S55624-H127 Siemens Thermostat
$458.80
PL-Link Room Unit with CO2, RH & Temperature Sensing, Black (QMX3.P74-1BSC)
Room temperature, humidity, and CO2 sensor, LCD display and non-configurable touch keys. For use with DXR Series Controllers. Black housing.
Additional functionalities GAMMA
- Temperature control, adjustable as PWM control and/or modulating control (PID algorithm), for pure heating mode, pure cooling mode, heating and cooling mode
- Operating modes switchable via KNX and/or display: Comfort mode, Pre-Comfort, energy savings and protection mode
- Adjustable commissioning and control parameters for radiated heating, slow and fast, floor heating slow and fast
- Integrated bus coupling unit
- 3 independently adjustable switching values for CO2 concentration and relative air humidity for air quality control
- Actuating variable for 1, 2, or 3-stage fans (humidity and CO2)
- Actuating variable for 1, 2, or 3-point positioning signal (humidity and CO2)
- Setpoint for room temperature and relative humidity and CO2 concentration adjustable via KNX
Technical Specifications
|
Analog outputs |
PL-Link output for use with DXR controllers |
|
Communication |
For use with DXR controller only |
|
Display |
Full HMI |
|
Measurement accuracy |
Temperature: +/-0.36°F @ 77°F, , Humidity: +/-4% RH at 77°F, , Air Quality: +/-30 ppm + 4% of measured value |
|
Measuring range |
Temperature: 32 to 122°F, , Humidity: 10 to 95% RH, , Air Quality: 400 to 10000 ppm |
|
Measuring range, temperature |
0…50 °C |
|
Mounting |
Wall-mounting |
|
Operating voltage |
Powered over PL-Link bus |
|
Sensing element |
Temperature sensor, CO2 sensor, relative humidity sensor |
|
Sensing element, temperature |
NTC |
|
Voltage supply |
KNX bus |
|
Sensing element |
Temperature sensor, CO2 sensor, relative humidity sensor |
|
Color |
Black |
|
Degree of protection |
IP30 |
| Weight | 2 lbs |
|---|---|
| Dimensions | 7 × 5 × 3 in |
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