符合標(biāo)準(zhǔn)： 
GB1410《固體電工絕緣材料絕緣電阻、體積電阻系數(shù)和表面電阻試驗(yàn)方法》 
ASTM D257《絕緣材料的直流電阻或電導(dǎo)試驗(yàn)方法》 
一、概述 
    本儀器既可測(cè)量高電阻，又可測(cè)微電流。采用了美國(guó)In公司的大規(guī)模集成電路,使儀器體積小、重量輕、準(zhǔn)確度高。以雙3.1/2 位數(shù)字直接顯示電阻的高阻計(jì)和電流。量限從1×104Ω ～1×1018 Ω，是目前國(guó)內(nèi)測(cè)量范圍zui寬，準(zhǔn)確度zui高的數(shù)字超高阻測(cè)量?jī)x。電流測(cè)量范圍為2×10-4 ～1×10-16Ａ。機(jī)內(nèi)測(cè)試電壓為10/50/100/250/500/1000V任意可調(diào)。本儀器具有精度高、顯示迅速、性好穩(wěn)定、讀數(shù)方便， 適用于防靜電產(chǎn)品如防靜電鞋、防靜電塑料橡膠制品、計(jì)算機(jī)房防靜電活動(dòng)地板等電阻值的檢驗(yàn)以及絕緣材料和電子電器產(chǎn)品的絕緣電阻測(cè)量。本儀器除能測(cè)電阻外，還能直接測(cè)量微弱電流。
三、技術(shù)指標(biāo) 
1、電阻測(cè)量范圍： 1×104Ω ～1×1018Ω。 
2、電流測(cè)量范圍為： 2×10-4A～1×10-16A 
3、雙表頭顯示： 3.1/2位LED顯示 
4、內(nèi)置測(cè)試電壓：10V、50V、100V、250、500、1000V 
5、基本準(zhǔn)確度：1% (*注) 
6、使用環(huán)境： 溫度：0℃～40℃，相對(duì)濕度<80% 
7、機(jī)內(nèi)測(cè)試電壓： 10/50/100/250/500/1000V 任意切換 
8、供電形式： AC 220V，50HZ，功耗約5W 
9、儀器尺寸： 285ｍｍ× 245ｍｍ× 120 mm 
10、質(zhì)量： 約2.5KG 
四、工作原理 
    根據(jù)歐姆定律，被測(cè)電阻Rx等于施加電壓V除以通過(guò)的電流I。傳統(tǒng)的高阻計(jì)的工作原理是測(cè)量電壓V固定，通過(guò)測(cè)量流過(guò)取樣電阻的電流I來(lái)得到電阻值。從歐姆定律可以看出，由于電流I是與電阻成反比，而不是成正比，所以電阻的顯示值是非線性的，即電阻無(wú)窮大時(shí)，電流為零，即表頭的零位處是∞，其附近的刻度非常密，分辨率很低。整個(gè)刻度是非線性的。又由于測(cè)量不同的電阻時(shí)，其電壓V也會(huì)有些變化，所以普通的高阻計(jì)是精度差、分辨率低。 
    本儀器是同時(shí)測(cè)出電阻兩端的電壓V和流過(guò)電阻的電流I，通過(guò)內(nèi)部的大規(guī)模集成電路完成電壓除以電流的計(jì)算，然后把所得到的結(jié)果經(jīng)過(guò)A/D轉(zhuǎn)換后以數(shù)字顯示出電阻值，即便是電阻兩端的電壓V和流過(guò)電阻的電流I是同時(shí)變化，其顯示的電阻值不象普通高阻計(jì)那樣因被測(cè)電壓V的變化或電流Ｉ的變化而變，所以，即使測(cè)量電壓、被測(cè)量電阻、電源電壓等發(fā)生變化對(duì)其結(jié)果影響不大，其測(cè)量精度很高()，從理論上講其誤差可以做到零，而實(shí)際誤差可以做到千分之幾或萬(wàn)分之幾。 
