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Shandong Hanwen Instrument Co., Ltd

  • E-mail

    50354070@qq.com

  • Phone

    18866408868

  • Address

    17th Floor, Building A-3, Innovation Valley, Changqing District, Jinan City, Shandong Province

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Supply constant temperature and humidity weighing system

NegotiableUpdate on 01/17
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Overview

The semi-automatic constant temperature and humidity weighing system is equipped with an APQI industrial control computer and a dedicated workstation, which can automatically read balance data, record and generate tables, work continuously for 24 hours, and print with one click. Can pre weigh more than 96 47mm filter membranes at once.

Product Details

HW-8800Semi automatic constant temperature and humidity weighing systemexecutestandard

HJ836-2017 Determination of Low Concentration Particulate Matter in Fixed Source Exhaust Gas by Weight Method

GB/3095 Environmental Air Quality Standards

HJ 618 Determination of PM10 and PM2.5 in ambient air by weight method

HJ 656 Technical Specification for Manual Monitoring Method (Weight Method) of Environmental Air Particulate Matter (PM2.5)

JJG/1036 Verification Regulations for Electronic Balance

Instrument Introduction

HW8800 is a product independently developed and produced by Shandong Hanwen Instrument Co., LtdSemi automatic constant temperature and humidity weighing systemUsed for constant temperature and humidity balance and semi-automatic weighing of low concentration particulate matter sampling filters and filter heads in environmental laboratories. The system is equipped with a split design for easy relocation. Equipped with APQI industrial control computer and dedicated workstation, it can automatically read balance data, record and generate tables, work continuously for 24 hours without interruption, and print with one click. Can pre weigh more than 96 47mm filter membranes at once; >60 90mm filter membranes; 96 filter heads or 50 filter cartridges (expandable through multiple sample racks), can be equipped with a one hundred thousandth precision balance and five level shock resistance measures are taken for the balance. The ion blowing device is used to remove static electricity, and there are two glove operated entrances on the box. The entire weighing process is completed in a closed and clean environment, which can effectively prevent environmental dust pollution and ensure accurate and reliable weighing results.

HW-8800Equipment parameters

Size (mm)

Main parameters

Standard Configuration

Optional accessories

1500*720*1690

1. Scale shock resistance level: 5.0 level

1. 1 semi-automatic weighing system host

1. Imported 1/100000 scale

2. Temperature control range: 15 ℃ -40 ℃

2. 1 shockproof sheet metal table

2. Measurement Calibration Certificate

Accuracy deviation ≤ 0.1 ℃

3. One set of five level seismic protection system


3. Temperature fluctuation: ± 0.2 ℃

4. 1 set of industrial computer and software program


4. 24-hour repeatability<0.5%

5. 1 composite sample tower


5. Humidity control: 25% RH-70% RH

6. 1 composite sample holder


6. Humidity resolution: 0.1% RH

7. 1 external chiller


7. Humidity fluctuation: ± 2% RH

8. 1 set of dual ultrasonic humidification system


8. 24-hour repeatability<2%

9. 1 set of abnormal temperature and humidity alarm system


9. The work warehouse adopts an isolated island platform design

10. One shock-absorbing marble countertop with a balance


10. Static electricity removal methods: three types

11. Balance shock-absorbing quartz sand 2 packs


Grounding of the whole machine, ion blowing, and anti-static coating

12. 1 pair of fixed rubber gloves


11. Bottom structure: 6 Fuma wheels

13. 1 stainless steel balance table top


12. Air duct design: adopting upper and lower independent air ducts

14. Imported temperature and humidity sensing detector


13. Humidification system: using dual ultrasonic humidifiers

15. 1 set of ion blowing electrostatic cleaning device


14. Working environment 10-40 ℃

16. 1 laser printer


15. Power supply AC220V/50Hz

17. 1 Tianping data connection cable


16. External unit parameters:

18. 1 set of sound and light alarm system


Temperature control range: 0 ℃ -20 ℃, resolution: 0.1 ℃



Waterproof level: IP65



Work noise:<40 decibels



Flow rate: 110L/h



Pump head: 5M



technical advantage

1. Seismic performance of *

Adopting five level seismic measures, even when tapping the outer wall of the box during startup, the last digit of the one hundred thousandth scale will not jump randomly.

2. The application of "Tai Chi style"

Adopting a dual upper and lower air duct design, the two air ducts work in a cyclic manner, which can quickly maintain the temperature and humidity inside the box without affecting the balance.

3. High precision sensing detector

The temperature control accuracy is 25 ℃± 0.2 ℃, and the humidity control accuracy is 50% ± 2% R.H.

4. Exclusive Workstation

After weighing each sample, the balance data is automatically read, a record table is automatically generated, and one click printing is done;It can read the raw data of any historical node, ensuring that the data can be recorded and traced, making it easier to cope with flight inspections.

5. Rotary Sample Tower

Equipped with a rotary sample tower, it can simultaneously pre load the constant weight filter membrane, filter head, and filter cartridge, making it easier to access and occupying less space.

6. * Chiller

Independently developed * chiller, with a working noise of less than 30 decibels, can reach the set temperature within 15 minutes and achieve IP65 waterproof level.


HW-8800core configuration

One constant temperature and humidity host

One set of five level seismic protection system

1 set of industrial control computer and software workstation

1 laser printer

1 composite sample tower

1 composite sample holder

1 external chiller

1 set of specialized tools

Imported 1/100000 scale (optional)



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