Internal Communication Adapter

Product Data Sheets

EU Declaration of Conformity


The meter security module (named ZSM) works as communication adapter and offers the possibility to extend the meter LZQJ-XC according to BSI TR 03116-3 by an RS485-interface. This enables the use for the XC-meters together with a smart meter gateway in the intelligent measuring system.


  • Secured TLS- communication to the Smart Meter Gateway
  • Communication according to BSI TR 03116-3
  • According to LMN-requirements
  • Changeable during the meter operation
  • PTB-Approval (BPB)