Product Show
DDSF977 Single Phase Electronic Multi-rate Watt-hour Meter |
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Application |
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Type DDSF977 single phase DIN rail watt-hour meter is a kind of new style single phase electronic multi-rate watt-hour meter, energy data display adopt 4 digits wide tempera-ture type crystal display, with many functions of multi-rate (time-of use) energy measurement, infrared carrier wave communication and RS485 serial port communication reading meter, etc. The meter completely accord with relevant technical requirements of class 1 and class 2 single phase energy meter stipulated in National standard GB/T17215-2002 and international standard IEC1036. it has followeing features:Good reliability, small volume, light weight, specious nice appearance, convenient installation, etc. |
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Functions and features | ||||||||||||||
■ May select 35mm DIN rail installation or installation on the board. ■ Have 3 tariffs, 12 daily period of times, may select single tariff function in weekend. ■ Inner emplaced clock, after power cut down, the message is preserved forever,inner emplaceed ■ spare batteries and free of maintenance. ■ The direction of electric power can be distinguished automatically, accident is checked automatically. ■ Infrared carrier wave communication and RS485 serial port communication, meter is set up by program and password is protected. |
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Technical parameters | ||||||||||||||
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