介電常數(shù)及介質(zhì)損耗測試儀GDAT-A
制造標(biāo)準(zhǔn):GB/T 1409
介電常數(shù)及介質(zhì)損耗測試儀用途 :
Uses:
該儀器可以用于科研機(jī)關(guān),學(xué)校,例如一些科研院所,大專院校或計(jì)量測試部門的實(shí)驗(yàn)室需要用介電常數(shù)測試儀對(duì)絕緣材料的介電常數(shù)進(jìn)行測試;同時(shí)也適用于工廠或單位,例如一些工廠對(duì)無機(jī)非金屬新材料性能的應(yīng)用進(jìn)行研究,另外在電力、電工、化工等領(lǐng)域,如:電廠、*實(shí)驗(yàn)所、變壓器廠、電容器廠、絕緣材料廠、煉油廠等單位對(duì)固體及液體絕緣材料的介質(zhì)損耗和相對(duì)介電常數(shù)ε的質(zhì)量檢測等等。
The instrument can be used in scientific research institutions, schools, such as some scientific research institutes, universities or Metrology Testing Department of laboratory tests on the dielectric constant of insulating materials with dielectric constant test; also applicable to factories or units, such as research and application of some new materials factory on the properties of inorganic non-metallic, in addition in electric power, electrical, chemical and other fields, such as power plants, electric power bureau, the transformer factory, capacitor factory, insulation material factory, oil refineries and other units of solid and liquid insulation dielectric loss and relative dielectric constant quality detection and so on.
Dielectric constant and dielectric loss tester Summary
概述:
介質(zhì)損耗和介電常數(shù)是各種電瓷、裝置瓷、電容器等陶瓷,還有復(fù)合材料等的一項(xiàng)重要的物理性質(zhì),通過測定介質(zhì)損耗角正切tanδ及介電常數(shù)(ε),可進(jìn)一步了解影響介質(zhì)損耗和介電常數(shù)的各種因素,為提高材料的性能提供依據(jù);儀器的基本原理是采用高頻諧振法,并提供了,通用、多用途、多量程的阻抗測試。它以單片計(jì)算機(jī)作為儀器的控制,測量核心采用了頻率數(shù)字鎖定,標(biāo)準(zhǔn)頻率測試點(diǎn)自動(dòng)設(shè)定,諧振點(diǎn)自動(dòng)搜索,Q值量程自動(dòng)轉(zhuǎn)換,數(shù)值顯示等新技術(shù),改進(jìn)了調(diào)諧回路,使得調(diào)諧測試回路的殘余電感減至zui低,并保留了原Q表中自動(dòng)穩(wěn)幅等技術(shù),使得新儀器在使用時(shí)更為方便,測量值更為精確。儀器能在較高的測試頻率條件下,測量高頻電感或諧振回路的Q值,電感器的電感量和分布電容量,電容器的電容量和損耗角正切值,電工材料的高頻介質(zhì)損耗,高頻回路有效并聯(lián)及串聯(lián)電阻,傳輸線的特性阻抗等。
The dielectric loss and dielectric constant is a variety of porcelain, porcelain, ceramic capacitors and other devices, and composite materials is one of the important physical properties, by measuring the dielectric loss tangent and dielectric constant of tan delta (epsilon), to further understand the various factors of the dielectric loss and dielectric constant, provide the basis for improve the performance of materials; the basic principle of the instrument is using high frequency resonance method, and provides a general and multi-purpose, impedance test, multi range. It uses single-chip computer as the core measurement instrument control, using the frequency locking, frequency standard test point automatic setting, automatic resonant point search, Q value range automatic conversion, numerical display and other new technology, improved the tuning circuit, the tuning circuit for testing the residual inductance is reduced to the minimum, and retains the original Q table in the automatic amplitude stabilizer technology, makes the new instrument in the use of more convenient, more precise measurements. The instrument can in high frequency test conditions, measurement of high frequency inductive or resonant circuit Q, inductance and distributed capacitance inductance, capacitance and loss tangent of dielectric loss, high frequency electrical materials, high frequency circuit in parallel and series resistance, the characteristic impedance of the transmission line.
技術(shù)指標(biāo):
1.Q值測量
a.Q值測量范圍:5~999。
b.Q值量程分檔:30、100、300、999、自動(dòng)換檔。
c.標(biāo)稱誤差
頻率范圍:25kHz~10MHz;
固有誤差:≤5%±滿度值的2%;工作誤差:≤7%±滿度值的2%;
頻率范圍:10MHz~50MHz;
固有誤差:≤7%±滿度值的2%;工作誤差:≤10%±滿度值的2%。
2.電感測量
a.測量范圍:0.1μH~1H。
b.分 檔:分七個(gè)量程。
0.1~1μH, 1~10μH, 10~100μH,
0.1~lmH, 1~10mH, 10~100mH, 100 mH~1H。
3.電容測量
a.測量范圍:1~460pF(460pF以上的電容測量見使用規(guī)則);
b.電容量調(diào)節(jié)范圍:
主調(diào)電容器:40~500pF;
準(zhǔn) 確 度:150pF以下±1.5pF;150pF以上±1%;
微調(diào)電容量:-3pF~0~+3pF;
準(zhǔn) 確 度:±0.2pF。
4.振蕩頻率
a.振蕩頻率范圍:25kHz~50MHz;
b.頻率分檔:
25~74kHz, 74~213kHz, 213-700kHz, 700kHz~1.95MHz,
1.95MHz~5.2MHz, 5.2MHz~17MHz, 17~50MHz。
c.頻率誤差:2×10±1個(gè)字。
5.Q合格指示預(yù)置功能,預(yù)置范圍:5~999。
6.儀器正常工作條件
a. 環(huán)境溫度:0℃~+40℃;
b.相對(duì)濕度:<80%;
c.電源:220V±22V,50Hz±2.5Hz。
7.試樣尺寸
圓片形:厚度2+0.5mm,直徑為Φ30~40mm(ε<12時(shí)),Φ25~35mm(ε=12~30時(shí)),Φ15~20mm(ε>30時(shí))
8.其他
a.消耗功率:約25W;
b.凈重:約7kg;
c. 外型尺寸:(l×b×h)mm:380×132×280。
標(biāo)準(zhǔn)配置:
高配Q表 一只
試驗(yàn)電極 一只 (c類)
電感 一套(9只)
電源線 一條
說明書 一份
合格證 一份
保修卡 一份
售后兩年,終身維修。提供包含%17的增值稅發(fā)票.