horiba d-51, Инструкция по эксплуатации

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4 Maintenance and Troubleshooting
4.2 Troubleshooting
D-51 61
●
ERR No.07 Cannot identify standard solution
Explanation
If the automatic standard-solution identification function
of the meter does not work, recalibrate the meter after
performing the appropriate measures below.
●
ERR No.10 Data memory over
Explanation
The number of data items has exceeded the limit of the
memory.
Cause How to solve problem
There is a
problem with the
standard solution. Prepare new standard solution.
There is a
problem with the
standard solution
setting. Check the NIST or US standards
settings and the kind of standard
solution used for calibration, and
make sure they match.
The responsive
membrane is dry
or dirty. Measure after washing the
responsive membrane and soaking
it in pure (de-ionized) water for 24
hours.
The reference
solution is
contaminated. Replace the reference solution with
new solution.
The responsive
membrane is
damaged or worn
out. Replace the electrode.
Cause How to solve problem
Memory over Delete data stored in the memory
after confirming their contents.