性XXX欧美老妇5060.70,99久久99久久免费精品小说,蜜臀AV无码精品人妻色欲,影音先锋男人AV橹橹色

服務熱線:021-62968991

產(chǎn)品展示/ Product display

您的位置:首頁  /  產(chǎn)品展示  /    /  口罩防護服檢測儀器設備  /  Recommended touch screen PFE tester package
Recommended touch screen PFE tester package

Recommended touch screen PFE tester package

  • 產(chǎn)品型號:
  • 廠商性質(zhì):生產(chǎn)廠家
  • 更新時間:2024-12-05
  • 訪  問  量:902
立即咨詢

聯(lián)系電話:021-62968991

詳細介紹

Recommended touch screen PFE tester package

PFE instrument for measuring the filtration efficiency of particles in the melt blown cloth of respirator

Technical proposal

Model:JH-BFE-1000

Application:

Applied to performance test of the bacterial filtration efficiency of surgical masks by the metrological verification department, scientific research institutes, mask manufacturers and other relevant departments. 

 Standards:

YY0469-2011 < Medical grade surgical face mask>  Fig. B.1 and Fig. B.2 in Appendix B

Features:

1. Negative pressure test system to ensure the safety of operators;

2. Built - in peristaltic pump in the negative pressure cabinet, A, B, four Andersen;

3. The peristaltic pump flow can be set;

4. The flow rate of night spray of special microorganism aerosol generator can be set;

5. Good atomize effect;

6. Embedded high-speed industrial microcomputer control;

7. 10.4 inch industrial high brightness color touch screen;

8. USB interface, support U disk data storage;

9. Cabinet built-in high brightness lights;

10. Front opening and closing glass door, convenient for experimenters to observe and operate;

 

Specifications:

 

Main Specifications

Parameter range

Resolution

Accuracy

A Sampling Flow

28.3L/min

0.1L/min

±2.5%

B Sampling Flow

28.3L/min

0.1L/min

±2.5%

Spray Flow

(8~10)L/min

0.1L/min

±2.5%

Peristatic Pump Flow

(0.006~3.0)ml/min

0.001ml/min

±2.5%

A Road Flow Meter

(-20~0)KPa

0.01KPa

±2.5%

B Road Flow Meter

(-20~0)KPa

0.01KPa

±2.5%

Pressure Before Spray Flowmeter

(0~300)KPa

0.1KPa

±2.5%

Environmental Temperature

(-40~99)℃

0.1℃

±2.5%

Negative Pressure In Aerosol Chamber

(-90~-120)Pa

0.1Pa

±2.0%

Negative Pressure Of Cabinet

-50~-200Pa

Data Storage Capacity

>100000 Groups

Vortex Mixer Test Tube Specification and Quantity

Φ16×150 mm test tubes, Eight

Characteristics of High Efficiency Air Filter

The filtration efficiency of particles above 0.3 um ≥99.99%

Median Mass Diameter Of Aerosol Generator

3.0± 0.3μm,Geometric standard deviation ≤1.5

Double Route 4 Andersen

Level I >7μm,Ⅱ4.7-7μm,

Level Ⅲ 3.3-4.7μm,Level Ⅳ 2.1-3.3μm,

Level Ⅴ 1.1-2.1μm,Level Ⅵ 0.6-1.1μm

Aerosol Chamber Size(L*D*T)

600*85*30mm

Total Particles of Positive Quality Control Sampler

2200±500cfu

Ventilation flow of negative pressure cabinet

≥5m3/min

Negative Cabinet Door Size(W*D)

1000×730mm

Mainframe Size(W*D*H)

1180×650×1300mm

Support Dimensions(W*D*H)

1180×650×600mm,Adjustable height within 10 cm

Instrument Noise

<65dB(A)

Weight

About 150kg

Power Supply

AC220V±10%,50Hz

Power Dissipation

<1500W

 

Refer to the picture, the material object shall prevail!

 

?

