The earth resistance from 0.05 to 1500Ω 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
Earth Clamp Testers
MODEL 4200
• The earth resistance from 0.05 to 1500Ω 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
Note:
A single earthing can not be measured. (Only for Multiple Earthing System)
| Earth resistance Auto range |
20.00/200.0/1500Ω
±1.5%±0.05Ω(0.00 – 20.99Ω)*
±2%±0.5Ω(16.0 – 99.9Ω)
±3%±2Ω(100.0 – 209.9Ω)
±5%±5Ω(160 – 399Ω)
±10%±10Ω(400 – 599Ω) |
| AC current (50Hz/60Hz) Auto range |
Values are displayed, but accuracy isn’t guaranted(600 – 1580Ω)
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 Ⅳ 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]) |
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