天天射天天日天天干,男女搞的视频,亚洲 图片 二区,亚洲黄色美女

    <bdo id="cm3fk"><span id="cm3fk"></span></bdo>
      <rp id="cm3fk"></rp>
    1. <p id="cm3fk"><span id="cm3fk"></span></p>
      服務(wù)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(hù)服檢測儀器設(shè)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:983
      立即咨詢

      聯(lián)系電話:021-62968991

      詳細(xì)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(xì)地址:

      • 補(bǔ)充說明:

      • 驗證碼:

        請輸入計算結(jié)果(填寫阿拉伯?dāng)?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(shè)備有限公司【環(huán)境試驗箱|冷熱沖擊|高低溫試驗箱】版權(quán)所有   備案號:滬ICP備12004637號-3   技術(shù)支持:化工儀器網(wǎng)

      sitmap.xml   管理登陸

      TEL:18917106313

      掃碼加微信