Ground Resistance Tester

Ground Resistance Tester Model: ZX7M-TC7305C Library No.M392118 Features: Intelligent microprocessor control * Built-in constant output linear amplifier accurate · 30A/510mΩ Applications * Automatic compensation for line impedance test, five groups of test program memory * Type-type software correction, keyboard security lock * Can be connected to automatic voltage tester to do test Model ZX7M-TC7305C Input Power 47-63Hz, 115/230VAC Output current 0-30Aac constant current source Resolution 0.1/step Accuracy: ± (2% setting +0.02 A) Output voltage 6Vac MAX (open circuit measurement) 50Hz/60Hz selectable output signal frequency Resistance Range 0-120mΩ (> 10A) / 1-510mΩ (10A) Resolution: 1mΩ/step, Accuracy: (2% of reading +1) Zero bias MAX 100mΩ, Resolution: 1mΩ/step Accuracy: (2% of setting +1) Range :0-510mΩ maximum resolution: 1mΩ/step Accuracy: (2% of setting +1) Test time range 0.5-999.9 seconds (0 = continuous test) Control Interface Input: Test (TEST), Reset (RESET) Pressure test (WITHSTAND PROCESSING) Output: test (PASS) test failed (FAIL) Tests in (TEST-IN-PROCESS) Test results output buzzer, LCD display reading, output control interface status Memory Group 5 Group Test Conditions memory Display 16 * 2 LCD display with backlight