{"product_id":"hioki-ir4056-20-insulation-resistance-tester-ir4056-20","title":"Hioki IR4056-20 Insulation Resistance Tester","description":"5-range testing voltage 50 V\/100 MΩ to 1000 V\/4000 MΩ\nStable \u0026amp; medium-speed digital readings, response time at PASS\/ FAIL decision 0.8 second\nDrop-proof onto concrete from 1m (3.28 feet)\nBright LED luminous LCD, Test lead with bright LED lamp to illuminate near hand (Option L9788-11 or L9788-10)\nContinuity check via 200 mA testing\nBuilt in AC\/DC voltage meter, useful for testing solar power generation systems and electric vehicles\n\u003cp\u003eThe Hioki IR4056-20 insulation tester delivers enhanced comparator (comparative judgment) functionality and notification of judgment results using light and sound, allowing operators to assess results at a glance, yielding significant improvements in work efficiency.\u003c\/p\u003e\n\n\u003cp style=\"margin-bottom:10px; font-weight:bold;\"\u003eIR4056-20 Digital Insulation Resistance Tester\u003c\/p\u003e\n\n\u003ctable style=\"display: block; overflow-x: auto; max-width: 100%;\" border=\"1\" cellpadding=\"3\" cellspacing=\"0\"\u003e\n        \u003ctbody\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd\u003eTesting voltage\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e50V DC\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e125V DC\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e250V DC\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e500V DC\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e1000V DC\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd\u003eEffective maximum indicated value\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e100 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e250 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e500 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e2000 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e4000 MΩ\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd\u003eAccuracy\u003cbr\u003e\n            1st effective measuring range MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e±4% rdg.\u003cbr\u003e\n              0.200 - 10.00\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e±4% rdg.\u003cbr\u003e\n              0.200 - 25.0\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e±4% rdg.\u003cbr\u003e\n              0.200 - 50.0\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e±4% rdg.\u003cbr\u003e\n              0.200 - 500\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e±4% rdg.\u003cbr\u003e\n              0.200 - 1000\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd\u003eLower limit resistance\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e0.05 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e0.125 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e0.25 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e0.5 MΩ\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003e1 MΩ\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd\u003eOverload protection\u003c\/td\u003e\n            \u003ctd colspan=\"4\" align=\"center\"\u003eAC 600 V (10s)\u003c\/td\u003e\n            \u003ctd align=\"center\"\u003eAC 1200 V (10s)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd width=\"30%\"\u003eDC voltage measurement\u003c\/td\u003e\n            \u003ctd colspan=\"5\" width=\"70%\"\u003e4.2V (0.001V resolution) to 600V (1V resolution), 4 ranges, Accuracy: ±1.3% rdg. ±4 dgt., Input resistance: 100 kΩ or higher\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd width=\"30%\"\u003eAC voltage measurement\u003c\/td\u003e\n            \u003ctd colspan=\"5\" width=\"70%\"\u003e420V (0.1V resolution)   \/ 600V (1V resolution), 2 ranges, 50\/60 Hz, Accuracy: ±2.3% rdg. ±8   dgt., Input resistance: 100 kΩ or higher, Average rectifier\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd width=\"30%\"\u003eLow resistance measurement\u003c\/td\u003e\n            \u003ctd colspan=\"5\" width=\"70%\"\u003eFor checking the   continuity of ground wiring, 10 Ω (0.01 Ω resolution) to 1000 Ω (1 Ω   resolution), 3 ranges, Basic accuracy: ±3 % rdg. ±2 dgt., testing   current 200 mA or more (at 6 Ω or less)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd width=\"30%\"\u003eDisplay\u003c\/td\u003e\n            \u003ctd colspan=\"5\" width=\"70%\"\u003eSemi-transmissive FSTN LCD with back lighting, bar-graph indicator\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd width=\"30%\"\u003eResponse time\u003c\/td\u003e\n            \u003ctd colspan=\"5\" width=\"70%\"\u003eApprox. 0.8 second for PASS\/FAIL decision (at HIOKI's conditions)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd width=\"30%\"\u003eOther functions\u003c\/td\u003e\n            \u003ctd colspan=\"5\" width=\"70%\"\u003eLive circuit indicator, Automatic electric discharge, Automatic DC\/AC detection, Comparator, Drop proof, Auto power save\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd\u003ePower supply\u003c\/td\u003e\n            \u003ctd colspan=\"5\"\u003eLR6 (AA) alkaline batteries × 4   Continuous use: 20 hours (at HIOKI’s conditions) Number of measurements:   1000 times (at 5 s ON, 25 s OFF cycle, insulation measure of lower   limit resistance value to maintain nominal output voltage)\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr valign=\"top\"\u003e\n            \u003ctd\u003eDimensions, mass\u003c\/td\u003e\n            \u003ctd colspan=\"5\"\u003e159 mm (6.26 in) W × 177 mm (6.97 in) H× 53 mm (2.09 in) D, 600 g (21.2 oz) (including batteries, excluding test leads)\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cb\u003eIncludes:\u003c\/b\u003e L9787 Test Lead, Neck strap, Instruction manual, and four (4) LR6 alkaline batteries.\u003c\/p\u003e","brand":"Hioki","offers":[{"title":"Default Title","offer_id":58407855554892,"sku":"20554.1","price":214.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0984\/2245\/6652\/files\/IR4056-20-475.jpg?v=1786713301","url":"https:\/\/www.testequity.co.uk\/products\/hioki-ir4056-20-insulation-resistance-tester-ir4056-20","provider":"TestEquity UK","version":"1.0","type":"link"}