Siemens Differential pressure sensor QBM2030..

With pressure-linear characteristic.
For use with air or nonaggressive gases, for general HVAC applications. With diaphragm sensing element  and selectable pressure measuring ranges.
Supplied complete with set of 2 air duct connectors  and PVC tube of 2 m.

Operating voltage ：AC 24 V   DC 13.5...33 V
Power consumption: 0.5 VA
Analog output, signal: DC 0...10 V
Sensing element: Pressure diaphragm
Time constant: 1s
Pressure conneciton : Connection branch, 6.2 mm dia.
Connection, electrical : Screw terminals
Degree of protection: IP42
Dimensions (W x H x D) :92 x 94 x 49 mm

-50…50
-100…100
0…100
S55720-S244 QBM2030-1U

0…200
0…250
0…500
S55720-S245 QBM2030-5

0…1000
0…1500
0…3000
S55720-S246 QBM2030-30