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Siemens RDS120-B Technical Instructions page 10

Smart thermostat
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Technical data
Power Supply
Power Supply
Operating voltage
Frequency
Power consumption
Max. power supply current
Radio Data
Radio Parameter
Frequency band
Maximum radio-frequency power
WLAN standard
WLAN channel
Inputs
Connections to Multifunctional Inputs X1 - M - X2
Passive temperature sensors
- Cable length max. (copper
cable
section)
- NTC type
Room temperature range
Outdoor temperature range
- Ni type
Room temperature range
Outdoor temperature range
- Pt type
Room temperature range
Outdoor temperature range
Active DC 0 V to 10 V sensors
- Room temperature range
(default)
- Outdoor temperature range
(default)
- Humidity range (default)
- CO
Digital contacts
- Operating action
- Contact sensing
10
Siemens Industry, Inc.
Smart Infrastructure
range (default)
2
24 Vac (±20%)
48 to 63 Hz
Max. 9 VA
4 A current limited
2.4 to 2.4835 GHz
18 dBm
IEEE 802.11b/g/n (HT20)
1-11
300 ft (90 m) (16 AWG wire), 230 ft (70 m) (18 AWG
wire)
200 ft (60 m) (18 AWG wire), 130 ft (40 m) (20 AWG
wire)
NTC10K Type 2 Thermistor
32 to 122°F (0...50°C)
-32 to 176°F (-50...80°C)
Ni1000 at 32°F (0℃) RTD
32 to 122°F (0...50°C)
-32 to 176°F (-50...80°C)
Pt1000_375/Pt1000_385 at 32°F (0℃) RTD
32 to 122°F (0...50°C)
-32 to 176°F (-50...80°C)
Note: min./max. configurable via parameters
32 to 122°F (0...50°C)
-32 to 176°F (-50...80°C)
0 to 100%
0 to 2000 ppm
Selectable N.O./N.C.
DC 14 to 40 V, 8 mA (typical)
A6V11727385
06/20/2019

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