QBM

Siemens QBM4000-3, S55720-S248 Air duct differential pressure sensor 0…300 Pa, with calibration certificate Technical data and accessories identical to QBM3...With plug-in connection. Datasheet

Siemens QBM4000-25, S55720-S250 Air duct differential pressure sensor 0…2500 Pa, with calibration certificate Technical data and accessories identical to QBM3...With plug-in connection. Datasheet

Siemens QBM4000-10 Air duct differential pressure sensor 0…1000 Pa, with calibration certificate S55720-S249 Technical data and accessories identical to QBM3...With plug-in connection. Datasheet

Siemens QBM4000-1 Air duct differential pressure sensor 0…100 Pa, with calibration certificate S55720-S247 Technical data and accessories identical to QBM3...With plug-in connection. Datasheet

Siemens QBM81-3 Differential pressure monitor, 20...300 Pa Datasheet

Siemens QBM81-5 Differential pressure monitor, 50...500 Pa Datasheet

Siemens QBM81-20, S55720-S125 Differential Pressure Switch for air and nonaggressive gases 200...2000 Pa Datasheet

  Siemens QBM81-50, S55720-S126 Differential pressure monitor, 500...5000 Pa Used as a flow switch or filter monitor in air ducts. Additional info Supplied complete with set of 2 air duct connectors (plastic) and 2 m long PVC tube. Datasheet

Siemens QBM81-10 Differential Pressure Switch for air and nonaggressive gases 100...1000 Pa Datasheet

Siemens QBM3020-5D Air duct differential pressure sensor with display, 0…500 Pa S55720-S241 For use with air or nonaggressive gases, for extremely demanding accuracy and high requirements. With diaphragm sensing element.Availabe with switchable...

Siemens QBM3020-1D Air duct differential pressure sensor with display, 0…100 Pa S55720-S239 For use with air or nonaggressive gases, for extremely demanding accuracy and high requirements. With diaphragm sensing element.Availabe with switchable...

Siemens QBM2030-5 Differential pressure sensor, 0…200 Pa, 0…250 Pa, 0…500 Pa S55720-S245 With pressure-linear characteristic.For use with air or nonaggressive gases, for general HVAC applications. With diaphragm sensing element...