MODEL 4200 - Earth Clamp Tester

  • The earth resistance from 0.05 to 1500? can be measured without the auxiliary earth spikes. (The Multiple Earthing System.)
  • True RMS Accurate true RMS readings of AC current including distorted waveform from 1mA to 30.0A
  • Noise Check Function A function to detect current, which effects on an earth resistance measurement and display "NOISE" mark on the LCD.
  • Memory function Save and display up to 100 measurement data.
  • Data hold function / Buzzer function / Back light function
  • Compliant with Safety Standards of IEC 61010-1 : CAT IV 300V Pollution degree2
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Earth resistance Auto range 20.00/200.0/1500?
±1.5%±0.05?(0.00 - 20.99?)*
±2%±0.5?(16.0 - 99.9?)
±3%±2?(100.0 - 209.9?)
±5%±5?(160 - 399?)
±10%±10?(400 - 599?)
AC current (50Hz/60Hz) Auto range Values are displayed, but accuracy isn't guaranted(600 - 1580?)
100.0/1000mA/10.00/30.0A
±2%±0.7mA(0.0 - 104.9mA)
±2%(80mA - 31.5A)
Operating indication Earth resistance function :
Constant voltage injection
Current detection (Frequency : Approx.2400Hz)
Dual Integration
AC current function : Successive approximation
Over-range indication "OL"is displayed when input exceeds the upper limit of a measuring range
Response time Approx. 7 seconds (Earth resistance)
Approx. 2 seconds (AC current)
Sample rate Approx. 1 times per second
Current consumption Approx. 50mA (max.100mA)
Measurement time Approx.12 hours (when R6 is used)
Approx.24 hours (when LR6 is used)
Auto power-off Turns power off about 10 minutes after the last button operation.
Conductor size Approx. Ø32mm
Applicable standards IEC 61010-1 CAT ? 300V Pollution degree2
IEC 61010-2-032, IEC 61326 (EMC)
Power source DC6V : R6(sizeAA manganese battery) x 4
or LR6 (sizeAA alkaline battery) x 4
Dimensions 246(L)×120(W)×54(D)mm
Weight Approx. 780g (including batteries)
Included Accessories R6 x 4, Instruction manual
8304 (Resister for operation check)
9166 (Carrying case[Hard])

7066A
Test Leads

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