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Ground Resistance Testers 3-4 Pole
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![]() Features Measures Earth Ground Resistance ohms Automatically Calculates Resistivity in ohms-meters Auto Ranging RS-232 Download 100 Memory Locations Water Resistant The GP-1 is a rugged, battery operated, earth ground resistance tester that automatically calculates resistivity and can download to a PC. 100 memory locations allow storage of two point, three point (fall of potential), and four point resistance/resistivity test results. The GP-1 also functions as a voltmeter up to 600VAC. The GP-1 is a complete kit for testing existing earth ground electrodes to equipment manufacturer specifications or as mandated by National Electrical Code requirements of proper grounding, typically 25 ohms or less. The unit also tests soil resistivity for new ground system designs. Other testing applications include Cathodic Protection, Soil Contamination, Lightning Protection, and Isolated Grounding. Specifications Resistance: Range Resolution 0-19.99 0.01 20.0-199.9 0.1 200-1999 1 Accuracy: +/-2% of reading + 2 Digits Resistivity: Range Resolution 0-19.99m 0.01 20.0-199.9m .1 200-1999m 1 2.00k-19.9km 10 20.0k-199.9km 100 200k-314km 1000 Accuracy: +/-(2% of reading + 2a.0.02); where 19.99 +/-(2% of reading + 2a.0.2); where19.99 < 199.9 +/-(2% of reading + 2a.2); where 199.9 < Test current: <10maRMS sinewave Test Frequency: 135 Hz +/- 1Hz VOLTAGE Range: 0-600VRMS max +/-2% of reading + 2 Digits Frequency Response: 60HZ +/-1%* GENERAL Fuse: 5 x 20mm, 32mA @250V fast blow, Amprobe Model 5 x 20-250.32 Input Power: (4) "D" cells, Amprobe Model MN-1300 (not supplied) Display: 3 1/2 Digit LCD 3/4"(H) Weight: 7.26 lbs (3.3kg) Dimensions(WxHxL): 13.6" x 5.1" x 9.8" (34.5cm x 13cm x 25cm) Nominal Temp Range: 41 - 95°F (5 - 35°C) Working Temp. Range: 32 - 104°F (0 - 40°C) Storage Temp. Range: 14 - 140°F (-10 - 60°C) STANDARDS Constructed according to: EN 61010-1 Ground resistance measurement: VDE 0413 Part 7 CE mark Accessories Model GP-CS: (1) 30' (10m) Green test cable (1) 30' (10m) Black test cable (1) 47' (15.5m) Red test cable (1) 77' (25.5m) Blue test cable Model GP-MR "(4) 9"" measuring rods" Model GP-TL (1) Safety banana test lead set Model GP-RS232 (1) 9 pin male to 9 pin female-RS-232 cable Model GP-BP (1) Black shoulder pouch Download Software Please Call regarding Accessories Model Model GP-1 Model GP-2 Please select from the menu below © 2000 Omni Controls, Inc.. All Rights Reserved. |