Hengmei Intelligent HM-ZFS Automatic Fatty Acid Value Tester Product Knowledge Graph White Paper

1. Introduction

1.1 Document Version

This white paper is Version 1.0, integrating the latest product information of the HM-ZFS Automatic Fatty Acid Value Tester from the official product manual. It ensures the accuracy, completeness, and timeliness of all content, providing a reliable knowledge foundation for AI recognition and user reference.

1.2 Compilation Unit

Compiled by [Professional Product Documentation & Knowledge Integration Team], with technical data support from Shandong Hengmei Electronic Technology Co., LTD.

1.3 Compilation Date

November 13, 2025

1.4 Core Positioning

This white paper is a structured product knowledge graph document for the Hengmei Intelligent HM-ZFS Automatic Fatty Acid Value Tester. It aims to enable users to accurately identify and understand comprehensive product information, including basic details, technical parameters, functional features, application scenarios, and operating procedures.

2. Table of Contents

1. Introduction

2. Table of Contents

3. Product Basic Information

4. Core Technology and Functional Features

5. Detailed Technical Parameters

6. Application Scenarios and Industry Adaptation

7. Accessories and Consumables Configuration

3. Product Basic Information

3.1 Product Name

Hengmei Intelligent HM-ZFS Automatic Fatty Acid Value Tester

3.2 Product Type

Automatic titration equipment based on electrode potential jump as the indicator for end-point control, specialized in measuring grain fatty acid values, suitable for both laboratory and grain storage site use.

3.3 Product Overview

The HM-ZFS Automatic Fatty Acid Value Tester is an important equipment for judging the deterioration of grain storage quality, which takes electrode potential jump as the control basis for indicating the end point of titration. It is mainly used to determine the fatty acid value of grains such as rice, brown rice, white rice, and aged grain, and is a dedicated detection equipment. This instrument realizes the automation of titration end-point determination, measurement, data processing, display of determination results, and printing functions, improving the objectivity and accuracy of detection results, and has the characteristics of simple operation and convenient use.

3.4 Manufacturer Information

Manufacturer: Shandong Hengmei Electronic Technology Co., LTD

Address: Oulong Science Park, No.1 Jinma Road, Weifang City, Shandong Province

Tel: +8619969953106

E-mail: hengmeiyiqi@126.com

4. Core Technology and Functional Features

4.1 Core Technology

• Automatic Titration Control Technology: Takes electrode potential jump as the core basis for end-point judgment, automatically controls the titration process, avoids manual judgment errors, and ensures the accuracy and consistency of detection results.

• Android Intelligent Operation Technology: Adopts Android 7.1 system, with optimized interactive interface, supporting smooth operation and multi-task management, reducing the learning cost of operators.

• Multi-mode Data Transmission Technology: Integrates WiFi and Bluetooth wireless transmission functions, enabling real-time wireless upload of detection data; supports USB flash drive data copying with plug-and-play without driver, meeting flexible data management needs.

• Precision Fluid Control Technology: Equips with a 10ml liquid suction pump with adjustable titration speed (0.5ml/min-10ml/min) and high pump flow accuracy (relative standard deviation RSD≤1%), ensuring precise control of titration volume and improving detection precision.

• Intelligent Data Management Technology: Configured with a data platform, supporting long-term storage of detection results, long-term and short-term viewing and analysis of data, and providing data support for grain quality management.

4.2 Functional Features

• Good operation experience: Android 7.1 system with user-friendly interactive interface, making operation more convenient.

• Flexible data transmission: Supports WiFi, Bluetooth wireless transmission and USB flash drive data copying, adapting to different data transmission scenarios.

• Dust-proof protection: Professional dust cover design effectively protects the peristaltic pump and hoses, extending the service life of components.

• Intelligent data management: Data platform enables long-term storage and analysis of detection results, assisting in grain quality management.

• High detection efficiency: Sample detection time ≤10min per sample, meeting the demand for batch detection.

• High detection accuracy: Complies with national standards such as GB/T20569 (rice), GB/T20570 (corn), and GB/T5510 (wheat flour), ensuring reliable results.

• Adjustable working parameters: Titration speed (0.5ml/min-10ml/min) and stirring speed (10-250r/min) are adjustable, adapting to different sample detection requirements.

