Industrial Automation · Communication

CM 1241 Communications Module

Point-to-point serial communication for S7-1200.

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CM 1241 Communications Module
SiemensCommunication

About this product

The CM 1241 provides point-to-point serial communication for the S7-1200 in RS232, RS422 and RS485 variants. It is the standard route for integrating legacy instruments, weighing indicators, barcode readers, printers and Modbus RTU devices that predate Ethernet fieldbus. VeeTech supplies the module and implements the protocol handling, telegram parsing and commissioning of the connected devices.

Key features

  • RS232 / RS422 / RS485
  • Modbus RTU support
  • Freeport ASCII
  • USS protocol

Specifications

Variants
RS232 / RS422/485
Protocols
Modbus RTU, USS, Freeport
Speed
Up to 115.2 kbps
Slot
Left of CPU
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