China Shenzhen Baichuan electronics Co., LTD

Professional manufacturer of acoustic test instruments.

ZC7305CGroundResistanceTester-Baichuanelectronics

Technical Support

ZC7305C Ground Resistance Tester

Performance characteristics

  • Intelligent microprocessor control
  • Built-in constant current linear amplifier for accurate output
  • 30A/510mQ application range
  • Automatic compensation of test line impedance, 5 sets of test program memory
  • Key-in software calibration, keyboard security lock
  • Can be connected with a withstand voltage tester for automatic testing

Technical index

Model ZC7305C
Input power 47-63Hz,115/230VAC
Output constant current 0-30Aac constant current source, resolution 0.1A/step, accuracy: ± (2% setting value + 0.02A)
Output signal voltage 6Vac MAX (measured when open circuit)
Output signal frequency 50Hz/60Hz selectable
Resistance range 0- 120mQ (>10A)/1-510mQ (10A) Resolution: 1mQ/step, accuracy: (2% of reading value + 1 word)
Zero deviation MAX 100mQ, resolution: 1mQ/step, accuracy: (2% setting value + 1 word)
Upper limit setting Range: 0-510mQ Resolution: 1mQ/step Accuracy: (2% set value + 1 word)
testing time Range: 0.5-999.9 seconds (O=continuous test)
Control interface Input: Test (TEST), Reset (RESET)Withstand voltage test(WITHSTAND PROCESSING)Output: Test passed (PASS)Test failed (FAIL)

Test in progress (TEST-IN-PROCESS)

Test result output method Buzzer, LCD display reading, control interface status output
Memory group 5 sets of test condition memory
monitor 16×2 LCD display with backlight

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