HomeEnvironmentalPower Analysers › Yokogawa CW120 Clamp-on Power Meter

Yokogawa CW120 Clamp-on Power Meter


  Compact&Light weight body with large back-lit LCD
  Current clamps in a range of sizes(small to large diameter)
  Support for large-capacity ATA flash memory (equipped with PC card slot)
  Data can be saved at from 1 second
  Wiring error check function
  2 or 3-load system
  Simultaneous measurement of multiple use possible by external control terminal
  Parameters setting tool is included to set measurement conditions through PC


  Measuring Function: V/A/Active power/Reactive power/Power factor(lead/leg)/Frequency/Active electric energy/Regenrative electric energy(Only for data saving)
  Input Voltage: 150/300/450V Range(CAT III 600V) Max:450V+10%
  Current: 5/10/20/50/100/200/500/1000A Range (Depend on Clamp probe to use)
  CW120 Wiring Method: Single-phase 2-wire, Single-phase 3-wire, 3-phase 3-wire, Single-phase 2-wire 2-load system
  CW121 Wiring Method: Single-phase 2-wire, Single-phase 3-wire, 3-phase 3-wire, 3-phase 4-wire, Single-phase 2-wire 2 or 3-load system
  Accuracy: 1.2%(0.8% rdg + 0.4% rng) (depends on Clamp probe to use)

General Specifications

  External dimensions: 117 (W) x 161 (H) x 51 (D) mm
  Weight: Approx. 600 g
  Power: AC100 to 240V (CAT II) Power supply from the measuring circuit using with power supply cable. (*Power supply cable is not applicable to CE and UL standards)


Keison Products only supply Yokogawa portable test instruments and cannot supply any other Yokogawa products. For clarification of what we supply, please see the product list.

Please note - Product designs and specifications are subject to change without notice. The user is responsible for determining the suitability of this product.

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