Modbus/RTU (RS‑485) communication module, modu620‑CM

Part of the SAUTER modulo 6 system family

Plug-in element for extending the modu680‑AS and modu660‑AS automation stations or modu612‑LC link coupler

Up to five COM modules per automation station

Connection to non-SAUTER systems (PLC, chillers, meters etc.)

RS-485, half duplex, electrically isolated interface for Modbus/RTU, Modbus/ASCII

Electrical isolation

Configurable RS-485 network resistors (software)

Baud rate 600…115 200 bit/s

Modbus master with up to four Modbus communication profiles

Integrated tunnelling function for commissioning and monitoring with serial Modbus master tools