典型應(yīng)用 
1．測(cè)量防靜電鞋、導(dǎo)電鞋的電阻值 
2、測(cè)量防靜電材料的電阻及電阻率 
3、測(cè)量計(jì)算機(jī)房用活動(dòng)地板的系統(tǒng)電阻值 
4、測(cè)量絕緣材料電阻(率) 
5、光電二極管暗電流測(cè)量 
6、物理,光學(xué)和材料研究 
標(biāo)準(zhǔn)配置： 
1、測(cè)試儀器：1臺(tái) 
2、電源線：1條 
3、測(cè)量線：3根（屏蔽線、測(cè)試接線、接地線） 
4、使用說(shuō)明書：1份
六  使用方法 
6.1接好電源線 
確保電源為220VAC/50Hz 
6.2接通電源 
   將電流電阻量程置于 104 檔,電壓量程置于10V，然后開機(jī)。
6.3調(diào)零 
在“Rx"兩端開路的情況下,調(diào)零使電流表的顯示為0000 .注意：在“Rx"兩端不開路，如接在電阻箱或被測(cè)量物體上時(shí)調(diào)零后測(cè)量會(huì)產(chǎn)生很大的誤差。一般一次調(diào)零后在測(cè)試過(guò)程中不需再調(diào)零。 完畢后關(guān)機(jī)。
6.4連接線路 
    接好測(cè)試線，將測(cè)試線將主機(jī)與屏蔽箱連接好，測(cè)體積電阻時(shí)測(cè)試按鈕撥到Rv邊，測(cè)表面電阻時(shí)測(cè)試按鈕撥到Rs邊。然后開機(jī)。
6.5選擇合適的測(cè)量電壓 
★電壓選擇開關(guān)在后面板，注意，在測(cè)試過(guò)程中不要隨意改動(dòng)測(cè)量電壓，可能因電壓的過(guò)高或電流過(guò)大損壞被測(cè)試器件或測(cè)試儀器; 
6.6測(cè)試 
測(cè)量時(shí)從低檔位逐漸拔往高檔，每撥一次稍停留1～2秒以使觀察顯示數(shù)字， 當(dāng)被測(cè)電阻大于儀器測(cè)量量程時(shí)，電阻表顯示“1"，此時(shí)應(yīng)繼續(xù)將儀器撥到量程更高的位置，當(dāng)測(cè)量?jī)x器有顯示值時(shí)應(yīng)停下，當(dāng)前的數(shù)字乘以檔次即是被測(cè)電阻值。當(dāng)有顯示數(shù)字時(shí)不要再往更高次檔撥，否測(cè)儀器會(huì)過(guò)量程，機(jī)內(nèi)保護(hù)電路開始工作，儀器測(cè)量準(zhǔn)確度會(huì)下降。 
6.7 測(cè)試完畢將電阻電流量程拔至“104 "檔，電壓量程調(diào)至10V后關(guān)閉電源
★每測(cè)量一次均應(yīng)將量程開關(guān)撥回到104“調(diào)零"檔的量程位置以免開機(jī)或測(cè)量端短路時(shí)而損壞儀器。
6.8 測(cè)量電流及1015Ω以上超高電阻的測(cè)量應(yīng)用測(cè)量電流后用歐姆定律以電壓除以電流計(jì)算電阻的方法，詳見(jiàn)8.5節(jié)內(nèi)容。
6.9 體積電阻和表面電阻轉(zhuǎn)換
★在測(cè)試過(guò)程中，使用屏蔽箱在進(jìn)行體積電阻和表面電阻轉(zhuǎn)換時(shí)，必須把電源關(guān)閉后進(jìn)行檔位轉(zhuǎn)換，否則會(huì)導(dǎo)致電壓沖擊到主機(jī)無(wú)法顯示或損壞。

