The CM 1542-1 features all the advantages of the SIMATIC S7-1500 design:

• Compact design:
  • Two RJ45 ports (integrated 2-port switch) for connecting to PROFINET with 10/100 Mbit/s full/half-duplex;
    automatic data rate detection through autonegotiation and autocrossing;
    connection via an IE FC RJ45 Plug 180 with180° cable outlet or via standard patch cable
  • The module is supplied with power via the integrated backplane bus
  • Three LEDs for displaying the operational and communications status of the module and two status LEDs (LINK/ACTIVITY) under the front cover for the PROFINET interface
• Simple installation:
  The CM 1542-1 is mounted on the mounting rail of the S7-1500 and connected to the adjacent modules by means of the bus connectors.
• The CM 1542-1 can be operated without a fan; no backup battery is required.
• The module can be replaced without the need for a programming device.