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    山東大學(xué)教學(xué)儀器設(shè)備 濟(jì)南大學(xué) 山東建筑大學(xué) 齊魯工業(yè)大學(xué)科學(xué)器材 山東第一醫(yī)科大學(xué) 山東中醫(yī)藥大學(xué) 山東師范大學(xué) 山東財(cái)經(jīng)大學(xué) 山東體育學(xué)院 山東藝術(shù)學(xué)院 山東工藝美術(shù)學(xué)院 山東交通學(xué)院 山東女子學(xué)院 山東政法學(xué)院 齊魯師范學(xué)院 山東青年政治學(xué)院 山東管理學(xué)院 山東農(nóng)業(yè)工程學(xué)院 山東英才學(xué)院 山東現(xiàn)代學(xué)院 山東協(xié)和學(xué)院 山東工程職業(yè)技術(shù)大學(xué) 山東財(cái)經(jīng)大學(xué)燕山學(xué)院 齊魯理工學(xué)院高校實(shí)驗(yàn)室 山東商業(yè)職業(yè)技術(shù)學(xué)院 山東電力高等?茖W(xué)校 山東職業(yè)學(xué)院 山東勞動(dòng)職業(yè)技術(shù)學(xué)院實(shí)驗(yàn)室配置 萊蕪職業(yè)技術(shù)學(xué)院 濟(jì)南職業(yè)學(xué)院實(shí)驗(yàn)設(shè)備 濟(jì)南工程職業(yè)技術(shù)學(xué)院 山東電子職業(yè)技術(shù)學(xué)院教學(xué)專用 山東旅游職業(yè)學(xué)院 山東城市建設(shè)職業(yè)學(xué)院 山東傳媒職業(yè)學(xué)院 濟(jì)南幼兒師范高等專科學(xué)校 濟(jì)南護(hù)理職業(yè)學(xué)院 山東特殊教育職業(yè)學(xué)院課程教學(xué) 山東圣翰財(cái)貿(mào)職業(yè)學(xué)院 山東杏林科技職業(yè)學(xué)院 山東藝術(shù)設(shè)計(jì)職業(yè)學(xué)院
    當(dāng)前位置:首頁(yè) > 濟(jì)南儀器儀表 > 濟(jì)南環(huán)境檢測(cè)儀器 > 濟(jì)南壓力計(jì)
    壓差測(cè)量?jī)x
    型 號(hào):testo 312-4
    品 牌:德國(guó)德圖TESTO
    技術(shù)指標(biāo):測(cè)量范圍 0 ~ 200 hPa
    濟(jì)南壓差測(cè)量?jī)x-testo 312-4-德國(guó)德圖TESTO

    testo 312-4 - Differential pressure measuring instrument

    訂貨號(hào)  0632 0327

        Gas-tightness and serviceability test by pressure drop on gas pipes according to DVGW-TRGI 2008

        Load test on gas pipes according to DVGW-TRGI 2008 with the help of the high pressure probe

        Pressure tests on drinking water pipes with water using the high-pressure probe according to DIN 1988 (TRWI) as well as with air accoding to the ZVSHK information sheet

        Pressure test on waste water pipes according to DIN EN 1610

    You can carry out all the necessary tests on gas heating systems as well as water and gas pipes with the testo 312-4 electronic differential pressure measuring instrument. Preset measuring processes, for example for load and tightness tests as well as serviceability testing on gas pipes, provide you with ideal support for your work.



    產(chǎn)品描述

    A variety of directives describe the tests which have to be carried out before commissioning water and gas pipes. The testo 312-4 differential pressure measuring instrument offers measuring processes for load and tightness tests as well as serviceability tests on gas pipes using air. It also enables the checking of static gas and gas flow pressures, as well as the nozzle pressure setting on gas burners or boilers.

    These measurements are possible with the testo 312-4 differential pressure measuring instrument

    • Tightness and serviceability testing by pressure drop on gas pipes in accordance with DVGW TRGI 2008
    • Load testing on gas pipes in accordance with DVGW-TRGI 2008 using our high-pressure probe (can be ordered as an option)
    • Pressure testing on drinking water pipes using water and with the support of the optional high-pressure probe in accordance with DIN 1988 (TRWI) and using air in accordance with the ZVSHK information sheet
    • Pressure testing on waste water pipes using our high-pressure probe (can be ordered as an option)
    • Checking the gas pressure regulator by recording the readings over a defined period (max. 25,000 readings)
    • Checking the gas connection and gas flow pressure, as well as setting the nozzle pressure on gas burners and boilers

    Practical features of the differential pressure measuring instrument

    The testo 312-4 pressure measuring instrument offers a high level of operating convenience in order for you to carry out pressure measurement efficiently – for instance through preset measuring processes or the clear presentation of readings on the large display. The testo fast printer, which can be ordered as an extra, means you can produce measurement data printouts directly on site. The easyheat PC software is available to you as an option for data transfer and evaluation. Furthermore, probes which are also available for various measuring tasks can be attached to the differential pressure measuring instrument (e.g. high-pressure probe or thermocouple probe for temperature measurement).


    產(chǎn)品包含

    testo 312-4 differential pressure measuring instrument, including battery and calibration protocol.



    Type K (NiCr-Ni)


    測(cè)量范圍

    dependent on probe type used

    測(cè)量精度

    ±0.4 °C (-100 ~ +200 °C)*

    ±1 °C (其余量程)*

    分辨率

    0.01 °C

    差壓(內(nèi)置傳感器)

    測(cè)量范圍

    0 ~ 200 hPa

    測(cè)量精度

    ±0.03 hPa (0 ~ +3 hPa)

    ±1.5 %測(cè)量值 (+3.1 ~ +40 hPa)

    ±2 hPa 或 ±1 % 全量程 (41 ~ +200 hPa)

    分辨率

    0.01 hPa

    壓力測(cè)量(外置探頭)

    測(cè)量范圍

    0 ~ 25 bar

    測(cè)量精度

    ±0.6 % 全量程 (0 ~ 10 bar)

    ±0.6 % 全量程 (>10 ~ 25 bar)

    分辨率

    10 hPa

    技術(shù)參數(shù)

    重量

    600 g

    直徑

    219 x 68 x 50 mm

    紅外打印機(jī)

    紅外界面

    保修

    2年

    測(cè)量比例

    auto 1 s to 24 h; fast 0,04 s

    數(shù)據(jù)傳送

    RS 232

    PC軟件

    Easyheat

    內(nèi)存

    25,000 測(cè)量值

    ,壓差儀,
    同類產(chǎn)品
    地址:山東省青島市李滄區(qū)萬(wàn)年泉路237號(hào)中海國(guó)際廣場(chǎng)2507
    電話:0532-83812497 83821263
    傳真:0532-88786387 網(wǎng)址:m.zhongqili.com
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