Meet the standard:

GB1410《固體電工絕緣材料絕緣電阻、體積電阻系數(shù)和表面電阻試驗(yàn)方法》

GB1410 "solid electrical insulation materials insulation resistance, volume resistivity and surface resistivity test method"

ASTM D257《絕緣材料的直流電阻或電導(dǎo)試驗(yàn)方法》

DC resistance or conductance of insulating materials test method "ASTM D257"

一、概述

One, overview

本儀器既可測(cè)量高電阻，又可測(cè)微電流。采用了美國(guó)In公司的大規(guī)模集成電路,使儀器體積小、重量輕、準(zhǔn)確度高。以雙3.1/2 位數(shù)字直接顯示電阻的高阻計(jì)和電流。量限從1×104Ω ～1×1018 Ω，是目前國(guó)內(nèi)測(cè)量范圍zui寬，準(zhǔn)確度zui高的數(shù)字超高阻測(cè)量?jī)x。電流測(cè)量范圍為2×10-4 ～1×10-16Ａ。機(jī)內(nèi)測(cè)試電壓為10/50/100/250/500/1000V任意可調(diào)。本儀器具有精度高、顯示迅速、性好穩(wěn)定、讀數(shù)方便， 適用于防靜電產(chǎn)品如防靜電鞋、防靜電塑料橡膠制品、計(jì)算機(jī)房防靜電活動(dòng)地板等電阻值的檢驗(yàn)以及絕緣材料和電子電器產(chǎn)品的絕緣電阻測(cè)量。本儀器除能測(cè)電阻外，還能直接測(cè)量微弱電流。

This instrument can measure high resistance, but also can measure current. Use of large scale integrated circuit America In company, make the instrument has the advantages of small volume, light weight, high accuracy. High resistance meter and current resistors directly to double 3.1/2 digital display. Range from 1 × 104 Ω to 1 × 1018 Ω, is currently the most wide measuring range, accuracy the highest high resistance measuring instrument. Current measuring range is 2 × 10-4 ～ 1 × 10-16A. The built-in test voltage of 10/50/100/250/500/1000V adjustable. The instrument has high precision, good stability, shows a rapid, convenient reading, suitable for measuring insulation resistance in anti-static products such as anti-static shoes, anti-static plastic and rubber products, computer room anti electrostatic floor activities such as inspection resistance and insulation materials and electronic products. This instrument can measure resistance, and can directly measure weak current.

三、技術(shù)指標(biāo)

Three, technical indicators

1、電阻測(cè)量范圍： 1×104Ω ～1×1018Ω。

1, resistance measurement range: 1 × 104 ~ 1 × 1018 Ω.

2、電流測(cè)量范圍為： 2×10-4A～1×10-16A

2, the current measurement range: 2 × 10-4A ～ 1 × 10-16A

3、雙表頭顯示： 3.1/2位LED顯示

3, double headers: 3.1/2 LED display

4、內(nèi)置測(cè)試電壓：10V、50V、100V、250、500、1000V

4, the built-in test voltage: 10V, 50V, 100V, 250, 500, 1000V

5、基本準(zhǔn)確度：1% (*注)

5, basic accuracy: 1% (note)

6、使用環(huán)境： 溫度：0℃～40℃，相對(duì)濕度<80%

6, the use of the environment: temperature: 0 ℃ ~ 40 ℃, relative humidity <80%

7、機(jī)內(nèi)測(cè)試電壓： 10/50/100/250/500/1000V 任意切換

7, the built-in test voltage: 10/50/100/250/500/1000V arbitrary switching

8、供電形式： AC 220V，50HZ，功耗約5W

8, the power supply form: AC 220V, 50HZ, power consumption is about 5W

9、儀器尺寸： 285ｍｍ× 245ｍｍ× 120 mm

9, the instrument size: 285mm x 245mm x 120 mm

10、質(zhì)量： 約2.5KG

10, quality: about 2.5KG

四、工作原理

Four, work principle

根據(jù)歐姆定律，被測(cè)電阻Rx等于施加電壓V除以通過(guò)的電流I。傳統(tǒng)的高阻計(jì)的工作原理是測(cè)量電壓V固定，通過(guò)測(cè)量流過(guò)取樣電阻的電流I來(lái)得到電阻值。從歐姆定律可以看出，由于電流I是與電阻成反比，而不是成正比，所以電阻的顯示值是非線性的，即電阻無(wú)窮大時(shí)，電流為零，即表頭的零位處是∞，其附近的刻度非常密，分辨率很低。整個(gè)刻度是非線性的。又由于測(cè)量不同的電阻時(shí)，其電壓V也會(huì)有些變化，所以普通的高阻計(jì)是精度差、分辨率低。

