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7ML19985KA02
SITRANS LG200 – INSTRUCTION MANUAL
Page 77
Tr
oubl
esho
ot
ing
Flooded?
Loss of level signal, possi-
bly due to flooding, twin rod
probes only
• Decrease level in vessel.
• Set transmitter to lower dielectric
range
• Replace with Model 7ML1301-4
Overfill probe
NoSignal
No level signal being
detected
• Ensure dielectric setting is correct
for measured medium.
• Increase sensitivity
• Confirm that the probe type is
proper for the dielectric of the
medium.
• Consult factory
No Fid
Fiducial signal is not being
detected
• Check connection between probe
and transmitter
• Check for moisture on top of probe
• Check for damaged gold pin on the
high-frequency connector
• Consult factory
FidShift
FidTicks shifted from
expected value
• Check connection between probe
and transmitter
• Check for moisture on top of probe
• Check for damaged gold pin on the
high-frequency connector
• Consult factory
Fid Sprd
Fiducial Ticks variation is
excessive.
• Check connection between probe
and transmitter.
• Check for moisture on top of probe
• Consult factory
SZ Alarm
Safety Zone alarm has
been tripped, loop current
fixed at SZ fault
Decrease level in vessel
Hi Temp
Present temperature in
electronics compartment is
above +80 °C (176 °F)
• Transmitter may need to be moved
to ensure ambient temperature is
within specification
• Change to remote mount transmitter
Lo Temp
Present temperature in
electronic compartment is
below –40 °C (-40 °F)
• Transmitter may need to be moved
to ensure ambient temperature is
within specification
• Change to remote mount
transmitter.
HiVolAlarm
Level more than 5% above
highest point in strapping
table
Verify strapping table is entered cor-
rectly.
(occurs only when measurement type
is set to Vol with strapping table
defined)
Sys Warn
Unexpected but non-fatal
software event
Consult factory
Display message
Action
Comment
Summary of Contents for 7ML1301-1
Page 1: ...Instruction Manual February 2009 LG200 sitrans ...
Page 10: ...Page 6 SITRANS LG200 INSTRUCTION MANUAL 7ML19985KA02 SITRANS LG200 Notes ...
Page 59: ...7ML19985KA02 SITRANS LG200 INSTRUCTION MANUAL Page 55 SIMATIC PDM ...
Page 60: ...Page 56 SITRANS LG200 INSTRUCTION MANUAL 7ML19985KA02 SIMATIC PDM Notes ...
Page 96: ...Page 92 SITRANS LG200 INSTRUCTION MANUAL 7ML19985KA02 Hazardous Installation ...