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Standard three-phase PT and CT input, voltage direct inputs in low voltage system, AC sampling. It is appropriate to various connection modes. |
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Measurement accuracy: current/voltage: > 0.2%, other electric quantities: >0.5%. |
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With three-line LED display window and real-time display various electric quantities. |
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Various electric quantities (except energy) programmed limitation control/relay time delay output (PDM-820ACM/800ACM). |
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Active energy and reactive energy pulse output (KYZ) (PDM-820ACM). |
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Real-time measure and direct display 31 harmonic components and factor K (PDM-820ACM/ACR, PDM-800ACM/ACR). |
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Standard RS-485 communication interface, ModBus RTU communication protocol. |
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Readout all of the measurement data and limit alarm signals by communication interface. |
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Set various parameters by front panel (password protection) or HuaTong software. |
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Power supply: AC/DC 75～255V; Power consumption: < 4W. |
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External dimension of PDM-820 series: 120×120×130mm; opening dimension: 112×112mm.
External dimension of PDM-800 series operation panel: 72×72×35mm; opening dimension: 66×66mm. |
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working temperature: -10℃～+50℃; storage temperature: -20℃～+70℃. |
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