Clamp-on Tester CL320 (Leakage Current, 200A)

  • Leakage current measurement with current range from 20mA to 200A
  • Light weight and compact design
  • Manual range switching and auto power-off functions
  • 24mm in diameter of measurable conductor
  • Mean value display
  • Auto power-off
  • Manual range switching
  • Approved for conformity to safety standards EN61010-1, EN61010-2-032(CAT. III 300 V)
Description Leakage Current Mini Clamp-on
Method of detection Mean Value
Display LCD (Digital display: 1999 counts)
Response Time Approx. 2 seconds
Range Switching Manual-range
Data hold On all range
Operating temperature and humidity 0 - 40°C, 85% RH or less (no condensation)
Influence of external magnetic field 10 mA or less in proximity to a 14.4 mm-dia conductor carrying 100A
Influence of conductor position Within 5 dgt for 0 to 50A, or 2% for 50 to 200A (10 mm-dia conductor at inside the jaw)
Influence of Residual Current 10 mA or less in proximity to a 10 mm-dia conductor carrying 50A
Safety Standard Conforms EN61010-1, EN61010-2-032
Circuit voltage 300 Vrms or less
Withstanding voltage 3.7 kV AC for one minute
Power Supply LR-44 x 2(3V)
SR-44 x 2
Battery Life Approx. 15 hours (continuous)
Consumed current Approx. 5 mA
Auto power-off Approx. 10 minutes
Diameter of measurable conductor 24 mm at maximum
Dimensions Approx. 60 (W) x 149 (H) x 26 (D) mm
Weight Approx. 120 g
Accessories Batteries, carrying case (93033)
User's manual (IM CL320)


DC Current Range -
DC Current Resolution -
AC Current Range 20/200mA,200A
AC Current Resolution 0.01mA
AC Current Frequency characteristics 40~400Hz
AC Current Method of detection Mean Value
AC Voltage Measurement -
DC Voltage Measurement -
Continuity Check Measurement -
Frequency Measurement -
Temperature Measurement -
Recorder output Function -
Waveform monitor output Function -
Data hold Function O
Auto hold Function -
Peak Hold Function -
Maximum value memory Function -
Mean value display Function -
Filter Function O
Range Hold Function O
Auto ZERO Adjust Function -
Auto power-off Function O


At 23°C±5°C,75%RH or less
Accuracy: ±( % rdg + dgt) = ±(% readout + value of least significant digit)

Parameter Reference Accuracy
WIDE(40~400Hz) 50/60Hz
AC current 20mA/200mA 2.0+4 (50/60Hz) 3.0+5 (50/60Hz)
200A(0~100A) 5.0+6 (40~400Hz)
200A(100.1~200A) 5.0+4 (50/60Hz) 5.0+5 (50/60Hz)
Instruction Manuals

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