horiba LAQUAact D-74, Инструкция по эксплуатации

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D-74 11
Measurement
This section describes the basic method of measurement of each measurement
parameters.
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Preparation ................................................................................. 12
●
Confirmation before starting measurement ..................................... 12
● Turning ON the instrument................................................................. 13
• Inserting the batteries .......................................................................................... 13
• Using the AC adapter (option)............................................................................. 14
• Pressing the POWER key ................................................................................... 14
● Setting the date and time.................................................................... 15
●
Connecting an electrode .................................................................... 16
■
pH measurement........................................................................ 17
● Setting the instrument ........................................................................ 17
• Setting temperature compensation (default: ATC) .............................................. 17
• Setting the standard solution used for calibration (default: NIST) ....................... 18
• Standard solution type......................................................................................... 19
● Performing calibration ........................................................................ 20
• pH standard solution setting is NIST or USA....................................................... 20
• Inspecting repeatability........................................................................................ 23
• pH standard solution setting is CUST.................................................................. 24
● Performing measurement................................................................... 27
■
mV, ORP measurement ............................................................. 28
●
Setting the instrument ........................................................................ 28
• Setting the temperature display (default: ATC) ................................................... 28
●
Switching between absolute value and relative value..................... 29
●
Performing measurement................................................................... 30
■
Conductivity measurement....................................................... 31
●
Setting the instrument ........................................................................ 32
• Setting the temperature display (default: ATC) .................................................. 32
• Setting the conductivity unit (default: S/m) ........................................................ 33
• Setting the salinity unit (default: PPT) ................................................................ 34
• Setting the cell constant (default: 1.000×100 m-1) ............................................. 35
• Setting the temperature conversion (Default: ON, 2.00%/°C
） ........................... 36
●
Performing salinity calibration .......................................................... 37
●
Performing measurement .................................................................. 39