Display Type: LCD
Number of Digits: 6
Number of Phases: 1
Pulse Output: Yes
Depth: 65 mm
Accuracy: 1%
Min. Temperature: -40 °C
Series: B21

ABB Energy Meter B21, single-phase, Steel-Level. The B series is a basic meter product for installations up to 65 A for direct connection or connection via transformer. Meters in this series are high-performance meters for many applications and installations. Navigation with the meter is very simple via the push buttons located below the display. Data from B series meters can be captured via a pulse output or serial communication. All meters come with an infrared connection for communication with an external serial communication adapter such as the KNX adapter. B21 – Single-phase energy meter, 65 A – 2 DIN widths with IR connection – Directly connected energy meter – Measurement values – Alarm function. Features (Steel-Level). Active power. New Update: A new update for all meters in the B series allows for more intuitive use and setup of these devices. This includes an updated user interface that requires fewer clicks for configuration, thereby reducing time and costs for the installer. Fewer clicks to configure common settings – Fewer steps to set the pulse output – easier to read and understand text – Alarms are inactive by default.