When it comes to industrial-grade multimeters, Fluke is a name synonymous with reliability, accuracy, and durability. Among its impressive lineup, the Fluke 289 and Fluke 789 are two standout devices, each tailored to specific applications.
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While the 289 is a data-logging multimeter designed for advanced diagnostics and troubleshooting, the 789 is a multi-functional process meter ideal for industrial and calibration tasks.
Below, we break down the key differences, features, pros, and cons to help you choose the right tool for your needs.
Quick Summary
The Fluke 289 is a high-performance data-logging multimeter designed for detailed analysis and diagnostics in electronic troubleshooting. On the other hand, the Fluke 789 combines multimeter capabilities with loop calibration functionality, making it more suitable for industrial process control. The 289 excels in advanced electronics work, offering detailed trend recording, while the 789 is perfect for technicians who need current sourcing and loop calibration built into their multimeter.
Comparison Table: Fluke 289 vs. Fluke 789
| Feature | Fluke 289 | Fluke 789 |
|---|---|---|
| Primary Function | High-performance data-logging multimeter | Process meter with multimeter and loop calibration |
| Display | Large 50,000-count display with trend capture | Dual display for simultaneous measurement and sourcing |
| Data Logging | Built-in logging with TrendCapture feature | No built-in logging; designed for live monitoring |
| Resolution | 0.01 mV, high resolution for precision work | 1 mV, optimized for process control |
| Accuracy | DC accuracy ±0.025% | DC accuracy ±0.1% |
| Current Source | Not available | 24V loop supply and current sourcing (4-20 mA loops) |
| Battery Life | ~100 hours | ~140 hours |
| Connectivity | PC connectivity with optional FlukeView software | Limited connectivity; no advanced PC integration |
| Applications | Electronics troubleshooting, advanced diagnostics | Industrial process control, loop calibration |
| Price Range | Check Price | Check Price |
Pros and Cons
Fluke 289
Pros
- Advanced Diagnostics: The data logging and TrendCapture features make it ideal for complex troubleshooting.
- High Accuracy: Offers exceptional precision for electronic measurements.
- Large Display: The high-resolution display shows detailed trends and data.
- PC Integration: Connects to FlukeView software for detailed analysis and reporting.
Cons
- Higher Cost: Premium features come with a higher price tag.
- No Current Source: Lacks process control features like current sourcing or loop power.
- Complex for Beginners: Its advanced features might overwhelm less experienced users.
Fluke 789
Pros
- Multifunctionality: Combines a digital multimeter and a loop calibrator in one device.
- 24V Loop Supply: Essential for powering and testing process control loops.
- User-Friendly: Simple and efficient for industrial applications.
- Long Battery Life: Extended battery life compared to the 289.
Cons
- Limited Advanced Features: No data logging or trend capture.
- Lower Accuracy: While sufficient for industrial tasks, it is less precise than the 289.
- Smaller Display: Less detailed than the 289’s high-resolution screen.
Summary
Choosing between the Fluke 289 and Fluke 789 depends largely on your requirements.
If you require advanced diagnostics, data logging, and high precision for electronics work, the Fluke 289 is your best bet. However, if your work revolves around industrial process control, calibration, and loop power testing, the Fluke 789 is a more practical and cost-effective choice.
