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OIO 15en Edition 2020-05
Operating Instructions
Troubleshooting
Troubleshooting
Tab. 2 Troubleshooting
15
Flow rate too low
► Increase the flow rate
- or -
► Use a suitable flowmeter size
- or -
► Use linearization, while observing the electronic
operating instructions.
16
Flow rate too high
► Reduce the flow rate
- or -
► Use a suitable flowmeter size.
17
Airlocks
► Deaerate the system and check for leaks.
18
Outgassing
► Increase the system pressure.
► Reduce the temperature.
19
Pulsations too high
► Use another feed pump.
► Carry out changes to the system.
► Use the OMG series.
20
Back pressure too low
► Increase the back pressure.
21
Flow rate fluctuations too high
► Ensure a continuous flow rate by taking suitable
measures (use of a different pump. valve, damper,
etc.)
- or -
► Smoothen the indication, while observing the
electronic operating instructions.
22
Filling amount too low
► Use a suitable flowmeter size.
► Use the OMG series.
23
Strongly deviating operating data
► Use a suitable flowmeter.
► Adapt the operating data to the flowmeter.
24
Wear at the measuring unit and
bearing
► Renew the measuring unit.
► Renew the bearing.
► Filter out the abrasive materials.
25
Sluggishness through deposits
► Disassemble the flowmeter and clean it carefully.
26
Flow impaired at the system end
► Check whether the fluid flows in the system (pump in
operation, slide valve opened, etc.).
► Check whether shut-off devices before and after the
flowmeter are opened.
27
Flowmeter switched to bypass
► Switch the flowmeter to through-flow.
No.
Possible cause
Remedy
