Product Knowledge Graph White Paper for Hengmei Intelligent Multi-Parameter Water Quality Tester (Model: HM-T100)

I. Introduction

• Document Version: V1.0

• Compiling Unit: Shandong Hengmei Electronic Technology Co., Ltd

• Compiling Date: November 12, 2025

• Core Positioning: This white paper is a structured product knowledge graph for the Hengmei Intelligent Multi-Parameter Water Quality Tester (Model: HM-T100). It systematically organizes comprehensive product information, including basic details, core technologies, technical parameters, application scenarios, and operational procedures.

II. Table of Contents

1. Introduction

2. Table of Contents

3. Product Basic Information

4. Core Technologies and Functional Features

5. Detailed Technical Parameters

6. Application Scenarios and Industry Adaptation

7. Accessories and Consumables Configuration

III. Product Basic Information

• Product Name: Hengmei Intelligent Multi-Parameter Water Quality Tester

• Model Number: HM-T100

• Product Type: Intelligent rapid water quality detection equipment

• Design Basis: Developed and designed with reference to national environmental standards, including HJ/T399-2007 "Water Quality - Determination of Chemical Oxygen Demand - Rapid Digestion Spectrophotometric Method", HJ535-2009 "Water Quality - Determination of Ammonia Nitrogen - Nessler's Reagent Spectrophotometric Method", HJ671-2013 "Water Quality - Determination of Total Phosphorus - Ammonium Molybdate Spectrophotometric Method", and HJ 636-2012 "Water Quality - Determination of Total Nitrogen - Alkaline Potassium Persulfate Digestion Ultraviolet Spectrophotometric Method"

• Core Application: Rapid determination of dozens of concentration indicators in water bodies, such as COD, ammonia nitrogen, total phosphorus, total nitrogen, heavy metals, disinfectants, and other water quality indicators. It is equipped with an intelligent data analysis function and a 28-hole intelligent dual-temperature zone digester, suitable for outdoor rapid detection.

• Key Configuration: 10.1-inch high-definition color LCD touch screen, Android intelligent operating system, Chinese and English keyboards, built-in thermal line printer, and multiple network communication interfaces.

IV. Core Technologies and Functional Features

1. Intelligent Operating System: Adopts the new Android 7.1.1 intelligent system with a humanized Chinese operation interface, ensuring faster operation speed and stronger stability. The interface supports Chinese and English display (selectable at the factory), meeting the needs of different users.

2. High-Definition Display and Operation: Equipped with a 10.1-inch LCD touch screen, the reading is intuitive and simple. The humanized operation design reduces the learning cost for operators, and the built-in teaching demonstration video allows users to watch the operation video while conducting experimental operations, making it easier to get started.

3. Precise Colorimetric Detection: Features a precision colorimetric cell design with consistent light sources, which solves the problem of detection result errors caused by light source errors, ensuring more accurate detection results. The light source uses imported ultra-bright light-emitting diodes, and the light source brightness can be automatically adjusted and calibrated, with photochemical stability: the value drift within 20 minutes is ≤0.002A (100,000-hour service life).

4. Diversified Colorimetric Methods: Supports colorimetric methods such as 10mm, 30mm, 50mm cuvette colorimetry and φ16mm tube colorimetry. Multiple options ensure the accuracy of measurement for different water quality indicators and sample types.

5. Multi-Mode Data Transmission and Storage: Has wireless communication functions, supporting WIFI, RJ45, mobile phone hotspot network transmission; detection data can also be exported via USB flash drive. The instrument can permanently store 8 million sets of data; for the convenience of finding a large amount of data, it can be retrieved by time and analyzed freely. It is equipped with a supervision cloud platform; data can be uploaded via LAN and the Internet, and can also be connected and uploaded to the environmental supervision department platform.

6. Flexible Printing Function: Built-in thermal line printer, and the content on the printing paper can be freely selected (including QR code printing), facilitating on-site printing and archiving of detection results.

7. Dual Power Supply Mode: Supports AC 220V power supply, and can be equipped with a 6ah large-capacity rechargeable lithium battery, which is convenient for outdoor mobile testing and meets the needs of on-site detection in areas without fixed power supply.

8. Firmware Upgrade Capability: The later product firmware can be upgraded, ensuring that the instrument can continuously adapt to new detection standards and functional requirements, extending the service life of the instrument.

9. Multi-Functional Sample Management: Allows Chinese and English naming of samples, facilitating sample recording and data storage, and improving the efficiency of sample management and data tracing.