 

 after-sale service:
Shanghai Jianhu instrument and Equipment Co., Ltd. makes the following commitments and strictly abides by the after-sales service plan, including service content, form, time, response time to solve quality or operation problems, time to solve problems, quality assurance measures, etc
1. From the date of sale, our company guarantees all kinds of environmental testing machines for 12 months. The actual warranty period shall be subject to the contract. The warranty period of some instruments can be free of charge for 36 months.
2. Customers can choose to extend the warranty service beyond the warranty period of equipment standard, and increase a certain amount of extended premium can make the instrument long enjoy 5 years of free warranty. Remove 100% of after-sales worries.
3. During the warranty period, in case of equipment quality problems, our company is responsible for free maintenance and replacement of parts, without any cost to the customer, except for the damage caused by human factors and force majeure.
4. The service phone immediately responded, and Jiangsu, Zhejiang and Shanghai regions returned the solution within two hours, and the solution within 12 hours. Other remote areas in the field will report the solution within two hours and reply the solution within 48 hours.
5. The after-sales customer service department shall regularly sample the telephone return visits of regular customers to understand the use of customers and the operation of the machine.
6. If customers need, they can make an appointment with the technical engineer of Jianhu to provide on-site services (including machine maintenance, technical explanation, on-site guidance, etc.) from time to time every six months.
7. Our company's technical consultant answers the customer's questions about technology and standards and provides technical guidance at any time, and explains and analyzes the test methods of the equipment.
9. After the warranty period, the whole machine will be guaranteed for life, and the equipment will be provided with paid service. The maintenance cost is low, and the maintenance will be free after maintenance.
10. In order to solve the after-sales problems of the products more conveniently and quickly, our company has offices and maintenance points in Beijing, Tianjin, Northeast China, Dongguan, Wuhan, Shanghai, Xi'an, Nanjing, etc

 

 

 

 

 

 

 

 

 

  

 

 

 

 

 

留言詢價

留言框

  • 產(chǎn)品:

  • 您的單位:

  • 您的姓名:

  • 聯(lián)系電話:

  • 常用郵箱:

  • 省份:

  • 詳細地址:

  • 補充說明:

  • 驗證碼:

    請輸入計算結果(填寫阿拉伯數(shù)字),如:三加四=7

C

CODE
掃碼加微信
  • 聯(lián)系電話:18917106313

  • 聯(lián)系郵箱:44658997@qq.com

  • 公司地址:上海松江區(qū)新橋鎮(zhèn)泗磚南路255弄漕河涇開發(fā)區(qū)名企公館59棟2層至4層(廠址:上海金山區(qū)亭林工業(yè)園區(qū)亭誼路68號簡戶科技園近南亭公路)

Copyright © 2025 上海簡戶儀器設備有限公司【環(huán)境試驗箱|冷熱沖擊|高低溫試驗箱】版權所有   備案號:滬ICP備12004637號-3   技術支持:化工儀器網(wǎng)

sitmap.xml   管理登陸

TEL:18917106313

掃碼加微信
太喜欢被男人嘬奶头了| 欧美最猛黑人xxxx黑人猛交文| 床震吃奶摸下成人a片在线观看| 成视频年人黄网站免费视频| 国产女人乱子对白AV片| 中国明星xxxx性裸交| 最近中文字幕视频高清| 体验区试看120秒啪啪免费| 波多野结衣vs黑人巨大| 国产精品久久婷婷六月丁香| 在电梯伦流澡到高潮h男男 | 精品无码欧美一区二区三区不卡| 99精品无码一区二区毛片免费| 久久久久亚洲AV无码专区网站| 农村穷山沟女人乱弄视频 | 厨房解开奶罩吸奶头高潮小说| 欧美粗大猛烈18p| 精品欧美一区二区在线观看| 永久免费观看不收费的软件| 久久精品国产精品亚洲精品| 天美传媒剧国产剧情MV公司| 亚洲色婷婷一区二区三区| 人妻少妇精品视频一区二区三区| 国产无套白浆一区二区| 亚洲精品一区三区三区在线观看| 国产午夜鲁丝片AV无码免费| 欧美另类69xxxxx| 国产精品99久久久久久宅男| 老师好爽要尿了潮喷了视频高潮| 精品一区高潮喷吹在线播放| 久久97精品久久久久久久不卡| 丰满少妇被猛烈进AV毛片| 久99久无码精品视频免费播放| 国产精品三级在线观看无码| 亚洲 成人 综合 另类 图区| 亚洲精品亚洲人成人网| 国产精品 精品国内自产拍| 风雨送春归电视剧全集在线观看| 农村欧美丰满熟妇XXXX| 好大好硬快点受不了了| 久久久久精品免费a片喷水|