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  • SIEMENS QFA3212.EWSN AIR SENSORS
    SIEMENS
    Siemens QFA3212.EWSN Room Temperature And Humidity Sensor
    SKU: QFA3212.EWSN
    Product DescriptionThe Siemens QFA3212.EWSN is a room temperature and humidity sensor designed for reliable measurement. It features a platinum RTD sensor for accurate readings in diverse environments. This sensor is suitable for applications in HVAC systems, industrial processes, and environmental monitoring. Measures temperature and...
    $206.95
    $206.95
  • SIEMENS QFA3212.FWNN
    SIEMENS
    Siemens QFA3212.FWNN Room RHT 1K Ohm PT(385) Full HMI No Logo
    SKU: QFA3212.FWNN
    Product DescriptionThe Siemens QFA3212.FWNN is a room temperature sensor designed with a one thousand ohm resistance. This robust sensor operates at a temperature coefficient of 385, enabling highly accurate temperature readings for various HVAC systems. Its compact design allows for easy installation in a...
    $242.13
    $242.13
  • SIEMENS QFA3230.FWSN TEMPERATURE SENSORSSIEMENS QFA3230.FWSN Temperature/Humidity Sensor BACnet
    SIEMENS
    SIEMENS QFA3230.FWSN Temperature/Humidity Sensor BACnet
    SKU: QFA3230.FWSN
    Product DescriptionExplore the SIEMENS QFA3230.FWSN, an essential temperature and humidity sensor designed for use in commercial buildings. This high-performance sensor is optimal for applications requiring precise climate control within BACnet systems. Reliable temperature and humidity readings Flexible outputs with 0-1V and 4-20 mA settings...
    $239.05
    $239.05
  • SIEMENS QFA3280.EWSC HUMIDISTATS
    SIEMENS
    Siemens QFA3280.EWSC Room Temperature And Humidity Sensor
    SKU: QFA3280.EWSC
    Product DescriptionThe Siemens QFA3280.EWSC is a room temperature and humidity sensor designed for HVAC control systems. This sensor uses digital communication and operates efficiently through a TEC RJ-11 port. It features a white plastic enclosure, making it suitable for various indoor environments. 2% accuracy...
    $147.54
    $147.54
  • SIEMENS QFA3280.FWSC TEMPERATURE SENSORS
    SIEMENS
    SIEMENS QFA3280.FWSC Room RH Sensor (For use w/ TEC)
    SKU: QFA3280.FWSC
    Room RH (Relative Humidity)Sensor For use with TEC only 0100% RH Temperature (P1) RJ11 Connection Type Display Setpoint Adjustment Override Tool Port
    $280.20
    $280.20
  • SIEMENS QFA3280.FWSC AIR SENSORS
    SIEMENS
    Siemens QFA3280.FWSC | 55-95F 2%RH Sensor with Occupancy Digital P1
    SKU: QFA3280.FWSC
    Product DescriptionThe Siemens QFA3280.FWSC is a digital humidity sensor suitable for industrial and commercial applications. This sensor operates within a wide temperature range of fifty-five to ninety-five degrees Fahrenheit and offers an accuracy of plus or minus two percent relative humidity. It is designed...
    $265.20
    $265.20
  • SIEMENS QFA32SS.EWNN TEMPERATURE SENSORSSiemens QFA32SS.EWNN Room Temp & RH Sensor HVAC White QFA33SS.EWNN
    SIEMENS
    Siemens QFA32SS.EWNN Room Temp & RH Sensor HVAC White QFA33SS.EWNN
    SKU: QFA32SS.EWNN
    Product DescriptionThe Siemens QFA32SS.EWNN is a robust room temperature and relative humidity sensor. Designed for precision, this sensor provides digital readings with a selectable output of either 4-20mA or 0-10VDC, ensuring compatibility with a wide range of HVAC controllers. Accurate monitoring of both temperature...
    $209.94
    $209.94
  • SIEMENS QFA32SS.EWSN AIR SENSORSSiemens QFA32SS.EWSN Room Temperature And Humidity Sensor 0 To 10 VDC
    SIEMENS
    Siemens QFA32SS.EWSN Room Temperature And Humidity Sensor 0 To 10 VDC
    SKU: QFA32SS.EWSN
    Product DescriptionThe Siemens QFA32SS.EWSN is a Room Temperature and Humidity Sensor that accurately monitors environmental conditions. This sensor provides outputs in 0 to 10 VDC or 4 to 20 mA for both temperature and humidity readings. It is designed for wall mounting and comes...
    $193.93
    $193.93
  • SIEMENS QFA32SS.FWNN TEMPERATURE SENSORS
    SIEMENS
    SIEMENS QFA32SS.FWNN Room Temperature and Humidity Sensor White
    SKU: QFA32SS.FWNN
    Product DescriptionThe Siemens QFA32SS.FWNN is a high-performance room temperature and humidity sensor designed for HVAC systems. Ensuring optimal environmental conditions, this sensor integrates seamlessly with HVAC controllers to process signals ranging from 4-20mA to 0-10VDC. Accurate temperature and humidity readings Functional display with override...
