Troubleshooting; Flow Rate Is Not Indicated - Toshiba LF620 B Series Instruction Manual

13.2 Troubleshooting

If a problem occurs while using the flowmeter, you may find the cause of the problem by a simple check.
Please follow the flowmeter before you contact a serviceperson.

13.2.1 Flow rate is not indicated.

START
Is the error message
being displayed?
No
Are power supplies
correct for each device?
Yes
Are power and I/O
cables installed
correctly?
Yes
Is the fuse not burnt?
No
Is the flow range
correctly set?
Yes
Is the flow direction
match with the arrow
mark on the detector?
Yes
Contact your nearest
Toshiba representative.
Turn off the power.
Yes
Wait for 10 minutes
before turning the
device on again. In
case nothing
changes, contact
your nearest Toshiba
representative.
Use the correct
No
power supply for
each device.
Install the cables
No
correctly. Refer to
Cahpter5, "Wiring".
Yes
Replace the fuse
with a new one.
Set correctly. Refer
No
to Chapter8,
"Configuration
Parameter Setting".
Install the detector
No
correctly. Refer to
Chapter4, "Mounting
Procedure".
Note
When meter size is under 80mm (3inch),
measurement value of 'Mgl/s' unit is not
displayed because value is too small.
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