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HQ440d Benchtop Dual Input, Multi-Parameter Meter - pH, Conductivity, Optical Dissolved Oxygen, ORP, and ISE

Product #: HQ440D

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Application Notes	Type	Language	Size	Date	Edition
Brine Analysis Package LIT2193		English US	205 KB	2014-10
Calibration of the High Purity 8362sc pH Electrode DOC040.53.10101		English US	199 KB	2017-11	Nov17
Introduction to Ion-Selective Measurement LIT2071		English US	1 MB	2009-10	Ed1
Introduction to Oxidation Reduction Potential Measurement LIT2072		English US	1 MB	2009-10	Ed1
Luminescent Technology-Faster, More Accurate Analysis		English US	812 KB	2008-07	Ed1
Measure pH, conductivity, oxygen with HQD DOC042.53.20010		English US	446 KB	2016-01	Jan16
Measuring Scale Forming Potential in Cooling Water DOC042.53.20252		English US	531 KB	2016-10	Oct16
Oxidation Reduction Potential: Understanding a Challenging Measurement		English US	1005 KB	2009-10	Ed1
pH Measurement in Low-Ionic Strength (Pure) Samples LIT2073		English US	1016 KB	2009-10	Ed1
pH Measurement in Tris Buffers with IntelliCAL™ pH Ultra Probes LIT2106		English US	286 KB	2013-02	Ed1
pH Measurement in TRIS Buffers with IntelliCAL™ pH Ultra Probes LIT2074		English US	885 KB	2009-10	Ed1
Simplified High Range Chloride Measurement in Hydraulic Fracturing Applications Using Hach IntelliCAL™ Chloride ISE Copyright 2011 by PennWell Corporation		English US	433 KB	2012-03
Technical note pH measurement system DOC042.52.20152		English UK	183 KB	2013-11
Technical Note pH Trace Analysis DOC042.52.20150		English UK	95 KB	2013-11

Brochures	Type	Language	Size	Date	Edition
Complete Water Analysis Solutions for POWER GENERATION DOC030.53.10024		English US	3 MB	2024-01	Jan24
Complete Water Analysis Solutions for Power, Heat & Steam Generation DOC030.52.10024		English UK	964 KB	2018-12	Oct18
Complete Water and Product Quality Analysis Beverage Industry DOC030.53.10021		English US	1 MB	2024-01	Jan24
Hach Laboratory Quick Guide for Food Applications DOC062.53.20231		English US	640 KB	2016-09	Apr16
Introduction to Hach Services DOC060.53.10226		English US	587 KB	2021-10	Jun21
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

Guides	Type	Language	Size	Date	Edition
HQD Digital Meters and Intellical™ Probes Data Sheet		English US	809 KB	2017-11	Rev9
Measuring Chloride in Power Applications DOC040.53.10132		English US	707 KB	2018-02	Jan18
Water Quality Meters & Probes; Electrochemistry Selection Guide		English US	4 MB	2015-04	Rev5

Manuals	Type	Language	Size	Date	Edition
User Manual: HQd Benchtop Meter DOC022.97.80116		Japanese, Chinese, English US, French, Korean, Portuguese, Spanish, Thai	2 MB	2017-09	Ed4
User Manual: HQd Benchtop Meter DOC022.53.80116		English US	1 MB	2020-10	Ed5

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
Electrochemistry Theory and Practice DOC182.53.90629		English US	3 MB	2018-12	Ed3
Fluoride in Acid Solutions, Direct Measurement ISE Electrode Method 8323 DOC316.53.01236		English US	293 KB	2021-02	Ed10
Fluoride in Drinking Water, Direct Measurement ISE, Powder Pillow or TISAB Solution, Method 8323 DOC316.53.01237		English US	236 KB	2021-02	Ed11
Nitrogen, Ammonia-Direct Measurement ISE Electrode, Method 10001 DOC316.53.01235 DOC316.53.01235		English US	231 KB	2021-02	Ed10
Oxidation Reduction Potential (ORP), Direct Measurement, ORP Electrode, Method 10228 DOC316.53.01244		English US	204 KB	2021-02	Ed9
Oxygen Demand, Biochemical, Dilution Method 10360, LBOD Measurement DOC316.53.01242		English US	420 KB	2021-02	Ed9
Procedures Manual: Steam-Assisted Gravity Drainage Water Analysis Handbook DOC022.53.80486		English US	2 MB	2021-04	Ed3
Sodium, Direct Measurement ISE Electrode, Method 8322 DOC316.53.01240		English US	220 KB	2021-02	Ed10

Software/Firmware	Type	Language	Size	Date	Edition
HQd Series Meter Data Transfer Utility V1.0 Download for Instructions		English UK, English US	738 KB	2017-08	V1.0
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