Versatility to Bring Innovative Technologies to Market
The Yokogawa WT1805R is the 5-element model of the WT1800R high-performance power analyzer series. It measures power, power quality and efficiency with a guaranteed accuracy of ±(0.05% of reading + 0.05% of range) and analyses harmonics to the 500th order – suited to motor and drive design, inverter and photovoltaic efficiency testing, and energy-efficiency compliance work.
Key Features
- 5 input elements
- Basic power accuracy ±(0.05% of reading + 0.05% of range) at 50/60 Hz
- Bandwidth DC, 0.1 Hz to 1 MHz; 2 MS/s sampling at 16-bit resolution
- Guaranteed accuracy from 1% to 110% of the selected range
- Both 5 A and 50 A input elements can be installed in a single unit
- Harmonic analysis up to the 500th order, even at a 50 ms data update interval
- Motor evaluation function for rotation speed, torque, mechanical power, slip and efficiency
- Data update intervals from 50 ms to 20 s, or automatic frequency tracking
- 8.4-inch XGA display with split-screen viewing of up to 6 waveforms
- 1 GB internal storage, CSV export
Specifications
| Model | WT1805R |
| Series | WT1800R |
| Input elements | 5 |
| Basic power accuracy | ±(0.05% of reading + 0.05% of range) at 50/60 Hz |
| Bandwidth | DC, 0.1 Hz to 1 MHz |
| Sample rate / resolution | 2 MS/s, 16-bit |
| Voltage ranges | 1.5 / 3 / 6 / 10 / 15 / 30 / 60 / 100 / 150 / 300 / 600 / 1000 V (CF3) |
| Current ranges | 50 A element: 1 / 2 / 5 / 10 / 20 / 50 A · 5 A element: 10 / 20 / 50 / 100 / 200 / 500 mA, 1 / 2 / 5 A |
| Harmonic analysis | Up to the 500th order |
| Display | 8.4-inch colour TFT LCD, 1024 × 768 |
Part of the WT1800R series.
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