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Siemens RDS120 Manual page 11

Smart thermostat
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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
2
Digital contacts
- Operating action
- Contact sensing
- Parallel connection
- Input function
Outputs
Relay Contact Capacity
Voltage
Current
Operational Data
Setpoint Range
45 to 95 °F (7...35
Siemens
Building Technologies
range (default)
)
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
(0...50 °C)
-32 to 176
(-50...80 °C)
Ni1000 at 32
(0
) RTD
32 to 122
(0...50 °C)
-32 to 176
(-50...80 °C)
Pt1000_375/Pt1000_385 at 32
32 to 122
(0...50 °C)
-32 to 176
(-50...80 °C)
Note: min./max. configurable via parameters
32 to 122
(0...50 °C)
-32 to 176
(-50...80 °C)
0 to 100%
0 to 2000 ppm
Selectable N.O./N.C.
DC 14 to 40 V, 8 mA (typical)
Max. 20 thermostats per switch
Selectable
AC 24 V (±20%)
Min. 0.02 A, Max. 1 A per output
(0
) RTD
11
A6V10807603_enUS_a
2018-04-12

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