
PL-550
IQ Radar 160/160 Ex
Page 63
Troubleshooting
Troubleshooting
The following is a list of operating symptoms, their probable causes, and the
actions needed to resolve them.
Symptom
Cause
Action
display reads
level or target is out of
range
•
check specifications
•
check parameters
material build-up on
antenna
•
clean
•
re-locate IQ Radar
160/160 Ex
location or aiming:
•
poor installation
•
flange not level
•
standpipe not vertical
•
check to ensure stand
pipe is vertical
antenna malfunction:
•
temperature too high
•
physical damage
•
excessive foam
•
inspect
•
use foam deflector or
stilling well
•
relocate
•
use a defoamer
Reading does
not change, but
the level does
IQ Radar 160/160 Ex
processing wrong echo,
i.e. vessel wall, or
structural member
•
re-locate IQ Radar
160/160 Ex
•
check standpipe for
internal burrs or welds
•
increase blanking, P800
Measurement is
consistently off
by a constant
amount
P006 not correct
P652 not correct
•
Check distance from
Flange face to zero level
(P006)
•
Check offset value (P652)
or device tag
Screen blank
power error
•
check nameplate rating
against voltage supply
•
check power wiring or
source
echo confidence weak
•
refer to P805
•
use foam deflector or
stilling well
liquid surface vortexed
•
decrease measurement
response P003
•
increase confidence
threshold P804
Reading erratic
material filling
•
re-locate IQ Radar
160/160 Ex
Reading
response slow
P003 setting
•
increase response if
possible
Содержание IQ Radar 160
Страница 1: ...33455500 Rev 3 1 IQ RADAR 160 Instruction Manual PL 550 January 2001 Q RADAR I60 ...
Страница 10: ...Page 10 IQ Radar 160 160 Ex PL 550 Specifications ...
Страница 32: ...Page 32 IQ Radar 160 160 Ex PL 550 Installation ...
Страница 35: ...PL 550 IQ Radar 160 160 Ex Page 35 Start Up Display Aiming the Hand Programmer ...
Страница 40: ...Page 40 IQ Radar 160 160 Ex PL 550 Start Up ...
Страница 52: ...Page 52 IQ Radar 160 160 Ex PL 550 Operation ...
Страница 62: ...Page 62 IQ Radar 160 160 Ex PL 550 Parameter Descriptions ...
Страница 66: ...Page 66 IQ Radar 160 160 Ex PL 550 Appendix I ...
Страница 68: ...Page 68 IQ Radar 160 160 Ex PL 550 Appendix II ...
Страница 74: ...Page 74 IQ Radar 160 160 Ex PL 550 Appendix III ...
Страница 80: ...Page 80 IQ Radar 160 160 Ex PL 550 Index ...