According to Ohm's law, the measured resistance Rx is equal to the applied voltage divided by current V by I. The working principle of high resistance meter is the traditional measure voltage V fixed, by measuring the current flows through the sampling resistor I to get the resistance value. From Ohm's law can be seen, the current I is inversely proportional to the resistance, not proportional, so is nonlinear resistive display value, namely the infinite resistance, current is zero, i.e. zero at the header is ∞, graduated in the vicinity of the very tight, very low resolution. The scale is nonlinear. Because the resistance measurement is different, its voltage V there will be some changes, so the high resistance of ordinary meter is poor accuracy, low resolution.

本儀器是同時(shí)測(cè)出電阻兩端的電壓V和流過(guò)電阻的電流I，通過(guò)內(nèi)部的大規(guī)模集成電路完成電壓除以電流的計(jì)算，然后把所得到的結(jié)果經(jīng)過(guò)A/D轉(zhuǎn)換后以數(shù)字顯示出電阻值，即便是電阻兩端的電壓V和流過(guò)電阻的電流I是同時(shí)變化，其顯示的電阻值不象普通高阻計(jì)那樣因被測(cè)電壓V的變化或電流Ｉ的變化而變，所以，即使測(cè)量電壓、被測(cè)量電阻、電源電壓等發(fā)生變化對(duì)其結(jié)果影響不大，其測(cè)量精度很高()，從理論上講其誤差可以做到零，而實(shí)際誤差可以做到千分之幾或萬(wàn)分之幾。

This instrument is current and voltage V and flow resistance at the same time measuring resistor I, the large scale integrated circuit internal to complete the calculation of voltage divided by current, and then the obtained results after A/D conversion to digital display resistance value, even if is current and voltage of V and flow resistance at both ends of the I is changed at the same time, the displayed value resistance do not like ordinary high resistance meter that due to changes in the measured voltage or current change of V I and change, so, even if the measurement of voltage, resistance, power supply voltage is measured and the change had little effect on the results, the measuring accuracy is very high (patent), theoretically the error can do zero, while the actual error can be done a few thousandths or very few.

典型應(yīng)用

Typical applications

1．測(cè)量防靜電鞋、導(dǎo)電鞋的電阻值

Resistance of 1 measurements of anti-static shoes, conductive shoes value

2、測(cè)量防靜電材料的電阻及電阻率

2, the measurement of anti resistance and resistivity electrostatic materials

3、測(cè)量計(jì)算機(jī)房用活動(dòng)地板的系統(tǒng)電阻值

3, the measurement used in computer room floor system resistance value

4、測(cè)量絕緣材料電阻(率)

Insulation resistance 4, measurement (rate)

5、光電二極管暗電流測(cè)量

5, photoelectric diode dark current measurement

6、物理,光學(xué)和材料研究

6, physical, optical and material research

標(biāo)準(zhǔn)配置：

Standard configuration:

1、測(cè)試儀器：1臺(tái)

1, test equipment: 1 sets

2、電源線：1條

2, power line: 1

3、測(cè)量線：3根（屏蔽線、測(cè)試接線、接地線）

3, the measuring line: 3 (shielding line, test line, ground wire)

4、使用說(shuō)明書：1份

4, use instructions: 1

六 使用方法

Six using the method

6.1接好電源線

6.1 connect the power line

確保電源為220VAC/50Hz

Ensure that the power supply is 220VAC/50Hz

6.2接通電源

6.2 connect the power supply

將電流電阻量程置于 104 檔,電壓量程置于10V，然后開機(jī)。

The current resistance range in 104 gear, voltage range on the 10V, and then boot.

