AP4657 Overview
dual operation metered or full open Installation and operating instructions available at .aptech-online.
AP4657 Key Features
- ll¢ AP 4659 AP 4657 AP 4657HR Pneumatic valves, normally closed (NC) AP 4000 – Switch option for remote monit
- Pneumatic valve, normally open (NO) AP 4580 – Switch option for remote monitoring All specifications subject t
- = Standard ¢ = Optional PSIG / BAR 250 / 17
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