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Electrode Method Rapid Water Quality Detector

Model:

HD-DB

Introduction:

Portable Multi-parameter Water Quality Analyzer (Electrode Method) measures pH, ORP, turbidity, residual chlorine, dissolved oxygen, conductivity, TDS, salinity, chlorophyll and COD with digital sensors. Widely used for field water testing....

  • Image and Text Display
  • Technical Specifications
  • Product video

I. Product Overview

The electrode-method multi-parameter water quality analyser can be combined with digital sensors and optical sensors to determine more than a dozen parameters rapidly, including pH, ORP, turbidity, residual chlorine, dissolved oxygen, conductivity, TDS, salinity, temperature, suspended solids, sludge concentration, chlorophyll, blue-green algae, COD, ammonia nitrogen, chloride, nitrate and transparency. The portable design with a built-in lithium battery is suitable for rapid field water quality testing.

II. Applications

The portable instrument is widely used for water quality testing in surface water, municipal sewage discharge, industrial wastewater, wastewater treatment, emergency enforcement and aquaculture.

III. Applicable Standards

1. HJ 1147-2020 Water quality — Determination of pH — Electrode method

2. HJ 506-2009 Water quality — Determination of dissolved oxygen — Electrochemical probe method

3. GB/T 5750.4-2023 Standard examination methods for drinking water — Physical and chemical indicators — Determination of conductivity — 9.1 Electrode method

4. SL 94-1994 Determination of oxidation-reduction potential — Potentiometric method

5. HJ 1075-2019 Water quality — Determination of turbidity — Turbidimetric method

IV. Key Features

1. *The instrument uses a 10-inch true-colour touch screen with a clear display and simple operation.

2. *The instrument has 10 fixed electrode ports and can measure up to 10 parameters simultaneously.

3. It can measure pH, ORP, turbidity, residual chlorine, dissolved oxygen, conductivity, temperature, suspended solids, sludge concentration, chlorophyll, blue-green algae, COD, ammonia nitrogen, chloride and nitrate in water, displaying the results simultaneously.

4. All parameters use digital electrodes with fast response and high accuracy — no reagents and no pollution, fast and convenient.

5. *USB data output; OTA remote upgrade is supported once connected to the network.

6. The instrument has a built-in printing function and a high-capacity memory card that stores 50,000 data sets.

7. Built-in lithium battery supports more than 48 hours of operation; the battery level can be checked at any time.

8. *Supplied with a cloud data platform that receives measurement data for online storage and short- and long-term trend analysis.

9. GPS positioning; position information can be printed and stored, and BeiDou or other positioning can be customised.

10. *Over-limit alarm: the instrument automatically alarms when a result exceeds the preset upper or lower limit.

11. *Automatic data curves: the single-parameter data management screen shows the real-time trend of the water quality being measured.

12. *Instant readings or interval readings; timed storage allows interval reading and storage.

13. *An optional law-enforcement evidence module is available for on-site photographic evidence, and the images are attached to the report.

14. *Enable configuration: when many sensors are connected, individual electrode modules can be enabled or disabled freely.

V. Main Unit Specifications

Measurement itemsFreely selectable
Electrode ports10 (supports simultaneous measurement of 10 parameters)
Electrode typeHigh-precision fully digital electrodes
Screen size10-inch high-definition colour LCD touch screen
Dual power supplyBuilt-in lithium battery; adapter DC 12.6 V / 2 A
Electrode cable length5 m as standard, customisable
Data transmissionUSB / Wi-Fi
Battery capacity12.6 V / 4.8 Ah, standby time > 48 hours
Data printingBuilt-in thermal printer
PositioningGPS as standard; BeiDou or other positioning can be customised
Over-limit alarmLimits can be set; an alarm is given automatically when the value exceeds the upper or lower limit
Curve plottingReal-time trend of data indicators can be viewed
Remote upgradeOTA remote upgrade supported
Cloud platform transmissionWireless upload to the cloud platform supported
Networking4G (optional) and Wi-Fi supported
Evidence moduleFor on-site photographic evidence; images are attached to the report (optional)
Camera resolution1080 × 720 (720P HD) (optional)
Timed storageTimed storage of measurement data enables unattended operation
Data storage50,000 sets
Enable configurationCorresponding sensors can be enabled or disabled
Ambient temperature0–50 °C (non-freezing)
Ambient humidity≤ 85% RH (non-condensing)
Accessory caseDedicated waterproof engineering plastic case
Protection classMain unit IP67 / electrode IP68
DimensionsMain unit case: 430 × 345 × 188 mm; accessory case: 430 × 345 × 153 mm
Net weightMain unit case: approx. 3 kg; accessory case: approx. 3 kg

VI. Electrode Specifications

ModelParameterMeasuring rangePrincipleAccuracyResolution
HD-DJ3 · pHpH0–14 pHElectrochemical (salt bridge)±0.1 pH; ±0.1 °C0.01
HD-DJ8 · Dissolved oxygenDissolved oxygen0–20 mg/LFluorescence lifetime method±2%; ±0.3 °C0.01 mg/L
HD-DJ7 · ConductivityConductivity0–10,000 μS/cmContacting electrode method±1.5%; ±0.1 °C1 μS/cm
HD-DJ7H · High-range conductivityConductivity0–30,000 μS/cmContacting electrode method±1.5%; ±0.1 °C1 μS/cm
HD-DJ7H · TDSTDS0–10,000 ppmContacting electrode method±1.5%; ±0.1 °C1 ppm
HD-DJ7H · SalinitySalinity0–10,000 ppmContacting electrode method±1.5%; ±0.1 °C1 ppm
HD-DJ9 · TurbidityTurbidity0–1,000 NTUScattered-light method±1%; ±0.3 °C0.1 NTU
HD-DJ6 · ORPORP-1,500 to 1,500 mVElectrochemical (salt bridge)±6 mV1 mV
HD-DJ10 · Suspended solidsSuspended solids0–2,000 mg/LScattered-light method±5% (depends on sludge homogeneity)0.1 mg/L
HD-DJ5 · Ammonia nitrogenAmmonia nitrogen0–1,000 mg/LIon-selective electrode method10% of reading; ±0.5 °C0.01 mg
HD-DJ5 · pHpH0–14 pHElectrochemical (salt bridge)±0.1 pH; ±0.1 °C0.01
HD-DJ1S · CODCOD0–1,000 mg/LUV254 absorption method±5%; ±0.3 °C0.1 mg/L
HD-DJ1S · TurbidityTurbidity0–400 NTUScattered-light method±1%; ±0.3 °C0.1 NTU
HD-DJ11S · Sludge concentrationSludge concentration0–20.000 g/LScattered-light method±5% (depends on sludge homogeneity)0.001 g/L
HD-DJ15S · ChlorophyllChlorophyll0–400 μg/LFluorescence methodR² > 0.9990.01 μg/L
HD-DJ16S · Blue-green algaeBlue-green algae0–200.0 Kcells/mLFluorescence methodR² > 0.9990.1 Kcells/mL
HD-DJ17S · Oil in waterOil in water0–60 ppmFluorescence method0.1 ppm0.01 ppm
HD-DJ20 · TransparencyTransparency50–1,000 mmScattered-light method±5% (depends on sludge homogeneity)1 mm
HD-DJ21 · Water temperatureWater temperature-20 to 85 °CHigh-precision digital sensor±0.1 °C0.1 °C

Note: for other sensors, please consult the sales team.

The video is currently in production, please stay tuned......

Shandong Horde Electronic Technology Co., Ltd.

  • Phone:008619053605658

  • Email:salesmanager@hordeinstrument.com

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