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      供應(yīng)日本理音 NL-28噪音儀

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      • 公司名稱上海樹(shù)信有限公司
      • 品       牌
      • 型       號(hào)NL-28
      • 所  在  地上海市
      • 廠商性質(zhì)代理商
      • 更新時(shí)間2022/2/11 8:00:52
      • 訪問(wèn)次數(shù)753
      產(chǎn)品標(biāo)簽:

      噪音儀

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       上海樹(shù)信儀器儀表有限公司是專業(yè)從事儀器儀表銷售、維修、技術(shù)支持、培訓(xùn)及售后服務(wù)的公司。銷售網(wǎng)絡(luò)遍布全國(guó)各地,用戶廣泛分布于石油、石化、化工、煤炭、冶金、電力、市政、消防、醫(yī)藥、電信等行業(yè)。

         
      公司自成立以來(lái),始終以“高素質(zhì)、高技術(shù)、高質(zhì)量”要求自己,將客戶需要放在*,堅(jiān)持“創(chuàng)新自我、爭(zhēng)當(dāng)*”的宗旨。得到了廣大用戶和生產(chǎn)廠家的*好評(píng),并被美國(guó)福祿克、安捷倫、美國(guó)雷泰、美國(guó)泰克、美國(guó)泛美、德國(guó)KK、英國(guó)牛津、德國(guó)EPK、德國(guó)菲希爾、德國(guó)德圖、日本共立、日本理音、日本新寶、日本京都、中國(guó)臺(tái)灣固緯、中國(guó)臺(tái)灣泰仕、德國(guó)賽多利斯、瑞士梅特勒、意大利哈納等*的跨國(guó)公司*為國(guó)內(nèi)一級(jí)代理或特約經(jīng)銷商。

          主要銷售的儀器有:*、涂層測(cè)厚儀、超聲波測(cè)厚儀、超聲波探傷儀、聲級(jí)計(jì)、測(cè)振儀、轉(zhuǎn)速表、測(cè)溫儀、激光測(cè)距儀、風(fēng)速儀、溫濕度儀、粗糙度儀、硬度計(jì)、測(cè)力計(jì)、兆歐表、萬(wàn)用表、鉗形表、示波器、數(shù)字示波器、信號(hào)源、電源、電導(dǎo)率儀、頻譜分析儀、密度比重計(jì)、功率分析儀等測(cè)試儀器。

         在服務(wù)上我們特設(shè)技術(shù)部、維修部,并高薪聘請(qǐng)經(jīng)驗(yàn)豐富的專家為技術(shù)指導(dǎo),作為公司發(fā)展的保證。為客戶提供*的產(chǎn)品和*的服務(wù),我們公司所銷售的儀器均可享受一年免費(fèi)保修,終身維護(hù),為用戶*消除后顧之憂。


         我們的目標(biāo):樹(shù)立品牌形象,增加企業(yè)信譽(yù),推廣一種企業(yè)文化理念及風(fēng)格,建立一種溝通渠道,了解市場(chǎng)需求,做好售后服務(wù),使公司業(yè)務(wù)不斷擴(kuò)大。

       
      紅外線測(cè)溫儀、涂層測(cè)厚儀、超聲波測(cè)厚儀、超聲波探傷儀、聲級(jí)計(jì)、測(cè)振儀、轉(zhuǎn)速表、測(cè)溫儀、激光測(cè)距儀、風(fēng)速儀、粗糙度儀
      NL-28聲級(jí)計(jì)是日本理音推出的聲級(jí)計(jì),NL-28是替代原來(lái)NA-27的新產(chǎn)品!
      Sound Level Meter and 1/3 octave band real-time analyzer NA-28

      Real Time Octaves (16 Hz to 16 kHz) or 1/3 octaves (12.5 Hz to 20 kHz)
      Real Time Simultaneous Octaves (16Hz to 8kHz) and 1/3 Octaves (12.
      供應(yīng)日本理音 NL-28噪音儀 產(chǎn)品信息
      1. Auto Stores 1000 data sets or 10 000 of 1 second 1/3 octaves to internal memory
      2. Manual Storage for 1 000 data sets internally or 100 000 data sets to 1 GB CF card
      3. Linearity 110 dB in Sound Level Meter Mode and 95 dB in Analyzer Mode
      4. 16 hours battery life with 4 Alkaline"C" Cells
      5. Main and Sub-Channel for simultaneous selection of 2 time or frequency weightings F(Fast), S(Slow), 10 ms Time Weightings plus Peak & Impulse on Sub-Channel
      6. Data transfer using CF card or USB (meter/CF card appearing as virtual disk)
      7. Measurement can be started by internal or external trigger
      8. Comparator output to trigger external devices
      9. AC and DC outputs of main and/or sub-channel
      10. Expandable functionality using programme cards
      11. IEC 61672-1:2002 Class 1,IEC 61260:1995 Class1,ANSI S1.4-1983 Type 1,ANSI S1.11-2004 Class 1

      Specification 

      Applicable specifications IEC 61672-1:2002 Class 1, IEC 61260:1995 Class 1, ANSI S1.4-1983 Type 1, ANSI S1.11-2004 Class 1
      Measurement functions With both a sound level meter mode and analyzer mode, it is capable of simultaneous main channel and sub-channel measurement in either mode. Time and frequency weighting are set separay for the main and sub-channels.
      Measurement modes Sound level meter mode: Measurement of all-pass values indicated in the measurement items below in the main or sub-channel, Measurement of either Lpeak or Ltm5 in the sub-channel
      Analyzer mode : Real-time octave and 1/3 octave band analysis and all-pass measurement in the main channel, Only all-pass measurement in the sub-channel
      Measurement items Simultaneous measurement of all items in the selected time weighting and frequency weighting characteristics
      Instantaneous sound pressure level Lp, Equivalent continuous sound pressure level Leq, Sound exposure level LE, Maximum sound pressure level Lmax, APMax and BandMax can be selected as maximum, Minimum sound pressure level Lmin, Maximum 5 time ratio sound level LN (1 to 99%, 1% Step), Calculation from Lp or Leq 1sec
      Measurement time 1 to 59 sec, 1 to 59 min, 1 to 24 hours
      Microphone and preamplifier Microphone UC-59, Preamplifier NH-23
      Measurement range A: 25-130dB, C: 33-130dB, Z: 38-130dB
      Frequency Range 10 Hz-20 kHz
      Time weighting Main:Fast, Slow, 10ms
      Sub:Fast, Slow, 10ms, Impulse
      Display Color semi-transparent TFT-LCD display with backlight (240 X 320 dots)
      Power requirement Four IEC R14P (size"C") batteries or external power supply
      Operating time
      Manganese batteries: R14PU, 6 hours
      Alkaline batteries: LR14, 16 hours (10 hours if backlight is continuously activated)
      Dimensions and weight 331 (H) X 89 (W) X 51 (D) mm , approx. 730 g (inclu
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