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.
Features:
• Compact size with 6 in.2 (39 cm2) effective area.
• Rugged die cast aluminium housing.
• Replaceable beaded molded neoprene diaphragm.