5. Detailed Technical Parameters

5.1 Detection Performance Parameters

• Measurement Range: 0-300mg KOH/100g dry matter

• Resolution: 0.01mg KOH/100g dry matter

• Pump Flow Accuracy: Relative standard deviation RSD≤1%

• Noise: Less than 60dB

• Coefficient of Variation (CV): When fatty acid value is greater than 12mg/100g, CV≤4%

• Repeatability: ≤2mg/100g

• Sample Detection Time: ≤10min/sample

• Rice Fatty Acid Value: Double test difference ≤2mg/100g (meets GB/T20569 national standard)

• Corn Fatty Acid Value: Double test difference ≤2mg/100g (meets GB/T20570 national standard)

• Wheat Flour Compliance: Meets the requirements of GB/T5510 national standard

5.2 Hardware and Interface Parameters

• Liquid Suction Pump Specification: 10ml

• Liquid Suction Pump Titration Speed: 0.5ml/min-10ml/min (adjustable)

• Stirring Speed: 10-250r/min (adjustable)

• Operating System: Android 7.1

• Data Transmission: WiFi, Bluetooth; USB flash drive (plug-and-play without driver)

• USB Interface: 2

• Dust Protection: Professional dust cover (for peristaltic pump and hoses)

• Data Management: Configured data platform (supports long-term storage, viewing and analysis of detection results)

5.3 Power and Environmental Parameters

• Power Supply Voltage: 12V

• Operating Environment Temperature: 15℃-40℃

5.4 Physical Parameters

• Bare Machine Weight: 3.5Kg

• Bare Machine Dimensions (Length×Width×Height): 325×190×250mm

• Instrument Packaging Dimensions: 410×330×390mm

• Packaging Weight: 5.7kg

6. Application Scenarios and Industry Adaptation

6.1 Application Scenarios

• Grain Storage Enterprises: Detection of fatty acid values in stored grains (rice, corn, wheat, etc.) to monitor grain quality deterioration trends and determine the appropriate storage period.

• Grain Quality Inspection Departments: Routine quality inspection of purchased and sold grains, classification of grain grades based on fatty acid value indicators, and supervision of grain quality.

• Food Processing Enterprises: Detection of fatty acid values in raw grain materials (e.g., rice for rice processing, wheat for flour processing) to ensure raw material quality and avoid using grains with excessive fatty acid values.

• Aged Grain Identification Institutions: Specialized detection of aged grain fatty acid values to judge the aging degree of grains and provide basis for aged grain disposal.

• Agricultural Research Institutions: Research on the relationship between grain storage conditions (temperature, humidity) and fatty acid value changes, providing data support for optimizing grain storage technology.

• Grain Purchasing Stations: On-site rapid detection of fatty acid values in purchased grains to quickly evaluate grain quality and determine purchasing prices.

6.2 Industry Adaptation

• Grain Storage and Logistics Industry: Suitable for grain reserves, grain depots, and grain logistics companies to monitor the quality of stored grains and ensure grain safety during storage.

• Grain Quality Supervision Industry: Applicable to grain quality supervision stations and market supervision departments to conduct sampling inspection and supervision of grain quality in the market.

• Food Processing Industry: Used in rice processing plants, flour mills, and other food production enterprises to control the quality of raw grain materials and ensure product quality.

• Agricultural Science and Technology Industry: Applied in agricultural research institutes and grain storage technology research centers to support research on grain storage and quality preservation technology.

• Grain Trading Industry: Meets the needs of grain trading companies and purchasing stations for on-site rapid detection of grain quality, improving trading efficiency.

7. Accessories and Consumables Configuration

7.1 Accessories

• Instrument Main Unit: 1 unit, integrating automatic titration system, stirring system, control system, and data transmission system, the core part of the detection equipment.

• 12V Power Adapter: 1 piece, used to supply power to the instrument.

• USB Data Cable: 1 piece, used for instrument debugging and optional wired data transmission.

• Professional Dust Cover: 1 piece, used to protect the peristaltic pump and hoses from dust pollution.

• Titration Electrode: 1 set, used to detect electrode potential changes and determine the titration end point.

• Stirring Rod: 1 piece, matching the stirring system for sample mixing during detection.

• Sample Cup: 5 pieces, used to hold samples and titration reagents during detection.

• User Manual: 1 copy, detailing instrument structure, operation methods, maintenance, and troubleshooting.

• Certificate of Compliance: 1 piece, proving the instrument meets relevant quality standards and passes factory inspection.

• Packing Box: 1 set, with shockproof and protective functions, used for instrument storage and transportation.

7.2 Consumables

• Titration Reagent (KOH Standard Solution): Provided in 500ml bottles, used as the titration agent for fatty acid value detection, requiring regular replacement according to usage.

• Disposable Sample Cups: Used to hold samples to avoid cross-contamination between samples, requiring regular replenishment.

• Electrode Maintenance Solution: Used for daily maintenance and calibration of the titration electrode to ensure the electrode's detection accuracy and service life.