{"product_id":"duoyi-4100b-digital-ground-resistance-test-lightning-protection-detection-measuring-instrument-rocker-ground-resistance-tester","title":"DUOYI 4100B Digital Ground Resistance Test Lightning Protection Detection Measuring Instrument Rocker Ground Resistance Tester","description":"\u003ch1\u003eSPECIFICATIONS\u003c\/h1\u003e\u003cp\u003e\u003cspan\u003eBrand Name\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNONE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eCertification\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eCE\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eElectronic\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNo\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eExternal Testing Certification\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003ece\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eHigh-concerned chemical\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003enone\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eIs Batteries Included\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eno\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eItem\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eDigital Earth Ground Resistance\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eItem Weight\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003e2.3\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eModal\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eDY4100B\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eOrigin\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eMainland China\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eUse\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNot Telecommunication\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eWireless Function\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNo\u003c\/span\u003e\u003c\/p\u003e\u003cp\u003e\u003cspan\u003eWireless Support\u003c\/span\u003e: \u003cspan style=\"color:#333\"\u003eNo\u003c\/span\u003e\u003c\/p\u003e\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cimg class=\"detail-desc-decorate-image\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S0c6f9d145ba34c9d86f1d06bb08c51958.jpg\" slate-data-type=\"image\"\u003e\u003cimg class=\"detail-desc-decorate-image\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S88ac191aea664b66a99b34ddfcf02324e.jpg\" slate-data-type=\"image\"\u003e\u003cimg class=\"detail-desc-decorate-image\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S22d5e1f7d7774a5bbab5a8c6fc0be8f6A.jpg\" slate-data-type=\"image\"\u003e\u003cimg class=\"detail-desc-decorate-image\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sd9b9f37e376b45afab856e584a9a50b9x.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003eBasic Product Feature ：\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-content\"\u003e1. Measuring range of earth resistance: 0-2000Ω. 0\/20\/200\/2000 ohm ±(2%+3)with 0.01 ohm.\u003cbr\u003e\u003cbr\u003e2. Measuring range of earth voltage: 0-30V(3%+5).\u003cbr\u003e\u003cbr\u003e3.LED green light indicates normal operating mode.\u003cbr\u003e\u003cbr\u003e4.31\/2 digit LCD display for more direct and convenient reading.\u003cbr\u003e\u003cbr\u003e5. Low Battery Warning:\u003cbr\u003e\u003cbr\u003eon LCD indicates deficiency of 12V battery.\u003cbr\u003e\u003cbr\u003eLED red lighting off indicates deficiency of 1.5V battery.\u003cbr\u003e\u003cbr\u003e6. Fast Response:measure earth resistance, about 5 seconds. Measure earth voltage, about 2 seconds.\u003cbr\u003e\u003cbr\u003e7.Withstand voltage: AC 500V, 1 minute between circuit and outer casing.\u003cbr\u003e\u003cbr\u003e8. Overload protection:\u003cbr\u003e\u003cbr\u003eon earth voltage, can withstand 300V AC 1 minute.\u003cbr\u003e\u003cbr\u003eon earth resistance, can withstand 200V AC 10 seconds.\u003cbr\u003e\u003cbr\u003e9. Power supply,six 1.5V AA batteries ,one 12V battery 23A(not include).\u003cbr\u003e\u003cbr\u003e10.Data Hold: yes.\u003cbr\u003e\u003cbr\u003e11.Working LED Indicator: yes.\u003cbr\u003e\u003cbr\u003e12.Function Symbol Display: yes.\u003cbr\u003e\u003cbr\u003e13.Low Battery Warning: yes.\u003cbr\u003e\u003cbr\u003e14.Product Size: 150×100×70mm.\u003cbr\u003e\u003cbr\u003e15.Weight: about 680g NOT including battery.\u003cbr\u003e\u003cbr\u003e16.Working environment:\u003cbr\u003e\u003cbr\u003eWorking temperature: 0°C-40°C relative humidity \u0026lt; 80%\u003cbr\u003e\u003cbr\u003eStorage temperature: - 10°C-50°C relative humidity \u0026lt; 85%\u003cbr\u003e\u003cbr\u003eEnsured accurate temperature: 23°C±5°C\u003cbr\u003e\u003cbr\u003eRelative humidity \u0026lt; 80%\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003eOverload protection\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-content\"\u003eDouble protection Safety professional Measurement assured.\u003cbr\u003e\u003cbr\u003eVoltage range: can withstand 300V AC ( 1 minute ).