|
|
|
|
Megger DET2/3
Catalog #: 1008-949
High Performance Digital Ground Tester
- Overview
- Specifications
- Summary
Product Highlights
- High 1 mΩ resolution ideal for large ground systems and soil resistivity
- Automatic test frequency scan and selection for stable results
- Input filter ensures high accuracy for ground electrode grid tests
- Supports all ground test modes
- Live trace of results for diagnostic view of data
- Data storage for 500 records (up to 900,000 data points)
- Test result data can be directly downloaded to a PC or USB flash drive
- Large color display shows numeric and graphical results
- Robust case with IP65 protection can withstand outdoor use
- Rechargeable battery lasts for full day of tests with fast recharge option
- CAT IV 300V protection helps keep users safe
Each Unit Includes
- 1 - DET2/3 Ground Tester
- 1 - Charger
- 1 - Calibration Verifier for Instrument
- 1 - Accessory Pouch
- 1 - Carry Strap
- 1 - Calibration Certificate
- 1 - User Guide
| 2, 3 and 4 pole resistance measurements |
| Range |
0.001 Ω to 20.00 kΩ auto range |
| Display |
4-digit display |
| Accuracy |
±0.5 % of reading ±2 digits at 23 °C ±2 °C |
| Operational uncertainty |
±2 % of reading, ±2 digits (meets IEC61557 operational uncertainty requirement with readings over 10 mΩ) when spike resistances are below 100 Ω ±5% of reading ±2 digits ±10 mΩ (meets IEC61557 operational uncertainty requirement with readings over 10 mΩ) |
| Test standards |
BS 7430 (Grounding)
BS 62305 (Lightning)
BS50122 (Railway)
IEEE Standard 81 |
| Test frequency |
10 Hz to 200 Hz in steps of 0.5 Hz |
| Test current |
50 mA max. |
| Maximum output voltage |
Less than 50 V rms |
| Maximum interference |
Up to 50 V pk to pk |
| 3 and 4 pole ART (selective) resistance measurements |
| Range |
0.01 Ω to 10.00 kΩ auto range |
| Accuracy |
±5 % of reading ±3 digits at 23 °C ±2 °C |
| 2, 3 and 4 pole resistance measurements |
| Range |
0.01 Ω to 200 Ω |
| Accuracy |
±7 % accuracy, ±3 digits |
| Stakeless resistance measurement |
| Range |
0.01 Ω to 200 Ω |
| Accuracy |
±7 % accuracy, ±3 digits |
| Leakage current |
| Range |
0.00 A to 2.00 A |
| Accuracy |
±5% (±3 digits) |
| Instrument specifications |
| Display |
4 .3 inch QWVGA, daylight viewable backlit color |
| Operating temperature and humidity |
+14 to +104 °F (-10 to +40 °C) 90 % RH max at +104 °F (+40 °C) |
| Storage temperature |
-4 to + 140 °F (-20 to +60 °C) |
| IP rating |
IP54 operational (lid open), IP65 storage (lid closed) |
| Measurement rating |
CAT IV 300 V |
| Power supply |
Internal Li-ion battery or external 12-18 V, 65 W, DC supply |
| Battery life |
Up to 10 hrs use |
| Battery charging time |
Fast recharge to 50%, 3 hrs for 100% |
| Safety |
Meets IEC 61010 |
| EMC |
Meets IEC 61326 |
| Dimensions |
L12.4 x W 11.2 x H 7.1 in. (L 315 x W 285 x H 181 mm) |
| Weight |
9.9 lb (4.5 kg) |
| Data download |
To PC through USB 2.0 |
| Data storage |
On board 500 record storage providing 900,000 data points downloadable as *.txt |
| USB type A |
Data download to USB drive |
| USB type B |
Data download to PC |
| Secondary measurement display |
Noise, voltage and current |
| Resistivity calculation |
Wenner: PE = 2 π a RW
Schlumberger: PE = π b (b+a) R a |
| Test modes |
Internally set 2P, 3P, ART (Selective), 4P, Stakeless (clamp) modes |
| Aux inputs |
MCC1010, MVC1010 |
| RoHS compliant |
Yes |
| Ground Testers/3 Pole / 4 Pole Ground Testers Template |
| |
3 Pole, 4 Pole |
| |
Digital |
| |
200 Hz |
| Accuracy |
2, 3, & 4 pole resistance - +/- 0.5% of reading +/- 2 digits
3 and 4 pole ART - +/- 5% of reading +/- 3 digits
Stakeless resistance - +/- 7% +/- 3 digits |
| Measuring Current |
50 mA |
| |
50 V |
| |
200 Hz |
| |
Yes |
| Display Counts |
4 |
| |
Yes |
| Power Supply |
Battery, Line Powered |
| |
IV |
| |
300 V |
| |
No |
| |
Yes |
| Unique Features |
High resolution of 1 mohm
Versatile test modes
Diagnostic trace display - shows numeric and graphical results
data storage of 900,000 points
IP65 protection
Many optional cable reel kits available |
| Warranty |
2 YEARS |
| Interfaces I/O |
USB |
| Storage |
Internal Memory, SD Card |
| |
IP54, IP65 |
| Product Weight |
9.9 LBS |
| Product Height |
7.1 IN |
| Product Length |
12.4 IN |
| Product Width |
11.2 IN |
| Shipping Weight |
9.9 LBS |
| |
Yes |
| Calibration Included |
Factory Calibration |
| Battery Type |
Li-ion |
| Power Supply Voltage |
120V 50/60 Hz, Battery Powered |
| Country of Origin |
United Kingdom |
|
|
|
|