Tag: abb-b23

ABB B23 vs Carlo Gavazzi EM340: When Branded DIN-Rail Meters Are Worth Paying For

A practical comparison of the ABB B23 312-100 and Carlo Gavazzi EM340DINAV23XS1X for three-phase submetering, solar import/export, Modbus integration, tariff handling, panel space, compliance, and long-term maintainability.

energy-meter Solar Monitoring submetering din-rail-meter three-phase meter abb-b23 carlo-gavazzi-em340 modbus-rtu