HF scientific MicroTPI Field Portable Turbidimeter (Old) - Manual (Page 14)

The following table lists the error messages and their associated meanings:
Error ASSOCIATED MEANING TYPICAL CAUSE
1 Lamp failure Lamp has too low an output for proper
turbidity measurement.
2 General Calibration failure:
There is not sufficient signal
between the 0.02 NTU and 10.0
NTU standards used for
calibration
Either the wrong standards were used in
calibration or there is an internal sensor
failure.
3 General Calibration failure:
There is not sufficient signal
between the 10.0 NTU and 100.0
NTU standards used for
calibration
Either the wrong standards were used in
calibration or there is an internal sensor
failure.
4 General Calibration failure:
There is not sufficient signal
between the 100.0 NTU and
1000.0 NTU standards used for
calibration
Either the wrong standards were used in
calibration or there is an internal sensor
failure.
Err Multiple error conditions are met
5.3 Technical and Customer Assistance
If you need assistance regarding this instrument please contact the HF scientific, inc.
Technical Service Department.
HF scientific, inc.
3170 Metro Parkway
Fort Myers, Florida 33916-7597
Phone: (239) 337-2116
Fax: (239) 332-7643
Email: [email protected]
Ref. 22666 (12/04)
Rev. 1.4
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