6.3調(diào)零

6.3 zero

在“Rx"兩端開路的情況下,調(diào)零使電流表的顯示為0000 .注意：在“Rx"兩端不開路，如接在電阻箱或被測(cè)量物體上時(shí)調(diào)零后測(cè)量會(huì)產(chǎn)生很大的誤差。一般一次調(diào)零后在測(cè)試過(guò)程中不需再調(diào)零。 完畢后關(guān)機(jī)。

In the "Rx" both ends open circuit case, zero to display the current meter is 0 note: do not open the "Rx" ends, such as the resistance box or the object being measured at zero measurement will produce great error. A general tone in the testing process need not be zero zero. After shutdown.

6.4連接線路

6.4 connecting line

接好測(cè)試線，將測(cè)試線將主機(jī)與屏蔽箱連接好，測(cè)體積電阻時(shí)測(cè)試按鈕撥到Rv邊，測(cè)表面電阻時(shí)測(cè)試按鈕撥到Rs邊。然后開機(jī)。

Connect the test line, test line will host and shielding box is connected well, the test button to dial Rv boundary to measure the volume resistance, surface resistance test button to dial Rs. And then boot.

6.5選擇合適的測(cè)量電壓

6.5 select the appropriate measuring voltage

★電壓選擇開關(guān)在后面板，注意，在測(cè)試過(guò)程中不要隨意改動(dòng)測(cè)量電壓，可能因電壓的過(guò)高或電流過(guò)大損壞被測(cè)試器件或測(cè)試儀器;

★ voltage selection switch on the rear panel, pay attention to, in the process of testing do not arbitrarily change the measured voltage, probably due to voltage is too high or too large current and damage to the device or instrument test;

6.6測(cè)試

The 6.6 test

測(cè)量時(shí)從低檔位逐漸拔往高檔，每撥一次稍停留1～2秒以使觀察顯示數(shù)字， 當(dāng)被測(cè)電阻大于儀器測(cè)量量程時(shí)，電阻表顯示“1"，此時(shí)應(yīng)繼續(xù)將儀器撥到量程更高的位置，當(dāng)測(cè)量?jī)x器有顯示值時(shí)應(yīng)停下，當(dāng)前的數(shù)字乘以檔次即是被測(cè)電阻值。當(dāng)有顯示數(shù)字時(shí)不要再往更高次檔撥，否測(cè)儀器會(huì)過(guò)量程，機(jī)內(nèi)保護(hù)電路開始工作，儀器測(cè)量準(zhǔn)確度會(huì)下降。

When measured from low-grade to high-grade gradually pulled out, each dial again slightly for 1 ~ 2 seconds to make the observation of figures, when the measured resistance is greater than the measurement range, resistance meter shows "1", this time should continue to take the instrument dial range higher position, when the measurement instrument display value. Stop, the current digital grade is multiplied by the measured resistance value. When the display numbers don't go higher gear shifting, no measuring instruments will over range, machine protection circuit starts to work, the instrument measuring accuracy will decline.

6.7 測(cè)試完畢將電阻電流量程拔至“104 "檔，電壓量程調(diào)至10V后關(guān)閉電源

6.7 testing resistance current range pull to "104", the voltage range to 10V after power off

★每測(cè)量一次均應(yīng)將量程開關(guān)撥回到104“調(diào)零"檔的量程位置以免開機(jī)或測(cè)量端短路時(shí)而損壞儀器。

★ each measuring a shall range switch back to 104 "range position zero" file so as not to boot or measurement of short circuit and damage the instrument.

6.8 測(cè)量電流及1015Ω以上超高電阻的測(cè)量應(yīng)用測(cè)量電流后用歐姆定律以電壓除以電流計(jì)算電阻的方法，詳見(jiàn)8.5節(jié)內(nèi)容。

Methods 6.8 measuring current and 1015 ohm measurement application of measuring current high resistance using Ohm's law to the voltage divided by the current calculation of resistance, see the 8.5 section.

6.9 體積電阻和表面電阻轉(zhuǎn)換

6.9 the volume resistance and surface resistance conversion

★在測(cè)試過(guò)程中，

★ during testing,