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DO Meters English US English UK (results 1-20 of 21)

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Application Notes	Type	Language	Size	Date	Edition
Oxidation Reduction Potential: Understanding a Challenging Measurement. Sand Creek Water Reuse Facility tests HQd digital meter and IntelliCAL™ ORP probe LIT2075		English US, English UK	1 MB	2009-11	Ed1
Luminescent Technology-Faster, More Accurate Analysis		English US	812 KB	2008-07	Ed1
Save Money by Controlling Dissolved Oxygen in the Aeration Basin LIT2134		English US	139 KB	2013-01	Ed1

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Brochures	Type	Language	Size	Date	Edition
The best solution for accurate results in all applications - HQD meters and high performance pH electrodes DOC032.53.20163		English US	414 KB	2021-07	May21
Portable Water Quality Meter WQC-30		English US	1 MB	2022-07	Ed1
Complete Water Analysis for the Food Industry DOC030.53.10105		English US	14 MB	2023-11	Nov23

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Data Sheets	Type	Language	Size	Date	Edition
HQ Series Portable Meters DOC052.53.25026		English US	928 KB	2024-12	Dec24
HQD Benchtop E-Chem Meters		English US	424 KB	2025-07	Apr25
Sension+ Meters and Probes Data Sheet		English US	2 MB	2016-06	Rev3

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Guides	Type	Language	Size	Date	Edition
Water Quality Meters & Probes; Electrochemistry Selection Guide		English US	4 MB	2015-04	Rev5
Coagulation, Flocculation and Clarification of Drinking Water LIT2141		English US	3 MB	2014-02
Data Sheet: HQd pH Electrode Cleaning and Maintenance Guide		English US	532 KB	2014-02	Rev1

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Manuals	Type	Language	Size	Date	Edition
Basic User Manual: HQd Portable Meters Meter DOC022.97.80017		Thai, English US, French, Spanish, Japanese, Portuguese, Korean, Chinese	1 MB	2018-02	Ed6
H-Series Meters Basic User Manual DOC022.97.80057		English UK, English US, French	1 MB	2021-05	Ed2
H-Series Meters-Models H160, H170, H260, H270 and H280-User Manual DOC022.53.80057		English UK, English US	2 MB	2021-05	Ed2

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Methods/Procedures	Type	Language	Size	Date	Edition
Conductivity, Direct Measurement Method 8160, Conductivity Meter DOC316.53.01199		English US	136 KB	2021-02	Ed10
Dissolved Oxygen, Direct Measurement, Method 10360 DOC316.53.01243		English US	180 KB	2021-02	Ed9
Dissolved Oxygen, Direct Measurement, Clark-type Amperometric Sensor, Method 8157 DOC316.53.01241		English US	356 KB	2015-03	Ed8

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Software/Firmware	Type	Language	Size	Date	Edition
HQD Series Meter Software Update Do NOT update from firmware versions prior to V2.5.0.744. - Failure to comply will void any warranty. Please contact Hach Technical Support if you need help for prior versions or have any question.		English UK, English US, French, German, Italian, Spanish	1 MB	2023-11	V3.00.75.6
HQd Series Meter Data Transfer Utility V1.0 Download for Instructions		English UK, English US	738 KB	2017-08	V1.0

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