Yokogawa CL340 40mA/400A Leakage Current Clamp-On Meters

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The Yokogawa CL340 Clamp-on tester provides an easy-to read, 3999 count display. It measures current from 40 mA to 400 AAC.  It is an inexpensive, accurate and robust dedicated leakage meter with a mid-size clamp diameter  that accepts conductors up to 44 mm diameter.

Applications

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

 

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SKU: Yokogawa CL340 Category: Tags: ,

Yokogawa CL340 Features

  • Mean value display
  • Auto power-off
  • Manual range switching
  • Approved for comformity to safety standards EN61010-1, EN61010-2-032 (CAT. III 300 V)

Specifications

Parameter
Reference
Accuracy
WIDE(20Hz to)
50/60Hz
AC Current 40mA/400mA 2.5+10 (20 to 1kHz) 1.0+5 (50/60Hz)
400A(0 to 350A) 2.5+10 (40 to 1kHz) 1.0+5 (50/60Hz)
400A(350 to 400A) 5.0 (40 to 1kHz) 2.0 (50/60Hz)
At 23 deg.C ±5 deg.C, 85% RH or less
Accuracy: ±(% rdg + dgt) = ±(% readout + value of least significant digit)

 

Method of detection Mean value
Display LCD(Digital display:3999 counts)
Response Time Approx. 2 seconds
Range Switching Manual-range
Data Hold On all range
Peak Hold On all range
Ambient temperature and humidity 0 to 40 deg.C, 85% RH or less (no condensation)
Temperature Coefficient _
Influence of external magnetic field 10mA or less in proximity to a 15mm-dia conductor carrying 100A
Influence of conductor position 40/400mA range:Within 5dgt at every part inside the jaw400A range
0 to 250A:Within ±0.5%rdg ±5dgt at every part inside the jaw section
Influence of residual current 12mA or less in proximity to a 10mm-dia conductor carrying 100A
Safety Standard Conforms EN 61010-1, EN61010-2-032
Circuit Voltage 300Vrms or less
Withstanding Voltage 3.7kV AC for one minute
Power Supply R0-3(UM-4) × 2 or LR03 × 2
Battery Life Approx. 40 hours (continuous)
Consumed Current Approx. 13mA
Auto power-off Approx. 10 minutes
Diameter of measurable conductor 40mm at maximum
Dimensions Approx. 81(W) × 185(H) × 40(D)mm
Weight Approx. 270g
Accessories User’s manual(IM CL340), batteries, carrying case(93030)

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