Elster AS220 Smart Time of Use Meter



Residential Single Phase Smart Meter

The AS220 Smart electricity meter from Elster is a world leading technology, high quality, reliable and robust product that is available ex-stock supported with technical advice and training from Elster Solutions.

The meter complies with the latest national and international metering standards. Elster Solutions (Pty) Ltd is accredited to IEC 17025:2005 to provide individual meter accuracy verification certificates when requested.

The AS220 Smart Meter provides extensive measurement and tariff capabilities for use in both residential and light commercial 100 Amp direct connected metering applications. The meter includes an Internal 100A Contactor that can be remotely controlled for Smart Billing and Smart Prepayment solutions. The AS220 can operate as a stand alone or as part of a comprehensive AMR/AMI metering system via a variety of communication modules. Batteries for Clock & Calendar back up never need to be changed as they will provide support ‘on the shelf’ for the meters design life.

Elster support software for programming, configuration, and reading is available.


• 100A Direct Connect variant
• kWh, kvarh, KVA four quadrant measurement
• 4 Time of Use and 4 Maximum Demand registers
• Backlit LCD Display
• Instrumentation displays
• Accuracy class 1.0 for 100A
• Load profile memory up to 130 days for 1 channel
• During power down clock & calendar battery back up for Design Life • Read without power
• Internal 100A Disconnect Contactor
• Multi-drop capable (upto 32 meters on RS485 bus)
• AlphaSET Programming Software
• 1 Electronic S0 output
• Power Quality Measurement
• Installation Support Features
• Supporting AMI/AMR Solutions/Packages
• Terminal & Main Cover removal tamper detection
• 20 Year Design Life

Communication Devices

  • GSM/GPRS Modem
  • Ethernet
  • Modbus Converter
  • RS232 or RS485 Modules
  • Optical Flag Probe
  • AM540 G3 PLC communications module for use with the Beacon 3100 data Concentrator
  • Wireless RF Module
  • Ongoing Developments – contact ElsterOptions• IEC 17025:2005 accuracy verification certificate and test report • Protocols available upon completion of an NDA
    • Short Terminal Cover
    • Register zeroing service available from Elster Solutions• Training Courses for meter, software and communications at Elster

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