Table 17-7: Velocity measurement problems and recommended actions
(continued)
Problem
Possible causes
Recommended actions
Inaccurate velocity
reading
•
Wiring problem
•
Inappropriate measurement unit
•
Incorrect flow calibration factor
•
Incorrect density calibration factors
•
Incorrect grounding
•
Two-phase flow
•
Problem with receiving device
•
Incorrect sensor zero
•
Verify that the measurement units are
configured correctly for your application.
•
Zero the meter.
•
Check the grounding of all components.
•
Check for two-phase flow.
•
Verify the receiving device, and the wiring
between the transmitter and the receiving
device.
•
Replace the core processor or transmitter.
Configuration and Use Manual
Troubleshooting
MMI-20025166
March 2019
Configuration and Use Manual
307