Megger 1004-739 Insulation Tester with PI and DAR
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Megger 1004-739 advanced insulation tester with Polarization Index and Dielectric Absorption Ratio, variable test voltage, result storage, Bluetooth download capability.
Product details
| Model | 1004-739 |
| Manufacturer | Megger |
| Category | Insulation Resistance & Megohmmeters |
| Availability | Made to order |
Description
Overview
The Megger 1004-739 is a professional-grade insulation tester in the MIT400-2 series, combining comprehensive insulation measurements with advanced data management features. It provides multiple test voltages, Polarization Index and Dielectric Absorption Ratio analysis, variable test voltage selection, on-board result storage, and Bluetooth capability for remote data download—making it ideal for comprehensive condition-based maintenance programs and detailed insulation diagnostics.
Key Features
- Insulation testing at 50V, 100V, 250V, 500V, and 1000V
- Insulation range up to 200 GΩ
- Polarization Index (PI) and Dielectric Absorption Ratio (DAR) for advanced diagnostics
- Variable test voltage from 50V to 1000V in 10V steps
- Test result storage with Bluetooth downloading capability
- Stabilised feedback-controlled test voltage limiting over-voltage to 2%
- Single range auto-ranging continuity testing from 0.01Ω to 1MΩ
- 600V Trms AC and DC voltage measurement
- Live circuit detection and protection
- CAT IV 600V and IP54 weatherproof rating
- Rechargeable battery options available for mains and car charging
Applications
- Condition-based maintenance and asset monitoring programs
- Comprehensive electrical installation insulation assessment
- Power system and cable diagnostics
- Motor and transformer insulation analysis
- Automotive and industrial system testing
- Avionics and critical infrastructure maintenance
Included Accessories
- Red/Black Silicone test leads with Probes and Clips
- SP5 remote switch probe
- 6 x AA Alkaline batteries
- Hard carry case
- Calibration certificate
Specifications
| Insulation Test Voltages | 50V, 100V, 250V, 500V, 1000V |
| Insulation Range | 0 to 200 GΩ |
| Continuity Range | 0.01Ω to 1MΩ |
| Advanced Measurements | Polarization Index (PI), Dielectric Absorption Ratio (DAR) |
| Data Management | On-board storage with Bluetooth download |
| AC/DC Voltage Measurement | 600V Trms |
| Safety Rating | CAT IV 600V |
| IP Rating | IP54 |
| Battery Options | 6 x AA Alkaline, Rechargeable (mains/car charging available) |
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Megger 1004-739 Insulation Tester with PI and DAR
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