Siemens Building Technology QFM3101 Sensor R-407C this automatic changeover control facilitates

this automatic changeover control facilitates the critical transition between heating and cooling circuits in combination hot and chilled water systems

simplifying the upgrade process for existing service contracts

Universal Application: Compatible with both R-22 and R-410A refrigerants when paired with the appropriate metering device

ensuring a secure fit on standard heavy-duty motor shafts

this specific 3-way mixing valve configuration is primarily designed for liquid media

Siemens Building Technology QFM3101 Sensor R-407C this automatic changeover control facilitatesThe Siemens Building Technology QFM3101 is a high precision duct relative humidity sensor designed for demanding building automation and HVAC control applications. Featuring a robust 4 20mA output signal, this sensor provides a linear 0 100% RH measurement with a strict 2% accuracy rating. Engineered for professional grade reliability, it functions as a direct functional cross for the HD2XMSX, ensuring seamless integration into existing control loops