... instrument to continuously or instantaneously measure. Flowmeter, oil counter, oil flowmeter The Positive Displacement Flow Meter Excellent stepless ... oC): ≤200Environmental temperature (oC): -30~50Nominal pressure (Mpa): 1.0, 1.6, 2.5, 4.0, 6.3Medium: low or ... proof: EX dBT4Safety grade: IP65Connection: flange GB/T9113.1-2000 or customized according to customers' optionTechnical standard: JB ...