Thermal gas mass flow meter clamp-on Applications:? For small diameter pipeline, high accuracy using Diameter:? 10mm ~ 200mm (out of range can special order) standard grade:? Usually ≤ 2.5MPa Working temperature:? Usually -25 ℃ ~ 150 ℃ high temperature up to 400 ℃ Accuracy:? ± 1.0%, ± 5.0% up to a special calibration Repeatability:? ± 0.2% proof grade:? ExdIICT4 integrated protection class:?? IP65 protection class split : IP65, IP68 cable split effective distance:? 30m Communication:?? RS485, Modbus power supply: 220VAC, 24VDC or other