I. OVERVIEW

　　Type WLG orifice plate flowmeter is a kind of throttling device which possesses advantages of simple structure, and good performance. The design, manufacturing and using are all in conformity with the stipulations of international standards ISO5167-1 (1991) and national standards GB/T2624-93.
aaaaWLG orifice plate flowmeter can be used to measure volumetric flow of the stable one-orientation medium in the closed pipes coupled with differential pressure transmitter and relative flow display instrument. It is widely used in petroleum, chemical, metallurgy, power, environment protection.

II. CHARACTERISTICS

• The construction is simple, fastness and easy to install.
• Pressure adopting mode: Corner Mode \ Flange Mode.
• Needless of true flow calibration.
• Widely used, working reliably, performing stably.
• Various accessories can be designed for customers.
• Temperature and pressure compensation can be obtained if coupled with a smart differential pressure transmitter.

III. TECHNICHAL PARAMETERS

• Nominal Bore: DN50～DN1000
• Nominal Pressure: 0.6 MPa～32 MPa
• Temperature of Medium: -20℃～530℃
• Accuracy: ±0.5%～±1.5%