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How to do calibration of a magnetic flowmeter?

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Question ajoutée par MOHAMMAD IMTIYAZ UDDIN , Instrumentation Engineer , BOC
Date de publication: 2017/03/10
Mostafa El shafei
par Mostafa El shafei , instrument and control engineer , Khalda-apache Petroleum Company

basics:

1)use hart handheld communicator to communicate with the dvice

2)make sure that the zero span range on plc/DCS is as the one on the meter

3) use a portable ultrasonic flow meter to know the current flow rate and compare it with the readings from the magnetic meter

4) add +ve or -ve offset if needed

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