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Portable pH/mV Meter — main photograph
Hanna InstrumentsAvailability: Supplied to order

Portable pH/mV Meter

Reference HI8424

The HI8424 is a compact, waterproof, portable pH/mV/temperature meter that is supplied complete with a protective carrying case, PEI plastic body pH electrode, stainless steel temperature probe, calibration buffer sachets, and cleaning solution sachets. The meter features automatic calibration at one or two points as well as Automatic Temperature Compensation (ATC) when the temperature probe is connected.

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At a glance

Reference
HI8424
Category
pH, Conductivity & Water Analysis
Equipment family
Industry/Industrial, Industry/Industrial/Chemical manufacturing, Industry/Industrial/Water treatment, Industry/Water, Industry/Water/Aquaculture, Industry/Water/Wastewater, Industry/Water/Drinking wat

Overview

The HI8424 is a compact, waterproof, portable pH/mV/temperature meter that is supplied complete with a protective carrying case, PEI plastic body pH electrode, stainless steel temperature probe, calibration buffer sachets, and cleaning solution sachets. The meter features automatic calibration at one or two points as well as Automatic Temperature Compensation (ATC) when the temperature probe is connected.

Maintenance contract — AxiTech provides planned preventive maintenance for Portable pH/mV Meter from Hanna Instruments: scheduled visits, safety checks, periodic calibration and a documented service report, backed by a contractual response time.

Troubleshooting, repair and spare parts — our ph, conductivity & water analysis engineers diagnose and repair Portable pH/mV Meter on site or in the workshop, fit genuine spare parts and recommission the equipment after performance verification.

Features

  • Compact waterproof design
  • Automatic Temperature Compensation (ATC)
  • Automatic one or two-point calibration

Technical specifications

Specifications
Sku
HI8424 pH Range -2.00 to 16.00 pH pH Resolution 0.01 pH pH Accuracy @ 25°C / 77°F ±0.01 pH pH Calibration Automatic, 1 or 2 point, with 3 memorized buffer values (pH 4.01, 7.01, 10.01) mV Range ±699.9 mV / ±1999 mV mV Resolution 0.1 mV / 1 mV mV Accuracy ±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Weight
180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Warranty
2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
MV Range
±699.9 mV / ±1999 mV mV Resolution 0.1 mV / 1 mV mV Accuracy ±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
PH Range
-2.00 to 16.00 pH pH Resolution 0.01 pH pH Accuracy @ 25°C / 77°F ±0.01 pH pH Calibration Automatic, 1 or 2 point, with 3 memorized buffer values (pH 4.01, 7.01, 10.01) mV Range ±699.9 mV / ±1999 mV mV Resolution 0.1 mV / 1 mV mV Accuracy ±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Dimensions
164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Environment
0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
MV Accuracy
±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Power Supply
1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
MV Resolution
0.1 mV / 1 mV mV Accuracy ±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
PH Resolution
0.01 pH pH Accuracy @ 25°C / 77°F ±0.01 pH pH Calibration Automatic, 1 or 2 point, with 3 memorized buffer values (pH 4.01, 7.01, 10.01) mV Range ±699.9 mV / ±1999 mV mV Resolution 0.1 mV / 1 mV mV Accuracy ±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
PH Calibration
Automatic, 1 or 2 point, with 3 memorized buffer values (pH 4.01, 7.01, 10.01) mV Range ±699.9 mV / ±1999 mV mV Resolution 0.1 mV / 1 mV mV Accuracy ±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Power Consumption
Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Recommended Probe
HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Temperature Range
-20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Ordering Information
Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Temperature Resolution
0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Temperature Compensation
Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
PH Accuracy @ 25°C / 77°F
±0.01 pH pH Calibration Automatic, 1 or 2 point, with 3 memorized buffer values (pH 4.01, 7.01, 10.01) mV Range ±699.9 mV / ±1999 mV mV Resolution 0.1 mV / 1 mV mV Accuracy ±0.2 mV / ±1 mV Temperature Range -20.0 to 120.0°C / -4.0 to 248.0°F Temperature Resolution 0.1°C / 0.1°F Temperature Accuracy @ 25°C / 77°F ±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Temperature Accuracy @ 25°C / 77°F
±0.4°C / ±0.8°F Temperature Compensation Automatic, -20 to 120°C (-4 to 248°F) or manual without temperature probe Power Supply 1 x 9V, Ni-MH rechargeable Power Consumption Approx. 150 hours of continuous use Environment 0 to 50°C (32 to 122°F) RH max 100% Dimensions 164 x 76 x 45 mm (6.5 x 3.0 x 1.8'') Weight 180 g (6.3 oz.) Ordering Information Supplied with HI1230B pH electrode, HI7662 temperature probe, HI70004 pH 4.01 buffer solution sachet, HI70007 pH 7.01 buffer solution sachet, HI700601 electrode cleaning solution sachets (2), battery, protective case and instructions. Warranty 2 years Recommended Probe HI1230B PEI body pH probe with BNC connector and 1 m (3.3') cable (included) and HI7662 stainless steel temperature probe with 1 m (3.3') cable (included)
Service coverage

AxiTech maintains, repairs and supplies this equipment for hospitals, clinics, laboratories and imaging centres.

