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Wellhead ESD Logic and RTU Polling on a Remote Pad

Ladder rung for a wellhead ESD permissive: reset push button sealed in, high pressure and high level switches healthy, emergency stop normally closed, driving the SDV permissive coil

Wellpad controller choice, an ESD permissive rung that will not auto restart, Modbus poll budgets over radio, flow computers and tank farm level control.

Categories Articles Tags alarm, compactlogix, ControlLogix, COP, oil and gas

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