Siemens QFA4171

The Siemens QFA4171 is a versatile room sensor designed to monitor both humidity and temperature levels accurately. Operating within a voltage range of 13.5 to 35 VDC and providing a 4-20 mA output signal, this sensor is well-suited for a variety of HVAC and environmental control applications. Its robust IP65/40 rating ensures reliable performance in challenging conditions, while the wide operating temperature range from -40 to +70 degrees Celsius makes it adaptable to diverse environments. This sensor is available through BSP Automation, offering a dependable solution for precise climate monitoring needs.