Hach SD900, Руководство пользователя

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Option Description
Time The maximum time between samples (0:01–999:00). The timer starts again after each
sample is collected.
Take first sample The program starts immediately or after the first time interval.
Use 4–20 mA input for the flow source
1. Select or enter the values for each option.
Option Description
Select unit Selects the flow units to use.
Map 4 mA input Enter the flow rate that would agree with the 4 mA input.
Map 20 mA input Enter the flow rate that would agree with the 20 mA input.
Take sample every Enter the total flow after which the sample has to be drawn.
Override time Select enable to push a sample to be collected if the flow volume is unusually low.
Time The maximum time between samples (0:01–999:00). The timer starts again after each
sample is collected.
Sample volume Enter the volume to be collected per sample. If bottles/sample mode is selected, each
bottle receives a full sample volume (100–10,000 mL). This option is skipped if variable
volume is selected.
Review or modify program settings
To review or change Individual settings for an existing sampling program:
1. Push MENU .
2. Go to PROGRAM SETUP. Select one of the options.
Option Description
Modify selected Change any of the program settings.
Review Review the program settings.
Save or load programs
Up to three sampling programs can be saved as presets for later use. If any changes are made to a
preset program after it is loaded, the program must be saved again to keep the changes.
1. Push MENU .
2. Go to PROGRAM SETUP>PRESETS.
3. Select one of the preset numbers (P1, P2 or P3).
Note: If a program is already stored, the site ID for that program is shown to the right of the preset number. If
no program is stored, the preset field is empty.
4. Select one of the options.
Option Description
STORE CURRENT Store the current program as a preset.
LOAD PROGRAM Open the selected preset program.
Restore the default settings
The restore option sets all of the program parameters to the default settings.
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