{"id":16141,"date":"2020-12-14T08:03:51","date_gmt":"2020-12-14T01:03:51","guid":{"rendered":"https:\/\/techmaster.com.vn\/may-do-dien-tro-dat-extech-382357\/"},"modified":"2021-06-17T10:27:12","modified_gmt":"2021-06-17T03:27:12","slug":"extech-382357-clamp-on-ground-resistance-tester","status":"publish","type":"product","link":"https:\/\/techmaster.com.vn\/en\/extech-382357-clamp-on-ground-resistance-tester\/","title":{"rendered":"EXTECH 382357 CLAMP-ON GROUND RESISTANCE TESTER"},"content":{"rendered":"<div class=\"ellipsis_detail\">\n<p><strong>SPECIFICATIONS EXTECH 382357 CLAMP-ON GROUND RESISTANCE TESTER<\/strong><\/p>\n<h4><strong>Ground Resistance<\/strong><\/h4>\n<p>+ Range: 0.025 to 0.25\u03a9<\/p>\n<p>Resolution: 0.002\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(1.5% + 0.05 )<\/p>\n<p>+ Range: 0.250 to 1.000\u03a9<\/p>\n<p>Resolution: 0.02\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(1.5% + 0.05 )<\/p>\n<p>+ Range: 1.001 to 9.999\u03a9<\/p>\n<p>Resolution: 0.02\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(1.5% + 0.1 )<\/p>\n<p>+ Range: 10.00 to 50.00\u03a9<\/p>\n<p>Resolution: 0.04\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(1.5% + 0.1 )<\/p>\n<p>+ Range: 50.01 to 99.99\u03a9<\/p>\n<p>Resolution: 0.04\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(1.5% + 0.5 )<\/p>\n<p>+ Range: 100.0 to 200.0\u03a9<\/p>\n<p>Resolution: 0.4\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(1.5% + 0.5 )<\/p>\n<p>+ Range: 200.1 to 400.0\u03a9<\/p>\n<p>Resolution: 2\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(5.0% + 5 )<\/p>\n<p>+ Range: 400.0 to 600.0\u03a9<\/p>\n<p>Resolution: 5\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b1(10% + 10 )<\/p>\n<p>+ Range: 600.1 to 1500\u03a9<\/p>\n<p>Resolution: 20\u03a9<\/p>\n<p>Accuracy (%rdg): \u00b120%<\/p>\n<h4><strong>AC Leakage Current (Trms)<\/strong><\/h4>\n<p>+ Range: 0.300 to 1.000mA<\/p>\n<p>Resolution:\u00a00.001mA<\/p>\n<p>Accuracy (%rdg): \u00b1(2.0% \u00b1 0.05mA)<\/p>\n<p>+ Range: 1.00 to 10.00mA<\/p>\n<p>Resolution: 0.01mA<\/p>\n<p>Accuracy (%rdg): \u00b1(2.0% \u00b1 0.03mA)<\/p>\n<p>+ Range: 10.0 to 100.0mA<\/p>\n<p>Resolution: 0.1mA<\/p>\n<p>Accuracy (%rdg): \u00b1(2.0% \u00b1 0.3mA)<\/p>\n<p>+ Range: 100 to 1000mA<\/p>\n<p>Resolution: 0.1mA<\/p>\n<p>Accuracy (%rdg): \u00b1(2.0% \u00b1 0.3mA)<\/p>\n<p>+ Range: 0.20 to 4.00A<\/p>\n<p>Resolution: 0.01A<\/p>\n<p>Accuracy (%rdg): \u00b1(2.0% \u00b1 0.03A)<\/p>\n<p>+ Range: 4.00 to 30.00A<\/p>\n<p>Resolution: 0.01A<\/p>\n<p>Accuracy (%rdg): \u00b1(3.0% \u00b1 0.03A)<\/p>\n<h4><strong>Resistance Test Frequency<\/strong><\/h4>\n<p>1.667kHz<\/p>\n<h4><strong>Dimensions<\/strong><\/h4>\n<p>10.2 x 4.4 x 1.9&#8243; (258 x 110 x 47mm)<\/p>\n<h4><strong>Weight<\/strong><\/h4>\n<p>24.7oz (700g)<\/p>\n<div class=\"page\" title=\"Page 13\">\n<div class=\"layoutArea\">\n<div class=\"column\">\n<div class=\"page\" title=\"Page 13\">\n<div class=\"layoutArea\">\n<div class=\"column\"><strong style=\"font-size: 23.040000915527344px;\">Introduction Extech 382357 <\/strong><strong style=\"font-size: 23.040000915527344px;\">Clamp-on <\/strong><strong style=\"font-size: 23.040000915527344px;\">Ground Resistance Tester<\/strong><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h3><em><strong>Non-contact measurements of ground conductors without need for auxiliary ground spikes<\/strong><\/em><\/h3>\n<p>The 382357 is a Clamp-On Ground Resistance Tester that enables non-contact measurements of ground conductors. True RMS AC Leakage current range of 0.2mA to 30A with 1.000mA resolution. Programmable Datalogging with 116 data points. Performs without the need for auxiliary spikes. Complete with 9V battery, Resistance check plate and durable metal storage case.<\/p>\n<h2 style=\"text-align: justify;\"><a href=\"https:\/\/techmaster.com.vn\/wp-content\/uploads\/2020\/12\/may-do-dien-tro-dat-extech-382357-5.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-13519 aligncenter\" src=\"https:\/\/techmaster.com.vn\/wp-content\/uploads\/2020\/12\/may-do-dien-tro-dat-extech-382357-5.jpg\" alt=\"M\u00e1y \u0111o \u0111i\u1ec7n tr\u1edf \u0111\u1ea5t Extech 382357 (8)\" width=\"772\" height=\"346\" \/><\/a><\/h2>\n<h2 style=\"text-align: justify;\"><strong>Features\u00a0<\/strong><strong>Extech 382357<\/strong><\/h2>\n<p>&#8211; Autoranging ground resistance measurements from 0.025 Ohm to 1500 Ohm with 0.002 Ohm resolution<br \/>\n&#8211; True RMS AC Leakage current range of 0.2mA to 30A with 1.000mA resolution<br \/>\n&#8211; Programmable Datalogging with 116 data points<br \/>\n&#8211; Programmable Hi\/Lo Alarm<br \/>\n&#8211; 0.9&#8243; (23mm) Jaw size for large ground rods<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<h2><strong>Key Features<\/strong><\/h2>\n<ul>\n<li>Autoranging ground resistance measurements from 0.025 Ohm to 1500 Ohm with 0.002 Ohm resolution<\/li>\n<li>True RMS AC Leakage current range of 0.2mA to 30A with 1.000mA resolution<\/li>\n<li>Programmable Datalogging with 116 data points<\/li>\n<li>Programmable Hi\/Lo Alarm<\/li>\n<li>0.9&#8243; (23mm) Jaw size for large ground rods<\/li>\n<\/ul>\n","protected":false},"featured_media":5463,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[274,303],"product_tag":[],"class_list":{"0":"post-16141","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-electrical-measuring-instruments","7":"product_cat-earth-ground-tester","8":"pa_attribute-electricity","10":"first","11":"instock","12":"shipping-taxable","13":"product-type-grouped"},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.8 (Yoast SEO v26.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>EXTECH 382357 CLAMP-ON GROUND RESISTANCE TESTER - Techmaster Electronics JSC<\/title>\n<meta name=\"description\" content=\"The Extech 382357 is a Clamp-On Ground Resistance Tester that enables non-contact measurements of ground conductors. 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