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Advanced
™
Osmometer Model 3250 User’s Guide
Problem/Message Explanation
FPE_INTOFLOW
FPE_INTDIV0
FPE_INVALID
FPE_ZERODIVIDE
FPE_OVERFLOW
FPE_UNDERFLOW
FPE_INEXACT
FPE_STACKFAULT
FPE_EXPLICITGEN
FPE_UNDEFINED
Turn unit off and on. If the error message does not
persist and no other error message is displayed,
ignore this message. If the error persists, contact
Advanced Instruments for Hot-Line Service
Head Not Down This error indicates that the sensor at the head
down position was not tripped. Clear any blockage
and try restarting your instrument. If this does not
solve your problem, contact Advanced Instruments
for Hot-Line Service.
Head Not Up This error indicates that the sensor at the head up
position was not tripped. Clear any blockage and
try restarting your instrument. If this does not solve
your problem, contact Advanced Instruments for
Hot-Line Service.
Insufficient Data This message indicates that not enough valid
test results exist in memory for calculating the
requested statistics.
Low Battery The lithium battery contained inside the NVRAM
memory is too low to maintain stored information,
calibration, and system settings. The instrument
will function normally as long as the main power
remains on. Contact Advanced Instruments for Hot-
Line Service.