1.方块电阻范围sheet resistance

10-5�?×105Ω/■�/span>

10-6�?×105Ω/■�/span>

10-4�?×107Ω/■�/span>

2.电阻率范围resistivity range

10-6�?×106Ω-cm

10-7�?×106Ω-cm

10-5�?×108Ω-cm

3.测试电流范围test current range

0.1μA.μA.0μA�?00µA�?mA�?0mA�?00 mA

1A�?00mA�?0mA�?mA�?00uA�?0uA�?uA�?.1uA

10mA ---200pA

4.电流精度current accuracy

±0.1%读数

±0.1读数

±2%

5.电阻精度resistance accuracy

�?.3%

�?.3%

�?0%

PC软件界面

PC software interface

显示：电阻、电阻率、方阻、温度、单位换算、温度系数、电流、电压、探针形状、探针间距、厚� 、电导率

LCD: resistance.resistivity. sheet resistance. temperature.unit conversion. temperature coefficient. current. voltage. probe shape. probe spacing. thickness

7.测试方式test mode

双电测量Double electrical measurement

8.四探针仪工作电源working power

AC 220V±10%.50Hz <30W

9.误差errors

�?%（标准样片结� standard samples（�/span>

�?5%

温度(选购)Highest temperature

(choose and buy)

常温 Normal temperature -400℃；600℃；800℃；1000℃；1200℃；1400℃；1600ℂ�/span>

气氛保护（气体客户自备）

Atmosphere protection(Gas was provided by customers themselves)

常用气体如下：氦(He)、氖(Ne)、氩(Ar)、氪(Kr)、氙(Xe)、氡(Rn)，均为无色、无臭、气态的单原子分孏�/span>

The usual gases are: helium (He). neon (Ne). argon (Ar). krypton (Kr). xenon (Xe). and radon (Rn). all in colorless. odorless. gaseous monatomic molecules.

温度精度

Temperature precision

冲温� Blunt temperature values：≤1-3℃；控温精度 control precision：�?°C

升温速度９�/span>

rate of temperature increase

常温开�?00�?-800℃需�?5分钟�?00�?1200℃需�?0分钟�?400�?1600℃需�?50分钟�?00分钟

About 15 minutes at room temperature to 400�? 800 ℂ�800 � to 1200 � need 30 minutes;1400 � to 1600 � to 250 minutes. 300 minutes

高温材料

High temperature material

采用复合陶瓷纤维材料，具有真空成型，高温不掉粉的特征Adopt composite ceramic fiber material. have vacuum forming. high temperature not drop powder

PC软件

PC software

测试PC软件一套，USB通讯接口，软件界面同步显示、分析、保存和打印数据！One set Special test PC software. USB communication interface. software interface synchronization display. analysis. save and print data!

电极材料

Electrode materials

钨电极或钼电�

Tungsten electrode or molybdenum electrode

探针间距

The probe spacing

直线型探针，探针中心间距�?mm；样品要求大�?3mm直径Linear probe. probe center spacing: 4mm;Sample requirements are greater than 13mm diameter

标配外（选购）：

Except standard configuration (optional)

电脑和打印机1套；2.标准电阻1-5个；

1 . One set computer and printer 2.Standard resistance 1 to 5pcs

高温电源９�/span>

High temperature power

供电�?00-1200� 电源220V，功�?KW�?80V;1400�?1600℃电�?80V；功�?KW９�/span>

Power supply: 400-1200� power 220 v. 4 kw power;380 v;1400 � to 1600 � power supply380V ; power 9KW