KOSO mechanical positioner tuning method

2020-11-24View Original

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For adjusting the KOSO mechanical positioner: 1. Adjust the balance rod of the positioner to keep it as horizontal as possible. 2. Apply a signal of 12mA first, then adjust the wheel until the scale reads 50%. 3. Increase the leftward travel distance and decrease the rightward travel distance! 4. Adjust the upper wheel’s travel distance; if it exceeds 25% or 75%, it means the travel distance is too long – adjust the upper wheel to shorten it! If it’s less than 25% or 75%, it means the journey is too short; increase the rotation period! 5. After adjustment, check the pressure gauge; it is normal for the forward acting pressure to be greater than 2.3, which indicates that the valve is closed ； It is normal for the pressure gauge to read 0 when the valve is opened ； The reaction is the opposite

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KOSO mechanical positioner tuning method

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