Error Handling - Mettler Toledo InPro 5500i Instructions D'utilisation

InPro 5500 i CO
6.3

Error Handling

Error handling for InPro 5500i sensor
Message displayed
in SERVICE menu
ChX error CO2 slope
> errorlimit high
ChX error CO2 slope
< errorlimit low
ChX CO2 overrange
ChX CO2 underrange
ChX Temp. overrange
ChX Temp. underrange ChX Temp. out of
ChX CIP counter
expired
ChX SIP counter
expired
ChX TC sensor cut off
ChX board error
CHX TC-sensor fail
CHX valve open
ChX SW error
ChX error CO2 slope
> warninglimit high
ChX error CO2 slope
< warninglimit low
ChX BL out of range
© 06 /14 Mettler-Toledo AG
ChX membrane error
Printed in Switzerland
ChX DLI expired
Sensor
2
Message
in INFO menu
ChX error CO2 slope
> errorlimit high
ChX error CO2 slope
< errorlimit low
ChX CO2 out of range • leak membrane
ChX CO2 not reliable • insufficient purge • assure correct purge
ChX CO2 out of range • humidity in
ChX CO2 not reliable
ChX Temp. out of
range
ChX CO2 not reliable
range
ChX CO2 not reliable
ChX CIP counter
expired
ChX SIP counter
expired
ChX CO2 not reliable • temp. above
ChX hardware error
ChX hardware error
ChX CO2 not reliable comes up if:
ChX software error
ChX error CO2 slope
> warninglimit high
ChX error CO2 slope
< warninglimit low
ChX hardware error
ChX change
membrane
ChX DLI expired
Potential cause
• aged membrane • change membrane
• faulty cal data
input
• aged membrane • change membrane
• low purge gas
flow
• faulty cal data
input
gas flow
• humidity in
sensor
sensor
• drift in
electronics
• temp. above
measuring range
(e.g. during
CIP/SIP)
• temp. below
measuring range
• too many CIP's
• too many SIP's
measuring range
• TC sensor failed • check sensor for
• humidity in
sensor
• defectous el.
board
• leak membrane
• humidity in
sensor
• TC sensor fails
• membrane error
active
• temp. above
measuring range
• FW of measuring • contact Mettler-Toledo
and communi-
cation processor
not compatible
• aged membrane • change membrane
• faulty cal data
input
• aged membrane • change membrane
• low purge gas
flow
• faulty cal data
input
• insufficient purge • assure correct purge
gas flow
• humidity in
sensor
• drift in electronics • contact Mettler-Toledo
• leak/defectous
membrane
• membrane life
time potentially
Recommendations
• enter correct cal data
• assure correct purge
gas flow
• enter correct cal data
• change membrane
gas flow
• contact Mettler-Toledo
service
• contact Mettler-Toledo
service
• contact Mettler-Toledo
service
• decrease process
temperature
• no further action
required
• increase process
temperature
• NA
• NA
• decrease process
temperature
humidity or mem-
brane defects › reset
CO2 measurement
in transmitter menu
• contact Mettler-Toledo
service
• check sensor for
humidity or mem-
brane defects › reset
CO2 measurement
in transmitter menu
• NA
service
• enter correct cal
data
• assure correct purge
gas flow
• enter correct cal
data
gas flow
• contact Mettler-Toledo
service
service
InPro 5500 i
• change membrane
30 035 328
• change membrane
• reset DLI counter
25