The Siemens 6ES5 701-1LA12 (often listed as 6ES5701-1LA12) is a SIMATIC S5 Subrack ER1. It is an industrial automation mounting and expansion rack designed specifically for housing Siemens S5-115U and S5-155U PLC modules in a centralized or decentralized configuration.
Key Features & Specs:
- Slots: Provides 9 free module slots for various S5 modules.
- System Family: SIMATIC S5 (ER1 - Expansion Rack
- Application: Used for expanding the I/O capacity or housing additional functional modules within legacy Siemens control panels