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Kyoritsu 4200 Earth Clamp Testers
(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
Note:
A single earthing can not be measured. (Only for Multiple Earthing System)
| Earth resistance Auto range | 20.00/200.0/1500br />.5%.050.00 - 20.99* %.516.0 - 99.9 %100.0 - 209.9 %160 - 399 0%0400 - 599 |
|---|---|
| AC current (50Hz/60Hz) Auto range | Values are displayed, but accuracy isn't guaranted(600 - 1580 100.0/1000mA/10.00/30.0A %.7mA(0.0 - 104.9mA) %(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. 32mm |
| 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]) |