Figure 17 Calibration report
1 Report type (CL = calibration, IC = current calibration) 7 Probe serial number (a “<“ or “>” on the HQ440d meter indicates the probe
position)
2 Parameter (pH, LDO, etc.) 8 Calibration slope/ratio/constant
3 Method name for probe settings 9 Offset—contents vary depending on type of parameter and user settings. May
be blank.
4 Time of calibration, prefaced by “CAL” and displayed as hh:mm in 24 h (or user-
defined) format
10 r²: contents vary depending on type of parameter being read, configuration of
specific method and number of calibration standards used. May be blank.
5 Probe model 11 Operator ID: user-defined; shows “- - -” if undefined
6 Date of calibration (DD-MM-YY or user-defined format)
The calibration history can be printed from the probe data menu. Refer to Figure 18.
English 31
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