Product Overview:
The Siemens SIMATIC S5 6ES5701-1LA12 is a high-performance RAM memory submodule meticulously engineered to significantly expand the program and data storage capabilities of your Siemens SIMATIC S5-115U, S5-135U, and S5-155U Programmable Logic Controllers (PLCs). This essential industrial component provides 128 Kilobytes (KB) of volatile Random Access Memory, which is absolutely crucial for storing complex user programs, critical process data, and vital system configurations. Designed for the demanding and often harsh environments of industrial automation, the 6ES5701-1LA12 ensures reliable operation, seamless integration, and robust performance within existing SIMATIC S5 systems. Its implementation enables enhanced control, greater system flexibility, and improved operational efficiency across a wide spectrum of industrial applications. As a vital spare part, it is indispensable for maintaining and upgrading legacy Siemens S5 automation systems, ensuring continued operational integrity, extended system lifespan, and sustained productivity in manufacturing and process control.

 
Technical Specifications:

Part Number: 6ES5701-1LA12
Alternate Part Number: 6ES57011LA12
Module Type: RAM Memory Submodule
Memory Capacity: 128 KB (Kilobytes)
Memory Type: Volatile RAM (Requires external battery backup for data retention during power loss)
Compatibility: Siemens SIMATIC S5-115U, SIMATIC S5-135U, SIMATIC S5-155U PLC Series
Function: Program and Data Storage Expansion
Operating Temperature: 0°C to +60°C (32°F to +140°F)
Storage Temperature: -40°C to +70°C (-40°F to +158°F)
Relative Humidity: 5% to 95% (non-condensing)
Dimensions (Approximate): Compact industrial design, engineered to fit standard SIMATIC S5 module slots
Weight: 0.2 kg (Approximately 0.44 lbs)
Certifications: CE, UL (Typical for Siemens industrial automation components, ensuring compliance with international standards)