Model CL135, AC Current (0-200-600A),
AC Voltage True RMS Clamp-on Meters

Tool box Clamp-on meters capable of measuring up to 200-600AAC
(for conductors up to 30 mm in diameter)
Yokogawa CL135 Clamp-on Meters
  • 3 1/2 digit LCD display
  • AC current measurement with current ranges up to 600A
  • AC voltage and resistance measurements
  • Data hold function
  • 30mm in diameter of measurable conductor mean value display
  • True RMS Display
  • 30mm in diameter of measurable conductor
  • AC voltage and resistance measurements
  • Approved for comformity to safety standard EN61010-1, EN61010-2-031, EN61010-2-032 (CAT. III 600 V)

* All Clamp-on Meters include Test Leads (where applicable) and a carrying case

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  • Preventative maintenance
  • Testing for current leakage on branch circuits
  • Measuring current draw of motors and motor control circuits
  • Measuring Loads


The model CL135 has the same specification ratings as the CL130 with the added ability of measuring true RMS. Ideal for measuring waveforms with noise and harmonics. The CL135 Clamp-on tester provides an easy-to-read, 1999 count display. It measures current up to 600 AAC, voltage up to 600 VAC and resistance. Like the CL130, ithe CL135 is ideal for the tool box.. Jaws accommodate up to 30mm conductors.
  • Literature
  • Specifications
Literature and Technical Information
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Clamp-on Meters – Portable Test Instruments

++ CL135 Clamp-on Meters| Specification sheet
Model: Yokogawa CL135 Clamp-on Meters
Display LCD (Digital display:1999 counts)
Specific Accuracies
AC Accuracy (200A): 1.5+6(50/60Hz)
AC Accuracy (600A): .0+3(50/60Hz)
AC Accuracy (200V/600V): 1.0+2(50/60Hz)
General specifications
Crest Factor (50/60Hz)
Frequency Accuracy 1.2+4, Beeps at below 30Ω (continuity check)
Method of detection True root mean square method
Response Time Approx. 1 seconds (approx. 2 seconds on resistance range)
Range Switching Manual-range
Data Hold On all range
Influence of external magnetic field 2A or less at 400A/m
Influence of conductor position ±3% or less
Safety Standard Conforms EN 61010-1, EN61010-2-031, EN61010-2-032
Circuit Voltage 600Vrms or less
Withstanding Voltage 5.55kV AC for one minute
Auto power-off Approx. 10 minutes
Diameter of measurable
30mm at maximum
Operating temperature: -10-50°C. (no condensation)
Relative Humidity: 85% RH or less (no condensation)
up to 30°C, 90% RH
up to 40°C, 75% RH
up to 50°C, 45% RH
Dimensions Approx. 93(W)x210(H)x40(D)mm
Weight Approx. 400g
Accessories Clamp Adapter (Model 99025), Carrying Case (Model 93032), Test Lead (Model 98010), User’s manual (IM CL135), batteries
Power Supply 6F22(006P)9Vx1 or 6LR61x2
Battery Life Approx. 200 hours (continuous)
Consumed Current Approx. 2mA