Siemens QVE flow sensors

Siemens QVE3000.020, S55720-S213 Flow sensor made from red brass for liquids in DN 20 pipes, DC Output: 0...10 V For continuous flow measurement and monitoring of liquids such as hot water, heating water, or standard water-glycol mixes in HVAC plants ...

Siemens QVE3000.015, S55720-S212 Flow sensor made from red brass for liquids in DN 15 pipes, DC Output: 0...10 V For continuous flow measurement and monitoring of liquids such as hot water, heating water, or standard water-glycol mixes in HVAC plants ...