Contents
XVII
When an error message appears .....................................53
Memory error ...................................................53
Empty battery level .........................................54
Electrode stability error..................................54
Asymmetric potential error ............................54
Electrode sensitivity error..............................55
Maximum calibration points exceeded .........55
Cannot identify standard solution.................55
Calibration interval error ................................56
Printer error .....................................................56
Memory full ......................................................56
Troubleshooting ................................................................57
The indicated value fluctuates.................................................57
The response is slow................................................................58
The indicated value does not change/No response ..............58
The measured value blinks ......................................................59
The temperature display blinks or is fixed at 25°C ................59
Repeatability of the measured value is poor..........................60
Nothing appears when the power is turned ON .....................60
Swelling of operation key sheet ..............................................60
Part of the display is missing ..................................................61
Appendix............................................................................. 63
Main specifications ...........................................................63
Instrument default settings ..............................................64
Technical note ...................................................................65
pH measurement (glass electrode) .........................................65
pH standard solutions at various temperatures ....................66
ORP measurement ....................................................................67
Summary of Contents for LAQUAact D-72G
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