Siemens - 6ES5581-1LA11 - SIMATIC S5 CP 581 Mass Storage Module, 120 MB

The Siemens 6ES5581-1LA11 is a SIMATIC S5 CP 581 mass storage module equipped with a 120 MB hard disk. Designed for integration with the SIMATIC S5-135U/150U PLC systems, this module facilitates the storage and retrieval of large volumes of process data, program files, and system logs. It supports MS-DOS-based applications and offers interfaces for peripheral connections, ensuring efficient data management in industrial automation environments. 

Key Features:

• Model: CP 581

• Part Number: 6ES5581-1LA11

• Brand: Siemens

• Compatible Systems: SIMATIC S5-135U/150U

• Storage Capacity: 120 MB hard disk

• Interfaces:

  • 3.5-inch floppy disk drive

  • Serial interface (COM 4)

  • Parallel interface (LPT)

• Dimensions: Approximately 33.00 × 24.50 × 8.00 cm

• Weight: Approximately 1.11 kg

• Power Supply: Via S5 backplane bus

• Applications: Ideal for process data acquisition, mass storage functions, and integration with MS-DOS-based applications in industrial automation systems