External GPRS/3G communication module

CM23E is an external communication module designed to integrate meters which communicate by IEC 62056-21 mode C protocol into AMI system. The module provides data exchange between meters and AMI center via GPRS/3G network. CM23E is mounted aside a meter array and simply connects to RS485 bus. In communication terms, CM23E is fully transparent.

Key Features

  • Automatic recovery
  • RS485 port for communication with meter
  • Additional port for connecting to RS485 bus
  • GPRS/3G channel for communication with AMI center
  • Independent power supply