Pressure application Form 1555 (06.13) ©SOR Inc. Application Wellhead Pump Control and Shutdown The Challenge one of the world’s leading integrated energy companies needed a product that could give them a 4-20ma signal to be the primary input for their pumping unit and also wanted a solid state switch output as an emergency failsafe device. in addition, they needed to incorporate a flush diaphragm seal to minimize cleaning operations due t

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