Differential pressure monitor, 20…300 Pa Stock no. BPZ:QBM81-3 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. Attribute Value Dimensions (W x H x D) 88 x 110 x 90 mm Connection, electrical Screw terminals… Poursuivre la lecture Pressostats différentiels QBM81-3