{"product_id":"testkey-insulation-resistance-tester-tk2691","title":"Insulation Resistance Tester TK2691 \/ TK2690 - Up to 3000 V","description":"\u003cp\u003eThe Testkey TK2691 insulation resistance testers measure insulation resistance and leakage current with programmable DC test settings.\u003c\/p\u003e\n\u003cp\u003eChoose the model whose resistance range and DC test-voltage limit match the test. Charging time and measurement delay can each be programmed from 0 to 999 seconds.\u003c\/p\u003e\n\u003ch3\u003eModel comparison and specifications\u003c\/h3\u003e\n\u003cdiv class=\"spec-table\" role=\"region\" aria-label=\"TK2691, TK2690 specifications\" tabindex=\"0\" style=\"max-width:100%;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;min-width:410px;border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth scope=\"col\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#edf3f4;\"\u003eSpecification\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;white-space:nowrap;\"\u003eTK2691\u003c\/th\u003e\n\u003cth scope=\"col\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;white-space:nowrap;\"\u003eTK2690\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eResistance measurement range\u003c\/th\u003e\n\u003ctd style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e100 kΩ–30 TΩ\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e100 kΩ–15 TΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eDC test voltage\u003c\/th\u003e\n\u003ctd style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e1–3000 V\u003c\/td\u003e\n\u003ctd style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e1–1500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eMeasured quantities\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003eInsulation resistance and leakage current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eResistance accuracy\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e±5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eTest voltage accuracy\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003eAt ≥10 V, 1% ±1 V. Below 10 V, 10% ±0.1 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eLeakage current ranges\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e1–10 nA, 10–100 nA, 100 nA–1 µA, 1–10 µA, 10–100 µA, 100 µA–1 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eLeakage measurement input resistance\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e1 MΩ on the two lowest current ranges, 10 kΩ on the other four ranges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eOutput current limit\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e10 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eMeasurement speed\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003eFast ≤30 ms, slow ≤60 ms per measurement\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eProgrammable charge time \/ measurement delay\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e0–999 s \/ 0–999 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eIncluded measurement channels\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eComparator\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e4 bins, three pass and one fail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eStandard interfaces and protocols\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003eRS232C, USB HOST, USB DEVICE and HANDLER. SCPI and MODBUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eInput power\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e90–121 V AC at 60 Hz, or 198–242 V AC at 50 Hz. Power consumption \u0026lt;50 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eDisplay\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e4.3-inch 480 x 272 24-bit color LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eOperating environment\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e10–40 °C, ≤90% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eOverall dimensions (W x H x D)\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e258 x 110 x 350 mm (W x H x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;position:sticky;left:0;background:#f7f9fa;min-width:145px;\"\u003eNet weight\u003c\/th\u003e\n\u003ctd colspan=\"2\" style=\"padding:8px 10px;text-align:left;vertical-align:top;border:1px solid #dce0e5;\"\u003e3.6 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cp\u003eThe instrument stores 20 internal files and supports external USB storage.\u003c\/p\u003e\n\u003cp\u003eChassis reference dimensions are 213 × 87 × 320 mm (W × H × D).\u003c\/p\u003e\n\u003ch3\u003eIncluded equipment\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSelected TK2691 series instrument\u003c\/li\u003e\n\u003cli\u003eTSK107 power cord\u003c\/li\u003e\n\u003cli\u003eTSK102 three-terminal test cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProduct photographs show the TK2691 configuration. The selected model determines the supplied electrical specification and channel configuration.\u003c\/p\u003e\n\u003cp\u003eBrowse \u003ca href=\"\/collections\/insulation-resistance-testers\"\u003eInsulation Resistance Testers\u003c\/a\u003e to compare related instruments.\u003c\/p\u003e","brand":"Testkey","offers":[{"title":"TK2691","offer_id":68243233964075,"sku":"INS-94M2-01","price":2977.34,"currency_code":"USD","in_stock":true},{"title":"TK2690","offer_id":68243233996843,"sku":"INS-94M2-02","price":2256.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0273\/2133\/5851\/files\/insulation-resistance-tester-tk2691-main.jpg?v=1794413334","url":"https:\/\/mcooh.com\/products\/testkey-insulation-resistance-tester-tk2691","provider":"Mcooh","version":"1.0","type":"link"}