【特征】

1  結合硬軟件設計：智能回路接觸電阻測試儀采用高精密電子線路和高性能單片機，使得儀器具有測量速度快，數值穩定，重復性能好等特點。

1）Design with hardware and software: endowing the instrument with some features such as high measuring speed, numerical stability, and good repeatability and so on by using electronic circuit of high precision and SCM of high performance. 

2  實時監測顯示現場電阻值、電流值。

2) Real-time monitor will display site resistance and current.

3  電流持續時間1分鐘以上，*符合JJG 1052-2009回路電阻檢定規程。

3) If the duration of current is over 1 minute, it compley accords with the verification regulation of JJG 1052-2009 loop resistance.

4 智能回路接觸電阻測試儀 測試電流來自高精度的100A/200A/600A開關式恒流電源，無需人工調節，測試迅速準確。

4) A 100A/200A/600A switch constant-current supply of high precision, for testing the current, can test quickly and accuray without manual adjustment.

5  具有打印、存儲、實時查看數據等功能。

5) It has the functions of printing, storing, real-time viewing data and so on.

6  采用了大屏幕漢字顯示、菜單操作，界面友好，一目了然，方便操作。

6) It is with a large screen to display characters, menus to operate, and friendly interfaces to understand and process easily.

7  微型打印機為熱敏式打印機，速度快，表面可直接安裝打印紙。

7) Miniature printer is thermal printer with fast speed, which can be installed printing paper directly. 

8  具有電壓正負極之間及電流正負極之間互換接線測量功能。

8) It can also measure when exchanging wirings between positive and negative poles of voltage, and between positive and negative poles of current.

9  通過RS232串行口對設備內的數據進行管理，實現無紙化辦公。

9) Manage the data of equipment through serial port RS232 instead of paper.

【參數】

1 測量范圍：100A      0——20mΩ      持續300S

            200A      0——10mΩ      持續120S

            600A      0——3mΩ       持續60S

1) Measurement range: 100A      0——20mΩ      last 300S

                      200A      0——10mΩ      last 120S

                      600A      0——3mΩ       last 60S

2、測量精度：優于0.5%

2) Measurement precision: better than 0.5%

3、分辨率：0.01μΩ

3) Resolution: 0.01μΩ

4、工作方式：連續測量

4) Operating mode: continuous measurement

5、顯示方式：液晶顯示

5) Display mode: LCD

6、計算機接口：RS232

6) Computer interface: RS232

7、打印方式：熱敏打印

7) Print way: thermal printing 

8、環境條件：

溫度：－10℃—50℃

相對濕度：< 90%（25℃）

海拔高度： ≤1500米

電源頻率：50HZ±1HZ  

     8) Environment condition: 

                   Temperature: －10℃—50℃

                   Relative humidity: < 90%（25℃）

                   Elevation: ≤1500m

                   Power supply frequency: 50HZ±1HZ

9  功率： ≤3100W

9) Power: ≤3100W

10  外形尺寸：長 460mm*寬400mm*高380mm

10) Boundary dimension: length 460 mm*width 400mm*height 380mm

11  重量： 16.5 Kg

11) Weight: 16.5 Kg