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Hanna Instruments HI6421 User Manual

Hanna Instruments HI6421
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45 Measurement & Probe Setup Menu
Table
When Table is selected, the measured values are displayed tabulated (complete with date, time, and notes
made during logging). The newest data is displayed on the top of the table.
9.5. ALARMS
Options: High/Low DO value, High/Low Pressure, High/Low Temperature
Users can set the threshold limits for the measured parameters. When the measurement exceeds set high‑threshold
value or drops below set low‑threshold value, the alarm is triggered and an alarm message is displayed.
If the Alarm Beeper is enabled (See: System Menu Items / System Menu Items / Alarm Beeper), an audible beep
will be heard.
Notes: High‑parameter values cannot be lower than low‑parameter ones.
Units change with Reading Settings.
To set an alarm limit:
1. Tap
to enable low or high parameter threshold option.
2. Use the on‑screen keypad to enter the value.
3. Tap Enter to confirm (Cancel to exit and return to measurement settings).
(alarm icon) is displayed on the measurement screen when an alarm is active.

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Hanna Instruments HI6421 Specifications

General IconGeneral
BrandHanna Instruments
ModelHI6421
CategoryMeasuring Instruments
LanguageEnglish

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