Control Valve Stroke Test Procedure

By |2021-09-21T21:36:04+07:00September 21st, 2021|Knowledge|

Assume the valve is a 4-20mA operated pneumatic valve. It also has a 4-20mA valve position feedback output.Connect the universal calibrator (or source) to the input of the valve.Connect the multimeter at the valve position feedback output as shown in above the setup figure.Select the Source function in universal calibrator and the knob will help

Multi-holes Orifice (Conditioning Orifice)

By |2021-09-21T21:28:07+07:00September 21st, 2021|Knowledge|

รู้หรือไหมว่า Multi-holes Orifice หรือ Conditioning Orifice ?? สามารถเพิ่มผลิตให้กับโรงงาน และยังลดต้นทุน cost ได้อีกด้วย เพราะว่ามัน.....- สามารถลดระยะ straight run ในการติดตั้งได้ให้สั้นลง- สามรถลด pressure drop ลงได้- สามารถลดเสียง noise level ในท่อลงได้ เพื่อให้ไม่เกิน 85dB ตามมาตราฐานกำหนด-ใช้วัดได้ทั้ง Gas, Steam, Liquid-Accuracy <1% to 2.5% ขึ้นอยู่กับการติดตั้ง-Suitable if little space available-Accuracy, repeatability and reliability-Designed according to ISO-5167 STD-Easy and quick installation and commissioning -Very long life-time product-Robust, cost-effective

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