Hanna Instruments HI 255 Multiparameter Bench Meter Instruction Manual

This document provides a detailed description of a product, including its features, characteristics, usage instructions, and precautions.

Brand: Hanna Instruments
Document type: User Manual
Language: English
Pages: 56
File format: PDF
File size: 930 KB
Published: 09 July, 2012
Updated: 29 September, 2023
Model: HI 255
MD5 checksum: 6C1965BCE234D34869B451F87F06814A
PDF: Hanna Instruments HI 255 Multiparameter Bench Meter Instruction Manual PDF

About this manual

The Hanna Instruments HI 255 is a microprocessor-based bench meter designed to measure pH, ORP (mV), Conductivity (EC), Total Dissolved Solids (TDS), Sodium Chloride (NaCl), and Temperature. It supports autoranging for EC/TDS and offers both manual and automatic temperature compensation options.

What's inside

Warranty
Preliminary Examination
Functional Description
Specifications
Operational Guide
pH Calibration
mV/Conductivity Calibration
Logging Function
Troubleshooting Guide

Specifications

pH Range	-2.00 to 16.00 pH
Conductivity Range	up to 500.0 mS/cm actual conductivity
Temperature Compensation	-10.0 to 120.0 °C (pH RANGE)
Warranty Period	2 years

Frequently asked questions

What buffers are available for pH calibration?

The instrument supports five memorized buffers: 4.01, 6.86, 7.01, 9.18 and 10.01.

Can the temperature compensation be disabled?

Yes, it is possible to disable the temperature compensation on the conductivity range to measure actual conductivity.

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