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ABB B21 Electricity meter

ABB B21 is a single phase compact electricity meter. It is equipped with a backlit display that provides information about active effect, current, voltage, power factor and frequency. By using ABB B21 together with Elvacos external Meter Connectivity Modules CMeX20 or CMeX20W, meter data can be converted to M-Bus/Wireless M-Bus and delivered to a receiving system.

Mechanics

Electrical connections

Electrical characteristics

Environmental specifications

Temperature sensor, margin of error

Humidity sensor, margin of error

User interface

M-Bus

Wireless M-Bus

Integrated M-Bus Master

Wireless M-Bus Receiver

M-Bus slave interface

General

Data storage (examples)

Mobile Network

Fixed Network (Ethernet)

Integration

Approvals

Connections and Interfaces

Transmissions

For downloads, please visit our support site at: https://support.elvaco.com

Our website has gathered all resources you need to update, tune and troubleshoot your installations, such as:

  • Latest software versions
  • FAQs
  • Guides
  • In-depth technical information
  • Support forum

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