PCN Process Control Network Progressive Cavity Pump PCP PCS Process Control System Pressure Control Valve PCV PD Pulsation Dampener Pressure Differential Alarm PdA PdAH Pressure Differential Alarm (High) Pressure Differential (Low) PdAL PDCP Process Description and Control Philosophy Pressure Differential Indicator PdI PdIC Pressure Differential Indicator Controller Pressure Differential Switch PdS PdSH Pressure Differential Switch (High) Pressure Differential Switch (Low) PdSL PE Programmable Electronics Predictive Emissions Monitoring PEMS PES Programmable Electronics System Product Fit Analysis PFA PFD Process Flow Diagrams Average Probability of Failure on Demand - A useful value if the SIF is regularly inspected and tested. Formulas for PFD avg vary depending on the system architecture PFDavg PFH Probability of Failure per Hour Purge Gas PG PG Pressure Gauge Process Hazard Analysis PHA PI Performance Improvements Pressure Indicator PI PIC Pressure Indicator Controller Pressure Indicator Transmitter PIT PJE Pump Jack Electric Pump Jack Gas PJG PJI Multipoint Pressure Indicator Pump Jack Propane PJP PJR Multipoint Pressure Recorder Plunger Lift PL PLC Programmable Logic Controller Preventative Maintenance PM PMI Positive Material Identification Prior Net Cumulative Balance PNCB PoE Power over Ethernet
PCN Process Control Network PCP Progressive Cavity Pump PCS Process Control System PCV Pressure Control Valve PD Pulsation Dampener PdA Pressure Differential Alarm PdAH Pressure Differential Alarm (High) PdAL Pressure Differential (Low) PDCP Process Description and Control Philosophy PdI Pressure Differential Indicator PdIC Pressure Differential Indicator Controller PdS Pressure Differential Switch PdSH Pressure Differential Switch (High) PdSL Pressure Differential Switch (Low) PE Programmable Electronics PEMS Predictive Emissions Monitoring PES Programmable Electronics System PFA Product Fit Analysis PFD Process Flow Diagrams PFDavg Average Probability of Failure on Demand - A useful value if the SIF is regularly inspected and tested. Formulas for PFD avg vary depending on the system architecture PFH Probability of Failure per Hour PG Purge Gas PG Pressure Gauge PHA Process Hazard Analysis PI Performance Improvements PI Pressure Indicator PIC Pressure Indicator Controller PIT Pressure Indicator Transmitter PJE Pump Jack Electric PJG Pump Jack Gas PJI Multipoint Pressure Indicator PJP Pump Jack Propane PJR Multipoint Pressure Recorder PL Plunger Lift PLC Programmable Logic Controller PM Preventative Maintenance PMI Positive Material Identification PNCB Prior Net Cumulative Balance PoE Power over Ethernet