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ETCR3200 Double Clamp Ground Resistance Soil Resistivity Tester Meter
Product Description
| Power Supply | DC 9V Zi-Mn dry battery LR14 1.5V 6 PCS |
| LCD | 4-digital super-large LCD display, LCD Display field:124mm×67mm |
| Range | Ground Resistance:0.00Ω-30kΩ |
| Earth Voltage:0.0~100V | |
| Resolution | Resistance:0.001Ω |
| Voltage:0.1V | |
| Accuracy | ±2%rdg±3dgt |
| Date Storage | 400 sets |
| Data upload function | RS232 interface, software supervision, storage data can be uploaded to computer, preserved and printed. |
| Auto Power-off | No |
| Power Consumption | No Backlight: 45mA Max( turn off Backlight); |
| testing:100mA Max(turn off Backlight) | |
| Working environment | -10℃~40℃;below 80%rh |
| Store environment | -20℃~60℃;below 70%rh |
| Test method | Precision three-wire measurement, simple two-wire measurement |
| Measurement method |
2/3/4- pole method: change-pole method, measure current 20mA Max
Selection method: change-pole method, measure current 20mA Max
Double clamp method: mutual inductance method, measure current 1mA Max
Soil Resistivity: 4-pole measurement (Wenner method)
Earth Voltage: average rectification(between P(S)-ES)
AC current: clamp mutual inductance method
|
| Data Mode | Average value, maximum, minimum |
| Cable resistance verification | Avoid error caused by testing wire such as failed to be fully inserted into tester interface or by poor contact or by user’s replacing or lengthening testing wires, making it more accurate for earth ground resistance measurement. |
| Measurement Time | Ground Voltage:3 S/time ; |
| Ground Resistance:5 S/time; | |
| Measuring Times | Over 5000 times (20Ω range measuring 10Ω for one time and repeat after 25 seconds) |
| Circuit Voltage | Measuring ground voltage : measuring below AC 600V |
| Data Hold display | “HOLD” |
| Data Read display | “READ” |
| Overflow Display | “OL” |
| Alarm Function | When measuring value exceeds alarm setting value, there is «Toot-toot-toot»alarm hint |
| Battery Voltage | When battery voltage decreases to about 7.8V, battery voltage low icon » «will display, reminding to replace battery. |
| Overload Protection | Ground resistance: between each interfaces of E-P,E-C, AC 280V/3 seconds |
| Insulation Resistance | Over 10MΩ(between circuit and enclosure it is 500V) |
| Withstanding Voltage | AC 3700V/rms (Between circuit and enclosure) |
| Electromagnetic Features | IEC61010-4-3,Wireless frequency electromagnetic field≤1V/m |
| Protection Type | IEC61010-1,IEC1010-2-31,IEC61557-1,5,IEC60529(IP54),Pollution 2,CAT Ⅲ 300V |
| Weight | 1443g (with battery) |
| Dimension | 215mm×190mm×95mm |
| Peso | 4 kg |
|---|---|
| Dimensiones | 45 × 35 × 10 cm |
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