Model Number: ECM91 Brand Name: ECHUN Key Specifications/Special Features: 1.0 general descriptionECM91 DIN rail energy meter is a kind of new style single phase whole electronic type meter. The meter is completely conformed to the relative requirements of the International standard IDT IEC 62053-21:2003 (class 1). It is an integration of up-to-date micro-electronics technique, special large scale integrate circuit, advanced technique of digital sampling technique and SMT techniques and more. ECM91 is used for measuring active energy power consumption in a rated frequency of 50Hz or 60Hz single phase alternating current circuit. It displays total energy consumption via LCD and is characterized with good reliability, compact size, light weight, specious nice appearance and easy installation.2.0 features35mm DIN installing, in accordance with standard DIN ED50022

High accuracy, active energy accuracy up to class 1

Measure and display V, I, P, kWh value

6+1 digits LCD display (999999.9 kWh)

Passive pulse output, output signal is in accordance with Standard DIN43864

LED indicates pulse

• Key-press for local parameter setting
• RS485 communication port, Modbus protocol