YOKOGAWA DY080 User Manual

8-2
IM 01F06A00-01E
8. TROUBLESHOOTING
● No output is indicated when the fluid is flowing.
Is the output signal current
present?
Is "6.1.3:Loop test"
OK?
Check the
polarities.
No
Ye s
Are parameters configured
correctly at operating
conditions?
Ye s
Ye s
Is "K34:VORTEX FREQ" 0Hz?
Ye s
Are the power polarities
correct?
No
Are there any disconnected
power terminals?
Fasten the
power terminal.
No
Ye s
Is the cable broken?
Replace the
cable.
Ye s
No
Replace the
AMP unit.
Replace the
AMP unit.
No
Configure the
parameters correctly.
No
Is the low cut configured correctly?
Configure the Low
cut value correctly.
Is the TLA value configured
correctly?
No
No
Configure the TLA value referring to
"6.2.2:Tuning"
No
Is the density value configured
correctly?
Configure the density value correctly
at operating conditions.
No
Ye s
Ye s
Ye s
Is output indicated when
"K25:N.B MODE" is "MANUAL"
and "K26:NOISE RATIO" is "0"
No
Is there broken the sensor?
No
Replace the
AMP unit.
Replace the
shedder bar
Ye s
Ye s
This case is due to coating of
vortex shedder bar.
Check the shedder bar piping inner
surfaces.
Ye s
F080102.EPS
Ye s
Was a faulty area
found with selfdiagnosis?
No
Refer to the error code list and check
for recovery measures.
• If a built-in indicator is attached,
check the display of the error code.
• Connect a hand-held terminal and
check self-diagnostic.

YOKOGAWA DY080 Specifications

General

Brand	YOKOGAWA
Model	DY080
Category	Measuring Instruments
Language	English