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Difference between multi-function power instrument and ordinary power instrument2019.06.11
Upgrade version, add programmable, analog, switching input and output, communication interface, etc! Generally speaking, multi-function power instruments can completely replace traditional ordinary power instruments.
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2015.12.043170Use method of multi-function power instrument
Measurement display Multi-functional power meters can measure the power parameters in the power grid: Ua, Ub, Uc (phase voltage); Uab, Ubc, Uea (line voltage) Ia, Ib, Ic (current); Pa, Pb, Pc, Ps (active power of each phase and total active power); Qa,…
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2015.10.101705What is the core of digital instrument?
The core of digital instrument is the mutual conversion of signals. An instrument whose measurement results are displayed in digital form. Organic electric type and electronic type. The former is like kilowatt-hour meter (fire meter), and the latter is…
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2015.09.261398What are the main characteristics of digital power instruments?
Features of digital instrument: High accuracy and sensitivity, fast measurement speed; Automatic conversion of instrument range and measured polarity; It can be connected with computers through communication; The effect of parallax is…
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2015.09.241308Precautions for digital display power instrument
1. The instrument shall be powered on for 15 minutes before use. 2. Pay attention to prevent vibration and impact, and do not use it in places with excessive dust and harmful gas. 3. The input wire should not be too long. If the measured signal i…
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2015.09.191331Digital display power instrument
As an advanced intelligent and digital front-end acquisition element, the power meter has been widely used in various control systems, SCADA systems and energy management systems. The instrument adopts AC sampling technology, which can measure the current, v…
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