برچسب: PID

فشار P: Pressure PI: Pressure Indicator PG: Pressure Gauge PCV: Pressure Control Valve PT: Pressure Transmitter PIT: Pressure Indicator Transmitter PIC: Pressure Indicator Controller PDT: Pressure Differential Transmitter PRV: Pressure Reducing Valve PSV: Pressure Safety Valve PS: Pressure Switch PSH: Pressure Switch High PSL: Pressure Switch Low PSHH: Pressure Switch High High...