Eastron SDM220-Mbus User Manual Application The energy-meters “with a white back-lighted LCD screen for prefect reading” are used to measure single-phase like residential, utility and industrial application. The unit measures and displays various important electrical parameters, and provide a communication port for remote reading and monitoring. Bi-directional energy measurement makes the unit a good choice for solar PV energy metering.
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Meter Bus and gain the ability of Bus communication. Eastron SDM220-Mbus single phase two wires meter supports MBUS remote communication function, its protocol standard is EN 13757-3-2004.
Eastron SDM220-Mbus User Manual LCD display Item Descriptions 7 digits used to display measured values or RTC Total value Tariff information Import information, Export information Max. Demand for Power or Current Pulse output 1 and Pulse output 2 Measurement units...
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Eastron SDM220-Mbus User Manual The display order by scroll button Total kWh import kWhexport kWh total kVArh import kVArh export kVArh Max. power demand voltage currentW VAr VA power factor frequency pulse constant MBUS primary address MBUS secondary addressbaud rate.
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Eastron SDM220-Mbus User Manual Export reactive energy Example: 5.00kVArh Total max. power demand Example: 6930W Voltage Example: 229.8V Current Example: 30.156A Active power Example: 4700W Reactive power Example: 1030VAr Apparent power Example: 4811VA Zhejiang Eastron Electronic Co.,Ltd. Tel: 0086-573-83698881 Fax: 0086-573-83698883 - 6 - Address: No.1369 Chengnan Road, Jiaxing, Zhejiang, 314001, China.
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Eastron SDM220-Mbus User Manual Power factor Example: 1.000 Frequency Example: 49.99Hz Pulse constant Example: 1000 MBUS primary address Example: 001 MBUS Secondary address High bit of MBUS Secondary address (Default: same as SN) Low bit of MBUS Secondary address (Default: same as SN)...
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Eastron SDM220-Mbus User Manual Set-up Mode To get into Set-up Mode, the user need press the “Enter” button for 3 second. Page Display Descriptions The setting is done correctly The entering information is wrong. The operation fails. Password To get into Set-up mode, it asks a password confirmation.
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Eastron SDM220-Mbus User Manual Low bit of MBUS Secondary address Baud rate Default value: 2400bps Range:300, 600,1200, 2400, 4800, 9600bps. Press the “Enter” button, the red digit flash. Press the “Scroll” button to change the value. After choose the new baud rate, the user need pressing the “Enter”...
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Eastron SDM220-Mbus User Manual Pulse Constant Default: 1000 Option: 1000 / 100 / 10 / 1 Press the “Enter” button, the red part flash. Press the “Scroll” button to change the option. After choose the new Pulse constant option, the user need pressing the “Enter”...
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Eastron SDM220-Mbus User Manual 10-1 Press the “Enter” button, the red part flash. Press the “Scroll” button to change the option. After choose the new “Scrl” option, the user need pressing the “Enter” button to confirm the setting. Reset the demand information 11-1 Press the “Enter”...
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