Maintenance contracts for Portable pH/mV Meter

AxiTech provides preventive maintenance contracts for Portable pH/mV Meter. Each contract fixes a schedule of planned visits in which our biomedical engineers inspect the equipment, replace wear parts before they fail, and verify that it still performs inside the manufacturer’s tolerances.

Every visit includes calibration and performance verification, and closes with a documented maintenance report you can present during an accreditation audit. Spare-parts availability and a guaranteed response time are written into the contract, so a breakdown never leaves a department waiting for an answer.

Plan at least one preventive maintenance visit per year, and a second visit for equipment in continuous or critical use.

  • Planned preventive maintenance visits at a fixed interval
  • Calibration and performance verification against the manufacturer’s specifications
  • A documented maintenance report after every intervention
  • Guaranteed availability of spare parts and consumables
  • A contractual response time when the equipment fails

Discover our maintenance contracts

Planned preventive maintenance and calibration under contract

Troubleshooting and repair for Portable pH/mV Meter

When Portable pH/mV Meter fails, our engineers start with a structured diagnostic: error codes, electrical and mechanical checks, and a functional test against the equipment’s own specification. That tells us whether the fault is a consumable, a worn part or a board-level failure before any part is ordered.

Straightforward faults are repaired on site so the department loses as little time as possible. Anything that needs a workbench, a full strip-down or a specialised spare part goes to our workshop and comes back only after a complete post-repair test and, where the equipment requires it, recalibration.

Faults we see most often on this type of equipment

The faults we see most often are worn moving parts, power-supply and control-board failures, sensors that have drifted out of tolerance, and fluid or air paths that have become blocked or contaminated.

Discover our troubleshooting and repair service

Diagnostics, corrective repair and spare parts in the workshop
Troubleshooting

How to troubleshoot Portable pH/mV Meter

Work through these checks before you escalate. They are the same first-line sequence our biomedical engineers run on arrival, and they either clear the fault or narrow it down enough that the intervention starts with the right spare part in the van.

  1. Capture the fault before you touch anything: write down the exact error code or message, the serial number from the rating plate, what the operator was doing and whether the fault clears on a restart.

  2. Confirm the power supply end to end — wall outlet, mains lead, fuse and any UPS or stabiliser in between. A device that is intermittently dead has a supply fault far more often than an internal one.

  3. Check the consumables and wear parts — filters, seals, tubing, probes, batteries — and note when each was last replaced. Anything past its service interval is the first suspect.

  4. Reproduce the fault once, deliberately, and record the sequence: what the operator did, what the device displayed, and whether a full power cycle clears it.

  5. If the fault is still there, escalate with the evidence. Send AxiTech the model, serial number, error code and the checks you have already run, and an engineer will come back with a diagnosis, a repair quote and a spare-parts lead time for Portable pH/mV Meter.

What to send us when you report the fault

  • Manufacturer, model and serial number, from the rating plate
  • The exact error code or message, and the screen it appears on
  • When the fault started, how often it occurs and what triggers it
  • A photograph of the display or of the fault, and the last maintenance report

If the fault survives all five steps, stop using Portable pH/mV Meter and open a repair request. Continuing to run equipment through a fault it cannot clear turns a component failure into a board-level one, and on devices used for diagnosis or therapy it puts the result — and the patient — in doubt.

Discover our troubleshooting and repair service

Buying and installing Portable pH/mV Meter

AxiTech supplies Portable pH/mV Meter together with the accessories and consumables it needs to enter service. We handle importation, delivery and installation, then commission the equipment on site so that it is verified against its specification before the first patient or the first sample.

Installation is followed by training for the users and for your biomedical team, warranty registration, and — if you want it — a maintenance contract that takes over the day the warranty ends, so the equipment never spends a period without planned service.

Discover our equipment sales service

Delivery, installation, commissioning and user training
Questions we are asked

Frequently asked questions about Hanna Instruments Portable pH/mV Meter

Yes. AxiTech services Portable pH/mV Meter, either under a maintenance contract or as a one-off intervention. Our biomedical engineers cover preventive maintenance, calibration, corrective repair and spare-parts supply for this equipment.

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Other Hanna Instruments equipment we supply, install and maintain.