... Characteristics:-Measure:gauge pressure,differential pressure ,absolute pressure,runoff,liquid level and remote-transmitting pressure-Accuracy:0.04%,0 ... without copper is available-Head of the meter :liquid linearity,0~100%-The influence of vibration:less than ... authentication:ExiaIICT5,ExdIICT5 Application:Petrochemical,food,medicine,electrical power,papermaking,metallurgy and environment industries