Siemens -Room Hum/Temp Sensors - QFA Series
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Enhance Room Comfort and Control with Siemens Room Sensors QFA20..

Description: Siemens Room Sensors QFA20.. offer precise monitoring of relative humidity and temperature, ensuring optimal comfort and control in indoor environments. Designed for compatibility with building automation and control systems, these sensors provide accurate data to optimize HVAC operations and enhance occupant comfort.

Key Features:

1. Dual Monitoring Capability:

  • The QFA20.. sensors can simultaneously monitor relative humidity and temperature, providing comprehensive data for precise environmental control.

2. Flexible Power Options:

  • With support for both AC 24 V and DC 13.5–35 V operating voltages, these sensors offer flexibility in power supply, accommodating various installation requirements.

3. Multiple Signal Output Options:

  • The sensors feature signal outputs in the form of DC 0–10 V, 4–20 mA for relative humidity, and DC 0–10 V, 4–20 mA, LG-Ni 1000, or T1 for temperature, ensuring compatibility with different control systems and devices.

4. High Accuracy and Wide Range:

  • With an accuracy of ±3% relative humidity within the comfort range and a range of use spanning from -15°C to +50°C and 0–95% relative humidity (non-condensing), the QFA20.. sensors provide reliable and precise data under various conditions.

5. Versatile Applications:

  • Ideal for use in ventilating and air conditioning plants, these sensors serve as essential components for acquiring relative humidity and temperature data in indoor spaces. They are utilized as control sensors and measuring sensors in building automation and control systems or indicating units.

Use: Siemens Room Sensors QFA20.. are indispensable for optimizing indoor environmental conditions in a wide range of applications. From commercial buildings to residential spaces, these sensors ensure optimal comfort and energy efficiency by providing accurate data for HVAC control and regulation.

Part Numbers:
QFA2020 Room Humidity/Temperature Sensor Hum 0…10V; Temp LG-Ni1000
QFA2060 Room Humidity/Temperature Sensor Hum 0…10V; Temp 0…10V
QFA2050/MO Room Humidity/Temperature Sensor Hum MODBUS (S55720-S508)
QFA2071 Room Humidity/Temperature Sensor Hum 4-20mA; Temp 4-20mA (S55720-S115)
QFA2060D Room Humidity/Temperature Sensor Hum 0…10V; Temp 0…10V LCD Display
QFA2050D/MO Room Humidity/Temperature Sensor Hum MODBUS LCD Display (S55720-S509)
QFA3160 Room Humidity/Temperature Sensor Hum 0…10V; Temp 0…10V High Accuracy
QFA3160D Room Humidity/Temperature Sensor Hum 0…10V; Temp 0…10V High Accuracy LCD Display
QFA3171 Room Humidity/Temperature Sensor Hum 4…20mA; Temp 4…20mA High Accuracy
QFA3171D Room Humidity/Temperature Sensor Hum 4…20mA; Temp 4…20mA High Accuracy LCD Display
QFA4160 Room Humidity/Temperature Sensor Hum 0…10V; Temp 0…10V Very High Accuracy Calibration Certificate
QFA4160D Room Humidity/Temperature Sensor Hum 0…10V; Temp 0…10V Very High Accuracy Calibration Certificate LCD Display
QFA4171 Room Humidity/Temperature Sensor Hum 4…20mA; Temp 4…20mA Very High Accuracy Calibration Certificate
QFA4171D Room Humidity/Temperature Sensor Hum 4…20mA; Temp 4…20mA Very High Accuracy Calibration Certificate LCD Display

Frequently Bought Together

Total price $364.50