For proportional pneumatic control of 1/2 in. to 2 in. VB-7xxx Series valves (subject to close-off ratings) and discontinued 1/2 in. to 1-1/4 in. VB-9xxx valves. 6 sq.-in. No Spring (Spring included in AV-400) for 9000 Series Valves AV-7400 for 7000 Series Valves.
♦ Compact size with 6 in.² (39 cm²) effective area.
♦ Rugged die cast aluminum housing.
♦ Replaceable beaded molded neoprene diaphragm
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* Photo is representative only