Series B4 standard / B7 ATEX — heavy duty pressure switches

• Measuring range: -1...+210 bar • Adjustable set point • Fixed or adjustable hysteresis • Sturdy • Corrosive environment • High overpressure protection • ATEX version • Option of 2 simultaneous threshold contacts Chemical and petrochemical industry, water treatment, industrial equipment, paper mills. In an epoxy-coated aluminium housing, the piston/diaphragm device operates an electrical contact. Rising or falling pressure trips a piston that makes the contact at the set value or position. The set point is adjusted with a nut inside the housing. This pressure switch offers many options: various diaphragm choices and several contact types. It is also offered in an ATEX version. Local mounting (standard), wall mounting or pipe mounting with a bracket. As an option, a diaphragm seal or oxygen degreasing can be fitted.