Hanna Instruments HI 93720 Calcium Hardness ISM User Manual

This document introduces the features and characteristics of the HI 93720 product

Brand: Hanna Instruments
Category: Other Electronics
Document type: User Manual
Language: English
Pages: 2
File format: PDF
File size: 296 KB
Published: 10 July, 2012
Updated: 30 September, 2023
MD5 checksum: F6C7CBFF5EF4E068324BD1A1E6291C91
PDF: Hanna Instruments HI 93720 Calcium Hardness ISM User Manual PDF

About this manual

This manual provides instructions for the Hanna Instruments HI 93720 Calcium Hardness ISM meter, which measures calcium hardness content in water and wastewater. The device uses a positive-locking cuvet system and liquid reagents to ensure repeatability, featuring an auto-shut off function after 10 minutes of non-use.

What's inside

Preliminary Examination
General Description
Specifications
Display Code Guide
Measurement Procedure
Sample Dilution
Interferences
Tips for Accurate Measurement
Battery Replacement
Reagent Sets

Specifications

Range	0.00 to 2.70 mg/L
Resolution	0.01 mg/L
Accuracy	+ 0.11 mg/L + 5% of reading
Light Source	Light Emitting Diode @ 555 nm
Battery Life	40 hours
Dimensions	180 x 83 x 46 mm
Weight	290 g

Frequently asked questions

What is the measurement range of the HI 93720?

The meter measures calcium hardness content in the 0.00 to 2.70 mg/L (ppm) range.

How long does the battery last?

The instrument uses one 9V battery which provides approximately 40 hours of operation.

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