Sierra Instruction Manual
InnovaSonic
®
203 Economical
42
7.2
Table 2. Error Codes and Solutions (during operation)
Code M08 Display
Cause
Solution
*R
System Normal
System normal
No errors
*J
SCPU Fatal Error
Hardware defect
Contact the factory
*I
Signal Not Detected
Signal not detected.
Attach transducer to the pipe and
tighten it securely. Apply a plenty of
coupling compound on transducer and
pipe wall.
Spacing is not correct between the
transducers
or
not
enough
coupling compound applied to
face of transducers.
Remove any rust, scale, or loose paint
from the pipe surface. Clean it with a
file.
Transducers installed improperly. Check the initial parameter settings.
Scale is too thick.
Remove the scale or change the scaled
pipe section. Normally, it is possible to
change a measurement location. The
instrument may run properly at a new
site with less scale.
New pipe liner.
Wait until liners solidified and
saturated.
*H
Low Signal Strength
Low signal strength.
Cause refers to above-mentioned
reasons.
Solution refers to above-mentioned
solutions.
*H
Poor Signal Quality
Poor signal quality
All reasons are included in the
above-mentioned causes.
Solution refers to above-mentioned
solutions.
*F
Refer to Table 1.
Error in self-diagnoses during
power on.
Power on again; resolve it by the
method listed in Table 1. If it is still a
problem, contact the factory.
Permanent hardware error.
Contact the factory.
*G
Adjusting Gain>S1
Adjusting Gain>S2
Adjusting Gain>S3
Adjusting Gain>S4
(Display
in
Menus
M00,M01,M02,M03)
Adjusting gain for normal
measurement.
Stop in S1 or S2 and only switch
between S1 and S2 indicates a
poor waveform or low signal
strength. All reasons may be
included in above-mentioned
items.
*K
Pipe Empty. Set in Menu M29
No fluid in pipe or settings
incorrect.
Once fluid is detected in the pipe, set 0
in Menu M29.
