功能概述：
1. 四端測量法.
2. 配置不同測量裝置測試不同類型材料之電阻率.
3. 液晶顯示，溫度補償功能.
4. 自動量程，自動測量電阻，電阻率，電導率數據.
5. PC軟件過程數據處理.
6. 標準電阻校準儀器.
7. 恒流源輸出.
8. 薄膜按鍵操作
9. 中文或英文兩種語言界面選擇.
適用范圍：
1. 適用于生產企業、高等院校、科研部門，實驗室.
2. 檢驗和分析導體材料質量的工具.
3. 參考人體工學操作規范.
規格及型號
規格型號models Specification | HTZ-300A1 | HTZ-300A2 | HTZ-300A3 | HTZ-300A4 |
電阻Resistance | 10-7～2×107Ω | 10-6～2×107Ω | 10-5～2×106Ω | 10-4～2×105Ω |
2.電阻率范圍Resistivity range | 10-8～2×108Ω-cm | 10-7～2×108Ω-cm | 10-6～2×107Ω-cm | 10-2～2×107Ω-cm |
3.電導率Conductivity | 5×10-8～108s/cm | 5×10-8～107s/cm | 5×10-7～106s/cm | 5×10-7～102s/cm |
4.測試電流范圍Test current range | 1μA，10μA，100µA，1mA，10mA，1000mA | 1μA，10μA，100µA，1mA，10mA | ||
5.測量電壓量程 Measuring voltage range | 測量電壓量程/ Measuring voltage range：2mV 20mV 200mV 2V 測量精度:±（0.1%讀數）/ Measuring accuracy±0.1% 分辨率/ Resolution： 0.1uV 1uV 10uV 100uV | |||
6.電流精度Current | ±0.1%讀數accuracy | ±0.2%讀數accuracy | ±0.2%讀數accuracy | ±0.3%讀數accuracy |
7.電阻精度Resistance | ≤0.3% accuracy | ≤0.3% accuracy | ≤0.3% accuracy | ≤0.5% accuracy |
8.顯示讀數Display | 液晶顯示：電阻值、電阻率、電導率值、溫度、單位自動換算、橫截面、高度、電流、電壓等 LCD: resistance. resistivity. conductivity. temperature. automatic unit conversion. cross section. height. current. voltage. etc. | |||
9.測試方式method | 四端測量法Four-terminal measurement method | |||
10.測量裝置（治具）Measuring device (fixture) | 選購Choose to buy 1.標準方體和圓柱體測量裝置Standard cube and cylinder measuring device：測試行程：L70mm*W：60mm 2.定制治具Fixture customized. | |||
11.工作電源Working power | AC 220V±10%.50Hz功 耗/ Power consumption：<30WH | |||
12. 主機外形尺寸 | 約330mm*350mm*120mm Overall dimensions | |||
13.凈重量weight | 約6kgNet weight | |||
14.標配外選購 Option to purchase | 1.標準校準電阻1-5個；2.PC軟件*套；3.電腦和打印機依據客戶要求配置；4.計量證書1份 1 standard calibration resistor 1-5pcs; 2.PC software a set; 3 Computer and printer are configured according to customer requirements; 4 Measurement certificate 1pcs | |||