    $286.77
    $286.77
  • SIEMENS QFA32SS.FWSN TEMPERATURE SENSORS
    SIEMENS
    SIEMENS QFA32SS.FWSN Building Technology Sensor W/Dsply Ovrrd Tempsetpt
    SKU: QFA32SS.FWSN
    Room RH Sensor 010Vdc Output Signal or 420mA Output Signal (selectable) Output Signal 0100% RH (Relative Humidity) Temperature Temperature (420mA / 010V) Connection Type: Terminal Block Display Override
    $286.87
    $286.87
  • SIEMENS QFA32SS.FWSN TEMPERATURE SENSORS
    SIEMENS
    Siemens QFA32SS.FWSN Room Temperature And Humidity Sensor 4 To 20 mA
    SKU: QFA32SS.FWSN
    Product DescriptionThe Siemens QFA32SS.FWSN is designed to monitor room temperature and humidity accurately. This sensor supports multiple output options including four to twenty milliamps and zero to ten volts for temperature readings, and includes features for user adjustment and display. Its compact, durable plastic...
    $264.73
    $264.73
  • SIEMENS QFA4171 AIR SENSORSSiemens QFA4171 Room Temperature And Humidity Sensor 4 To 20 mA
    SIEMENS
    Siemens QFA4171 Room Temperature And Humidity Sensor 4 To 20 mA
    SKU: QFA4171
    Product Description The Siemens QFA4171 is a room temperature and humidity sensor designed for HVAC applications. This unit provides accurate readings with a 2% accuracy rating. It features a 4 to 20 mA output for both temperature and humidity measurements. The sensor can operate...
    $634.67
    $634.67
  • SIEMENS QFM2100 HUMIDISTATS
    SIEMENS
    Siemens QFM2100 Duct Humidity Sensor 0 to 10 VDC 5% Accuracy
    SKU: QFM2100
    Product DescriptionThe Siemens QFM2100 is a duct humidity sensor designed for effective monitoring in HVAC systems. This sensor provides a 0 to 10 VDC output signal, offering reliable readings with a 5% accuracy level. Its primary use includes airflow monitoring and demand-controlled ventilation in...
    $175.86
    $175.86
  • SIEMENS QFM2101 AIR SENSORS
    SIEMENS
    Siemens QFM2101 | SENSOR (DUCT) RH 4-20ma output | QFM2101
    SKU: QFM2101
    Product DescriptionThe Siemens Building Technology QFM2101 is a duct-mounted relative humidity (RH) sensor. It accurately measures RH levels from zero to one hundred percent. The sensor features a four to twenty milliamp output signal for easy integration with building automation systems (BAS) and industrial...
    $175.86
    $175.86
  • SIEMENS QFM2120 AIR PURIFIERS
    SIEMENS
    SIEMENS QFM2120
    SKU: QFM2120
    Duct RH Sensor Ni RTD 1k Ohm @ 32F (LGNi) Output Signal 0100% RH (Relative Humidity) Temperature Temperature (010V) Adjustable Insertion Depth (3.5 8 inches) Probe Length Connection Type: Terminal Block No Display
    $21.99
    $21.99
  • SIEMENS QFM2160U TEMPERATURE SENSORS
    SIEMENS
    Siemens QFM2160U Duct Humidity And Temperature Sensor 0 To 10 VDC
    SKU: QFM2160U
    Product DescriptionThe Siemens QFM2160U is a duct humidity and temperature sensor designed for building automation systems. It provides accurate measurements of relative humidity and temperature, ensuring optimal conditions in HVAC applications. Measurement Range: Humidity from 0 to 100% RH Output Voltage: 0 to 10...
    $201.38
    $201.38
  • SIEMENS QFM3100 HUMIDISTATS
    SIEMENS
    Siemens QFM3100 Duct Humidity Sensor 2% Accuracy 0 To 10 VDC
    SKU: QFM3100
    Product DescriptionThe Siemens QFM3100 is a duct-mounted humidity sensor with a measurement accuracy of two percent. It is designed to provide reliable readings of relative humidity levels in HVAC applications. This sensor outputs a voltage signal ranging from zero to ten volts direct current,...
    $248.05
    $248.05
  • SIEMENS QFM3101 HUMIDISTATS185676932.jpg
    SIEMENS
    Siemens QFM3101 Duct Humidity Sensor 4 to 20 mA
    SKU: QFM3101
    Product DescriptionThe Siemens QFM3101 Duct Humidity Sensor is designed to measure relative humidity in ductwork. It operates with a 4 to 20 mA output, making it compatible with various building automation systems. This sensor provides an accuracy of plus or minus 2%, essential for...
    $248.05
    $248.05
  • SIEMENS QFM3160 TEMPERATURE SENSORSSiemens QFM3160 Duct Humidity And Temperature Sensor 0 To 10 Vdc
    SIEMENS
    Siemens QFM3160 Duct Humidity And Temperature Sensor 0 To 10 Vdc
    SKU: QFM3160
    Product DescriptionThe Siemens QFM3160 Duct Humidity and Temperature Sensor is designed for precise monitoring of environmental conditions. This sensor offers a voltage output and has a measuring range suitable for a variety of applications. Measurements include humidity and temperature. Operates within a temperature range...
    $288.44
    $288.44
  • SIEMENS QFM3171 TEMPERATURE SENSORS
    SIEMENS
    Siemens QFM3171 Duct Humidity And Temperature Sensor 4-20 mA
    SKU: QFM3171
    Product DescriptionThe Siemens QFM3171 is a duct humidity and temperature sensor designed for HVAC systems. This sensor measures humidity and temperature with high accuracy. It features a 4 to 20 mA output for both humidity and temperature readings. Temperature measuring range: 0 to 50...
    $272.99
    $272.99
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