\u003cbr\u003e\u003cbr\u003eResistance range : can withstand 200V AC ( 10 seconds ).\u003cbr\u003e\u003cbr\u003eThird gear position measurement\u003cbr\u003e\u003cbr\u003eMeet a variety of different occasions.\u003cbr\u003e\u003cbr\u003eMake measurements smarter and more convenient.\u003cbr\u003e\u003cbr\u003eHD large screen display\u003cbr\u003e\u003cbr\u003eClear writing , easy to read , save time and effort , easy to measure.\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cimg class=\"detail-desc-decorate-image\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S8fbc58ec19cc411dbc37deb20757ca67V.jpg\" slate-data-type=\"image\"\u003e\u003cimg class=\"detail-desc-decorate-image\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S05173f5b7e2d4aefb3deb932260a0645f.jpg\" slate-data-type=\"image\"\u003e\u003cimg class=\"detail-desc-decorate-image\" src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S59c7c57be8254ae2b44d4d7eb57aca23P.jpg\" slate-data-type=\"image\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_text-image\"\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003eEarth resistance measurement\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-content\"\u003eAccurate measurement (with the equipped test leads) to puncture the P and C grounding pins to the depth of the ground. They are arranged in a straight line with the grounding equipment and are spaced 5 to 10 meters apart. (Note: Make sure the grounding pins are inserted in the wet soil. If the soil of the grounding nail is dry, it is necessary to add water or stone or the sand to be wet and test)\u003cbr\u003e\u003cbr\u003eGrounding resistance test requirements:\u003cbr\u003e\u003cbr\u003ea. AC working ground, the grounding resistance should not exceed 4Ω,\u003cbr\u003e\u003cbr\u003eb, safe working ground, the grounding resistance should not be greater than 4Ω,\u003cbr\u003e\u003cbr\u003ec. DC working grounding, grounding resistance should be determined according to the specific requirements of the computer system;\u003cbr\u003e\u003cbr\u003ed, the grounding resistance of the lightning protection ground should not exceed 100Ω;\u003cbr\u003e\u003cbr\u003ee. For jointed grounding of shielded systems, the grounding resistance should not be greater than 10 Ω.\u003cbr\u003e\u003cbr\u003eGround voltage measurement\u003cbr\u003e\u003cbr\u003ePlease turn the dial switch to the grounding voltage \"EV\" file and connect the test line according to the grounding voltage test chart. The ground voltage will be automatically displayed. Please make sure that the ground voltage is ≤10V. If the local voltage is \u0026gt;10V, the grounding resistance measurement value may cause an error. At this point, the relevant electrical equipment can be powered off to reduce the ground voltage before measuring.\u003c\/p\u003e\n\u003c\/div\u003e\u003cdiv class=\"detailmodule_text\"\u003e\n\u003cp style=\"font-family:OpenSans;font-size:20px;font-weight:900;line-height:28px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-title\"\u003eDETAIL DISPLAY\u003c\/p\u003e\n\u003cp style=\"font-family:OpenSans;font-size:14px;font-weight:300;line-height:20px;white-space:pre-wrap;color:rgb(0, 0, 0);margin-bottom:12px\" class=\"detail-desc-decorate-content\"\u003eAccessories：\u003cbr\u003e\u003cbr\u003e1. Auxiliary earth bar*2.\u003cbr\u003e\u003cbr\u003e2. Testing wire (red 1 5-meter testing wire*1 \/ yellow 10-meter testing wire*1 \/ green 5-meter testing wire*1).\u003cbr\u003e\u003cbr\u003e3. Simple testing wire(red 1.6-meter testing wire*1 \/ green 1.6-meter testing wire*1).\u003cbr\u003e\u003cbr\u003e4. Instruction manual*1.\u003cbr\u003e\u003cbr\u003e5. Tool bag*1.\u003cbr\u003e\u003cbr\u003eBattery is not included in the accessory.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Yoeruyo","offers":[{"title":"China Mainland","offer_id":55436358844715,"sku":"200007763:201336100","price":445.5,"currency_code":"USD","in_stock":true},{"title":"Germany","offer_id":55436358877483,"sku":"200007763:201336101","price":445.5,"currency_code":"USD","in_stock":true},{"title":"spain","offer_id":55436358910251,"sku":"200007763:201336104","price":445.5,"currency_code":"USD","in_stock":true},{"title":"United States","offer_id":55436358943019,"sku":"200007763:201336106","price":445.5,"currency_code":"USD","in_stock":true},{"title":"United Arab Emirates","offer_id":55436358975787,"sku":"200007763:203124902","price":445.5,"currency_code":"USD","in_stock":true},{"title":"Poland","offer_id":55436359008555,"sku":"200007763:203372089","price":445.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/5744\/8747\/files\/Sb1dcd3d8daa74367bf33c989bd932725J.webp?v=1788665903","url":"https:\/\/yoeruyo.com\/products\/duoyi-4100b-digital-ground-resistance-test-lightning-protection-detection-measuring-instrument-rocker-ground-resistance-tester","provider":"Yoeruyo","version":"1.0","type":"link"}