Product Description
Lutron ET-3000 Earth Resistance Tester
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Earth Resistance and Earth Voltage measurement. 3 ranges for earth resistance measurement 19.99 ohm, 199.9 ohm, 1.999 K ohm.
Features Lutron ET-3000 Earth Resistance Tester
- Earth Resistance and Earth Voltage measurement
- 3 ranges for earth resistance measurement, 19.99 ohm, 199.9 ohm, 1.999 K ohm
- 0 to 199.9 V for earth voltage measurement
- 18 mm, large size LCD display, easy to read-out
- Data hold function to freeze the display reading value
- LSI circuit provides high accuracy, reliability and durability
- Manual power On/Off or auto power Off within two minutes after power On
- Built-in over input indication
- Durable & portable housing plastic case with the front protective cover
- Complete testing accessories included
Specifications Lutron ET-3000 Earth Resistance Tester
General Specifications |
|---|
| Display | 18 mm (0.7″) LCD ( Liquid Crystal Display). Max. indication 1999 |
|---|---|
| Function | Earth Resistance & Earth Voltage measurement |
| Response Time | 4 seconds on earth resistance range approximately 1 seconds on earth voltage range approximately |
| Data Hold | To freeze the display reading value |
| Safety Standard | IEC1010 |
| Power Management | Manual power On/Off or auto power Off within 2 minutes after power On |
| Power Supply | DC 9V, 1.5V AA ( UM-3) batteries x 6 PCs |
| Power Consumption | Earth Resistance * Approx. 74 mA for stand-by condition * Approx. 84 mA for ON condition @ at 1,900 ohm on 2,000 ohm range |
| Operating Temp. | 0 to 50 ℃ ( 32 to 122 ℉ ) |
| Operating Humidity | Less than 80 % R.H |
| Dimension | 160 x 120 x 65 mm ( 6.3 x 4.7 x 3.3 inch ) |
| Weight | Approx. 560 g (1.2 LB) |
| Standard Accessories | * User Manual * Plug with alligators clips ( Red, Green, Black ) * Red wire with red plug AL-3KR 1 PC * Green wire with Green plug AL-3KG 1 PC * Black wire with black plug AL-3KB 1 PC * Auxiliary Earth Spikes SP-3K 2 PCs * Carrying case ( CA-3K ) |
Electrical Specifications ( 23 ± 5 ) |
|---|
| Function | Range | Resolution | Accuracy |
|
Earth Resistance
|
20 ohm | 0.01 ohm |
± ( 2% rdg + 0.1 ohm )
@ 0 to 19.99 ohm ± ( 2% rdg + 3 d ) @ above 20 ohm |
| 200 ohm | 0.1 ohm | ||
| 2 K ohm | 1 ohm ( 0.001 K ohm ) | ||
| Earth Voltage | 200 ACV ( 50, 60 Hz ) | 0.1 V | ± ( 1% rdg + 4 d ) |
Lutron ET-3000 – Datasheet
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