Motwane DET-20 (with kit) Digital Earth Tester with Standard Kit
- Brand
- Motwane
- Model number
- DET-20 (with kit)
- Category
- Earth Resistance Testers
DET-20 earth tester supplied with the full field kit: 4 earthing spikes, 10/20/30/40 m wire spools, claw hammer, carrying bag and charger. Measures earth resistance, soil resistivity and earth voltage.
Price and availability on request
Key features
- 3½ digit LCD display with max reading 1999
- 3 terminal and 4 terminal measurement method
- Earth resistance range 0.01Ω to 1999Ω
- Soil resistivity measurement (4 terminal)
- Rechargeable internal Ni-MH battery
- Earth measurement voltage up to 200V
- Ratio Metric Synchronous Rectification (RSR): reading stays constant as the battery voltage drops
- 128Hz test frequency to reject harmonic interference
- Shock proof, drop and dust proof ABS casing for heavy duty use
- Designed as per IS 9223
Specifications
| Ranges | 0.01Ω to 20.00Ω, 0.1Ω to 200.0Ω, 1Ω to 2000Ω |
|---|---|
| Accuracy | ±1.5% of reading ±5 digits (10% to 95% of range, at 25°C ±5°C) |
| Test current | 20 Ω range 10mA AC RMS; 200 Ω range 1mA AC RMS |
| Test frequency | 128Hz ±10% |
| Maximum output voltage | Less than 40Vrms |
| Interference | 20V ±5% peak to peak, 50Hz in the potential circuit gives max effect ±1% on the 20 Ω to 2KΩ ranges |
| Influence of temperature | <±0.2% per °C over 0-20°C and 28-55°C |
| Range / accuracy / resolution | 0-200V AC / 2% of range / 0.1V |
|---|
| Display | 3½ digit LCD, max reading 1999 |
|---|---|
| Power supply | Internal rechargeable Ni-MH 1.2V, 600mAh x 8 nos. |
| Charging time / battery life | 16 hrs recommended / approx. 5-6 hrs continuous operation on mid-range |
| Voltage withstand | 240V AC between any two terminals |
| Flash test | 2kV AC |
| Standard | IS 9223 |
| Operating temperature | 0°C to +55°C, <90% RH |
| Storage temperature | -20°C to +70°C, <90% RH |
| Dimensions | 180mm (L) x 100mm (W) x 54mm (H) |
| Weight | 800gms with battery charger; 5 KG with kit |
| Order code | 109393110 (with standard accessories) |
|---|
| Standard accessories | Earthing spike with screw, nut & washer (4 nos.); wire spool 10, 20, 30, 40 m (1 set); claw hammer with tubular handle; carrying bag; battery charger; instruction manual |
|---|
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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