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Megger TDR1000/3p-HANDHELD TDR
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Brand:
Megger
Power-on Test Range:
10 m, 25 m, 100 m, 250 m, 1000 m, 2500 m, 5000 m (30 ft, 75 ft, 300 ft, 750 ft, 3000 ft, 7500 ft, 15000 ft)
Power-on Test Accuracy at 50 Hz:
±1% of range ± pixel at 0.67 VF
Test connectors:
Two 4 mm-safety terminals
Length test :
10 m, 25 m, 100 m, 250 m, 1000 m, 2500 m, 5000 m (30 ft, 75 ft, 300 ft, 750 ft, 3000 ft, 7500 ft, 15000 ft)
Dimentions:
230 x 115 x 48 mm ( 9.0 x 4.5 x 2.0 inches)
Weight:
0.6 kg (1.32 lbs)
Power :
Five LR6 (AA) type batteries, Manganese alkali or nickel metal-hydride cells
Operating temperature:
-15 °C to +50 °C (5 °F to 122 °F)
Storage temperature:
-20 °C to 70 °C (-4 °F to 158 °F)
Megger TDR1000/3p
The Megger TDR1000/3P is a compact and portable Time Domain Reflectometer (TDR) specifically designed for locating faults in metallic cables. This advanced instrument is essential for electrical engineers and technicians who need to quickly diagnose issues in cable installations, ensuring efficient maintenance and troubleshooting.
Key Features
- Fault Location Capability: The TDR1000/3P utilizes pulse echo technology to identify a wide range of cable faults. By sending a pulse down the cable and measuring the time it takes for the reflection to return, users can pinpoint the location of faults with high accuracy.
- Resolution and Range: It offers a minimum resolution of 0.1 meters and can detect faults up to 5 kilometers away, depending on the selected velocity factor and cable type. This extensive range makes it suitable for various applications, from short runs to long-distance cables.
- User-Friendly Interface: The device is equipped with an intuitive control system that simplifies operation. It features an auto-selection mode that automatically adjusts settings based on the range required, allowing for rapid fault diagnosis.
- Durable Design: With an IP54 rating, the TDR1000/3P is built to withstand challenging environmental conditions, making it ideal for both indoor and outdoor use. Its robust construction ensures longevity and reliability in the field.
- Adjustable Display: The device features a clear graphical LCD with adjustable contrast, ensuring visibility in different lighting conditions. Users can display measurements in either meters or feet, depending on preference.
- Multiple Output Impedances: The TDR1000/3P offers four selectable output impedances (25 Ω, 50 Ω, 75 Ω, and 100 Ω), accommodating various testing requirements across different cable types.
- Trace Hold Functionality: This feature allows users to freeze the display of a trace, enabling easy comparison between multiple tests or conditions.
Applications
The Megger TDR1000/3P is widely used in several applications:
- Cable Fault Location: It is primarily employed for locating faults in metallic cables used in telecommunications and power distribution systems.
- Preventive Maintenance: Technicians use this device as part of routine maintenance programs to identify potential issues before they lead to failures.
- Installation Verification: After installing new cables, the TDR1000/3P helps verify that installations are free from faults, ensuring operational reliability.
In summary, the Megger TDR1000/3P Handheld Time Domain Reflectometer is an essential tool for professionals involved in cable maintenance and testing. Its combination of advanced fault location capabilities, user-friendly design, and robust construction makes it a reliable choice for ensuring the integrity of electrical installations.
Megger TDR1000/3p Specifications
| Ranges | 10 m, 25 m, 100 m, 250 m, 1000 m, 2500 m, 5000 m (30 ft, 75 ft, 300 ft, 750 ft, 3000 ft, 7500 ft, 15000 ft). |
| Accuracy | ±1% of range ± pixel at 0.67 VF |
| [Note- The measurement accuracy is for the indicated cursor position only and is conditional on the velocity factor being correct.] | |
| Resolution | 1% of range. |
| Refresh Rate | Trace updates 3 times per second. |
| Input Protection | This instrument complies with IEC61010-1 for connection to live systems up to 150 V CAT IV when used with the optional fused test lead set. |
| Output Pulse | 5 volts peak to peak into open circuit. Pulse widths determined by range and cable. |
| Gain | Set for each range with three user selectable steps (in Manual operating mode). |
| Velocity Factor | Variable from 0.2 to 0.99 in steps of 0.01. |
| Tx Null | Automatic. |
| Power Down | Automatic after 5 minutes with no key press. |
| Backlight | Stays on for 1 minute with no key press. |
| Batteries | Five LR6 (AA) type batteries, Manganese alkali or nickel metal-hydride cells. |
| Battery Life | Up to 14 hours (Typical). |
| Mechanical | The instrument is designed for use indoors or outdoors and is rated to IP54. |
| Case Dimensions | 230 mm (9 in) x 115 mm (4.5 inches) x 48 mm (2 inches). |
| Instrument Weight | 0.6 kg (1.32 lbs). |
| Case Material | ABS. |
| Connectors | Two 4 mm-safety terminals. |
| Test Leads | 0.5 metres long fitted with 500 mA FF HBC 1 kV 50 kA Fuse. |
| Display | 256 x 128 pixel Graphics LCD. |
| Operating Temperature | -15 ºC to +50 ºC (5 ºF to 122 ºF). |
| Storage Temperature | -20 ºC to 70 ºC (-4 ºF to 158 ºF. |
| Safety | When using the optional fused test lead set this instrument complies with IEC61010-1 for connection to live systems with less than 300 V between the terminals and up to 150 V CAT IV to earth. |
| EMC | Complies with Electromagnetic Compatibility Specifications (Light industrial) BS EN 61326-1, with a minimum performance of ‘B’ for all immunity tests. |
| Megger TDR1000/3 warranty | Two-years. |
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Megger TDR1000/3p-HANDHELD TDR
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