auxiliary switch, on the front, 1 NO + 2 NC, .1/.2, .1/.2, .3/.4, --/--, current path: 1 NC, 1 NC, 1 NO, --, screw terminal, for contactors 3RT2 and contactor relays 3RH2
QBM3120-3
Air duct differential pressure sensor, 0…300 Pa, DC 4…20 mA
For use with air or nonaggressive gases, for extremely demanding accuracy and high requirements. With diaphragm sensing element.
Availabe with switchable pressure-linear or extracting-the-root characteristic and digital display. With extracting-the-root characteristic, the pressure measuring range is adjustable.