Dandong Huatong Measurement and Control Co., Ltd
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Three phase comprehensive power monitoring instrument/PDM-820C
★ Comprehensive measurement of more than 30 types of three-phase electricity: phase/line voltage, three-phase voltage imbalance, current, zero sequenc
Product details

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★ Comprehensive measurement of over 30 types of three-phase electricity: phase/line voltage, three-phase voltage imbalance, current, zero sequence current, active power, reactive power, apparent power, power factor, frequency
★ Standard CT, PT or voltage direct input, suitable for various wiring methods
★ Professional high-precision measurement of positive/negative active energy and inductive/capacitive reactive energy
★ Demand statistics: maximum/minimum/average values of various types of electricity (excluding electrical energy)
Measurement of 31st harmonic component of current/voltage (THD)
★ Wide range AC/DC universal power supply: AC/DC85V~265V
★ Equipped with RS-485 communication interface (optical isolation) and Modbus RTU communication protocol
★ Three line LED digital real-time display, all instrument parameters can be remotely set through the display panel or computer


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☆ 4-channel or 8-channel switch remote signaling input
☆ 2-channel or 3-channel relay remote control output
☆ 1 or 2 power pulse outputs
☆ 1 or 2 programmable limit alarm control outputs
☆ 1 programmable analog output ranging from 4mA to 20mA


Note: Only one of the remote control output, pulse output and out of limit alarm output can be selected. Analog output and pulse output cannot be selected at the same time


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Note: This diagram is for reference only. The wiring diagram is subject to the actual product. If there are any objections, please contact our technical team before purchasing.


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