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Hanna Instruments HI6421 User Manual

Hanna Instruments HI6421
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7 General Description & Intended Use
Capacitive touchscreen with multi‑touch support
The benchtop unit has a 7‑inch color display with 800×480p resolution. The capacitive, multi‑touch screen
supports video playback and data plotting.
4.1. MAIN FEATURES
Measurement & Calibration
Measure DO expressed as:
%Sat
mg/L
ppm
Application‑specific profiles allow quick and direct measurement without the need to update the sensor
and system settings
Active log during measurement
Measurement stability indicator (using the Stability Criteria setting)
Reading modes: direct and direct/autohold
Temperature compensation can be Automatic (using integral temperature sensor within probe) or set manually
Audible and/or alarm messages for measurements outside predefined limits
Automatic or Manual assigned standards for calibration
One or two points automatic calibration at 100.0 % (8.26 mg/L) and 0.0 % (0.00 mg/L)
Single point manual calibration using a value entered by the user in % saturation or mg/L
Non‑volatile memory for data storage and settings
Logging
Data log collection of at least 1 000 000 data points (with time and date stamp)
Logging types: manual, automatic, autohold
Sample ID for manual and autohold data
Connectivity features & services
Transfer logged data to a USB thumb drive
Log files include measurements and calibration data (as .CSV file)
FTP and email for log export via Ethernet and Wi‑Fi connection
Download logs using the benchtop’s embedded web server
USB type A for USB drive, printer, and keyboard
USB type C for USB drive and PC connection
User‑support feature
Help section – brief overview of instrument's main functions and features

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Hanna Instruments HI6421 Specifications

General IconGeneral
BrandHanna Instruments
ModelHI6421
CategoryMeasuring Instruments
LanguageEnglish

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