Yokogawa WT200 Power Meter [used]

Description

I. Product Positioning and Current Status
Model: WT200 (Model Code: 253421), included in the same series as WT210 (low current 5mA) and WT230
Discontinued: Sold out on March 1, 2003. Official replacement is the WT300E series
Positioning: Single-phase high-precision power measurement, covering low-frequency / high-frequency / direct current, suitable for R&D, quality inspection, energy efficiency testing
II. Core Specifications (Basic Version of WT200)
1. Measurement Range
Voltage: 15/30/60/150/300/600 V (peak factor 3)
Current (direct input): 5/10/20/50/100/200 mA; 0.5/1/2/5/10/20 A
Frequency: DC, 0.5 Hz – 100 kHz (covering power frequency, switching power supply, frequency converter)
External Sensor: Supports 2.5/5/10 V or 50/100/200 mV input (extended for high current)
2. Accuracy (45–66 Hz)
Voltage / Current: ±(0.15% reading + 0.1% range)
Active Power: ±(0.2% reading + 0.1% range)
Power Factor (cosφ = 0): Additional ±25% range error
3. Physical and Interfaces
Size: 213 (W) × 88 (H) × 350 (D) mm (half chassis, 1U)
Display: LED digital tube (multi-parameter on the same screen)
Communication: Standard GPIB (IEEE488), RS-232C; supports LabVIEW driver
Power Supply: 100–240 VAC adaptive