The Yokogawa WT230 is a compact, single-channel digital power meter designed for reliable and accurate power measurement in basic industrial and commercial applications. It is a fundamental, cost-effective tool in Yokogawa's power measurement lineup, often used for quality control, production testing, and simple verification tasks.
Key Parameters
Category Parameter Specification
Power Accuracy Basic Power Accuracy (45 - 66 Hz) ±0.1% of reading
Input Elements Number of Elements 1 element (single channel)
Voltage Range Rated Input Range 15 V, 30 V, 60 V, 100 V, 150 V, 300 V, 600 V
Current Range Direct Input (Model dependent) e.g., 1 A, 5 A, 10 A, 20 A, 50 A (Specific ranges depend on the ordered model suffix like /i5A or /i20A)
External Sensor Input Supports external current sensors (optional)
Bandwidth DC, 40 Hz - 1 kHz (Extended to 10 kHz with reduced accuracy)
Integration Function Measures energy (kWh, MWh, Ah)
Harmonic Measurement Not Standard. An optional harmonic measurement function was available for some models.
Display Screen Monochrome LCD with numeric and bar graph display
Communication Interface Standard None standard.
Optional GP-IB (IEEE-488) or RS-232 (required add-on communication module)
Operating Environment Temperature 0 to 40°C
Humidity 80% RH or less (non-condensing)