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The Yokogawa 760502 WT230 2-input Element Digital Power Meter has five times the high-frequency range and approximately twice the basic accuracy as the previous generations plus a high-speed data acquisition rate and a compact design make this digital power meter highly desirable. Wiring Type: Single-phase 3-wire, Three-phase 3-wire (2 voltages, 2 currents). Specifications. Input type Voltage: Floating input, Resistance voltage divider. Input type Current: Floating input, Shunt input system. Rated values(ranges) Voltage: Crest factor 3, 15 / 30 / 60 / 150 / 300 / 600 V; Crest factor 6, 6, 7.5 / 15 / 30 / 75 / 150 / 300 V. Rated values(ranges) Current: Crest factor 3 Direct input: 0.5 / 1 / 2 / 5 / 10 / 20 A; Crest factor 6 Direct input: 0.25 / 0.5 / 1 / 2.5 / 5 / 10 A. Maximum continuous allowed input current: 0.5 - 20 A, Peak current of 100 A or rms value of 30 A (whichever is less). A/D converter simultaneous conversion of voltage and current inputs: Resolution 16 bits, Maximum conversion speed approximately 20 µs (approximately 51 kHz). Measurement functions. System: Digital sampling; sum of averages method. Frequency range: DC, and 0.5 Hz to 100 kHz. Crest factor: 3 or 6 (with rated input) 300 (with minimum effective input). Options. -C1, GP-IB communication interface. -C2, Serial (RS-232-C) communication interface. /EX1, External input 2.5/5/10 V. /EX2, External input 50/100/200 mV. /HRM, Harmonic measurement function. /DA12, 12-channel DA output. /CMP, Comparator and D/A, 4 channels each.
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