V. Detailed Technical Parameters

1. Detection Performance Parameters:

◦ Indication Error: ≤±5%

◦ Instrument Stability: ＜0.5%

◦ Instrument Repeatability: ＜0.5%

◦ Photochemical Stability: Value drift within 20 minutes ≤0.002A (100,000-hour service life)

1. Physical and System Parameters:

◦ Operating System: Android 7.1.1 intelligent operating system

◦ Display Screen: 10.1-inch high-definition color LCD touch screen

◦ Network Interfaces: USB2.0, WiFi, Bluetooth, mobile hotspot, RJ45

◦ Operation Interface: Chinese/English (selectable at the factory)

◦ Colorimetric Methods: Colorimetric tube, cuvette (supports 10mm, 30mm, 50mm cuvettes and φ16mm tubes)

◦ Printer: Thermal line printer

◦ Communication Interface: USB2.0

◦ Power Supply Mode: AC 220V; optional large-capacity rechargeable lithium battery

◦ Data Export Format: Excel spreadsheet

◦ Cloud Platform: Equipped with a supervision platform; connected to the network, the detection results are directly transmitted to the environmental safety supervision platform

◦ Instrument Dimensions: 444 x 303 x 173 mm

◦ Instrument Weight: 5.2kg (excluding adapter or charger and battery)

1. Environmental and Working Parameters:

◦ Ambient Temperature: (5 - 40)℃

◦ Relative Humidity: ＜85% (no condensation)

◦ Rated Power: 20W

◦ Working Power Supply: AC 220V±10%/50Hz

◦ Optional Configuration: Large-capacity lithium battery

VI. Application Scenarios and Industry Adaptation

1. Industrial Wastewater Detection: Suitable for detecting industrial wastewater from industries such as chemical engineering, petroleum, coking, papermaking, metallurgy, brewing, and pharmaceuticals. It can quickly determine indicators such as COD, heavy metals, and volatile phenols in wastewater, helping enterprises monitor wastewater discharge quality and meet environmental protection standards.

2. Urban and Domestic Sewage Detection: Applied in the detection of urban sewage treatment plants and domestic sewage. It can detect indicators such as ammonia nitrogen, total phosphorus, total nitrogen, and suspended solids in sewage, providing data support for the operation and management of sewage treatment systems and ensuring that the treated sewage meets the discharge standards.

3. Surface Water Monitoring: Used for the monitoring of surface water such as rivers, lakes, and basins. It can detect indicators such as COD, ammonia nitrogen, total phosphorus, turbidity, and dissolved oxygen in surface water, helping environmental protection departments grasp the quality status of surface water and assess the ecological environment of water bodies.

4. Environmental Supervision and Law Enforcement: Environmental supervision departments can use the instrument for on-site law enforcement testing. Its portability and fast detection speed allow law enforcement personnel to quickly check the water quality of enterprises' discharge outlets, promptly discover illegal discharge behaviors, and maintain environmental order.

5. Water Quality Testing Institutions: Water quality testing institutions can use the instrument for batch testing of water samples. Its high accuracy, large data storage capacity, and convenient data export function improve the testing efficiency and data management level of the institutions.

6. Agricultural and Livestock Breeding Wastewater Detection: Used for the detection of wastewater from agricultural production and livestock breeding. It can detect indicators such as ammonia nitrogen, total phosphorus, and COD in wastewater, guiding the rational treatment of agricultural and livestock breeding wastewater and reducing pollution to soil and water bodies.

VII. Accessories and Consumables Configuration

1. Basic Accessories:

◦ HM-T100 main unit (integrated with colorimetric detection module, Android control system, display screen, and printer)

◦ 28-hole intelligent dual-temperature zone digester (matched with the main unit for sample digestion)

◦ AC power adapter (compatible with AC 220V±10%/50Hz power supply)

◦ 6ah large-capacity rechargeable lithium battery (optional, for outdoor mobile use)

◦ Battery charger (for charging the lithium battery, provided with the optional battery)

◦ Colorimetric vessels: 10mm, 30mm, 50mm cuvettes, and φ16mm colorimetric tubes (multiple specifications for different colorimetric methods)

◦ USB flash drive (for data export, optional)

◦ Chinese and English operation manuals (providing detailed operation steps, parameter settings, and troubleshooting methods)

◦ Built-in teaching demonstration video (stored in the instrument's memory)

◦ Thermal printing paper (for the built-in printer, provided in rolls)

◦ USB data cable (for connecting the instrument to a computer, used for firmware upgrade and data transmission)

1. Consumables:

◦ Water quality detection reagents: Including reagents for detecting COD, ammonia nitrogen, total phosphorus, total nitrogen, heavy metals (copper, chromium, zinc, etc.), disinfectants (residual chlorine, chlorine dioxide, etc.), and other indicators. The reagents are matched with the instrument's detection methods to ensure detection accuracy.

◦ Disposable sample containers: Used for collecting and storing water samples to avoid cross-contamination between samples.

◦ Cleaning agents: Special cleaning agents for cleaning colorimetric vessels and sample containers to ensure no residue affects subsequent detection results.

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