured, the temperature sensor should be recalibrated (refer to «Calibration of sen-
sors»).
Technical data controller / transmitter REV23RF
Operating voltage
DC 3 V
Batteries (alkaline AA)
Battery life
Backup for battery change
2 x 1.5 V
approx. 2 years
max. 1 min
Sensing element NTC
Measuring range
Time constant
NTC 10 k
at 25 °C ±1 %
0…50 °C
max. 10 min
Setpoint setting ranges
Normal temperature
Economy temperature
5 … 29 °C
5 … 29 °C
Frost protection setpoint
Setting range
Factory setting
5...29 °C
5 °C
Resolutions of settings and display
Setpoints
Switching times
Measurement of actual value
Display of actual value
Display of time
0.2 °C
10 min
0.1 °C
0.2 °C
1 min
SRD band
Transmit frequency REV23RF
Max. transmitter power
Max. data throughput
Modulation
Frequency stability
Address range
(preset in the factory)
868.7 to 869.2 MHz
868.95 MHz
< 10 mW / typically 4 mW
19200 symbol/s = 38400 Bit/s
binary frequency changeover BFSK
<
±20 ppm (±17 kHz)
16 Bit (0...65535)
Operation
Climatic conditions
Temperature
Humidity
to IEC 60 721-3
class 3K3
5...+40 °C
<85 % r. h.
Transport
Climatic conditions
Temperature
Humidity
Mechanical conditions
to IEC 60 721-3
class 2K3
25...+70 °C
<93 % r. h.
class 2M2
conformity
EMC directive
R&TTE directive
89/336/EEC
EN 301 489-3
Product safety
Radio equipment EN 301 489-3
Important:
General data
controller / transmitter
General data controller
General data transmitter
Environmental
conditions
Norms and standards
11


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