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MEWOI3000D+-0.01-1200Ω/20A 接地電阻勾錶,鉗型接地電阻儀,地阻儀,地電阻測量儀,勾式接地電阻測試儀
產品別稱:
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產品介紹
MEWOI3000D+鉗形接地電阻儀是我公司技術研發團隊對科技品質的卓越追求,通過不斷創新完善,對老款產品的徹底陞級。其效能主要體現在:突破開機長時間自檢等待,開機立即進入測試。突破繼電器自檢管道,採用先進的算灋及數位集成處理科技。突破老款產品笨重的問題,更加符合手持儀錶的特性。全新外觀設計,面板6鍵操作,效能直通。新增了聲光報警功能,“嘟--嘟--嘟--”報警聲。新增了干擾訊號識別訓示功能,“嘟--嘟--嘟--”聲提示。測量範圍電阻量程0.01Ω-1200Ω;電流量程0.00mA~20.0A。存儲數據99組,功耗更低,最大啟動、工作電流小於50mA。廣泛應用於電力、電信、氣象、油田、建築及工業電氣設備等的接地電阻量測、回路電阻量測。在量測有回路的接地系統時,不需斷開接地引下線,不需輔助接地極,安全快速。能量測出用傳統方法無法量測的接地故障,能應用於傳統方法無法量測的場合,因為ETCR系列鉗形接地電阻儀量測的是接地體電阻和接地引線電阻的綜合值。長鉗口特別適宜於扁鋼接地的場合。還能量測接地系統的洩漏電流和中性線電流。 |
主要特點
1. 實用型產品,質量更加可靠。 |
2.接地電阻測試技術的重大突破、非接觸式測量安全快速。 |
3.在測量有迴路的接地系統時,不需斷開接地引下線,不需輔助接地極,省時省力。 |
4.計量器具型式批准證書:CPA 2016E119-44。 |
5.鉗形接地電阻儀能測量出用傳統方法無法測量的接地故障,能應用於傳統方法無法測量的場合。聲光報警功能、數據存儲功能、數據保持功能。 |
主要功能
1,接地電阻、迴路電阻測量, |
2,鉗口尺寸:65mmx32mm |
3,量程:0.010Ω~1200Ω, 0-20A |
4,數據存儲:99組 |
5,報警臨界值設定:1~199Ω, |
6,報警功能:聲光報警 |
技術參數
接地電阻測試儀 選型表
點擊“藍色”型號鏈接到產品詳細參數
點擊
Technical Specification
Function | Ground resistance test, Loop resistance test |
Power Supply | 6VDC 4 PCS of AA Alkaline batteries |
Resistance Range | 0.01-1200Ω |
Resistance Resolution | 0.001Ω |
Highest Resistance Accuracy | ±1%±0.01Ω |
Current Range | 0.00mA-20.0A |
Current Resolution | 0.05mA |
Highest Current Accuracy | ±2.5%±1mA |
Data memory | 99 Sets |
Alarm Threshold Setting Range | Resistance: 1-199Ω |
Alarm Sound and Light | “Beep-beep-beep” alarm tone, Alarm Symbol Flashing, Press AL key to turn on, turn off Alarm or set Alarm Threshold. |
Interference Signal Recognition | “Beep-beep-beep” tone, NOISE symbol blinking |
Working Temperature and Humidity | -20℃-55℃;20%RH-90%RH(Please storge and Operate the instrument at its ranges) |
LCD Screen | 4 Digits LCD display, Screen L×W: 47mm×28.5mm |
Clamp Size | 65mm×32mm |
Clamp Opening Extent | 32mm |
Tester Weight | 1160g (With batteries) |
Clamp Dimension | L×W×T: 285mm×85mm×56mm |
Protection Level | Dual Insulation |
Structural Feature | Clamp CT |
Shifting | Automatic shifting |
External magnetic field | <40A/m |
External electrical field | <1V/m |
Single measurement time | 0.5 second |
Resistance measurement frequency | >1KHz |
Measured current frequency | 50/60Hz Automatic measurement |
Low Battery Indication | Low battery symbol displays when battery is lower then 5.3V |
Memory Full Indication | MEM symbol blinks when all 99 sets memory is full |
Over Range Indication | Out of range indication “OLΩ”, “L0.01” or “OL A” |
Auto Power-off | 5 minutes after Boot up |
Power Consumption | Max 50mA either in booting up or normally working, Continuously working for 30 hours |
RS232 Interface (Optional) | The data stored in the meter are uploaded to the computer through RS232 interface and data wire, Then generate report files |
Safety Provisions | IEC1010-1, IEC1010-2-032, Pollution level 2, CAT Ⅲ(150V) |
Accessories | Meter: 1 piece, Test ring: 1 Piece, Meter Suitcase: 1 Piece |
Meter: 1 piece, Test ring: 1 Piece, Meter Suitcase: 1 Piece