User's Manual

PL-550 42
TROUBLESHOOTING
SYMPTOM CAUSE ACTION
Measurement is
consistently off by a
constant amount
measurement offset correct using P652
Screen blank power error check nameplate rating
against voltage supply
check power wiring or
source
Reading erratic echo confidence weak,
liquid surface agitated,
material filling
refer to P805
decrease measurement
response P003
enable filter, echo
verification
re-locate IQ Radar 160
Reading ‘EEEE’ reading too large re-program
ie. empty distance P006
or span P007
Reading response slow P003 setting increase response if
possible
Reads correctly but
occasionally reads high
when vessel is not full
detecting close range
echo
increase blanking
High level reading lower
than material level
material is within near
blanking zone
decrease blanking P800