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High-Performance Processing for SIMATIC S7-300 Systems
The Siemens 6ES7315-2AF02-0AB0 CPU 315-2DP serves as a powerful processor for medium-scale automation applications. This central processing unit features a 128 KB working memory for program execution and data storage. It also includes an integrated PROFIBUS DP master/slave interface for direct connection to distributed I/O networks. The CPU supports a comprehensive set of bit and word operations for complex control logic. It provides real-time processing with an average execution time of 0.1 µs per binary instruction. Furthermore, the unit offers flexible expansion through S7-300 signal modules and function modules.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Central Processing Unit |
| Product Line | SIMATIC S7-300 |
| Order Number | 6ES7315-2AF02-0AB0 |
| Working Memory | 128 KB (64 KB program / 64 KB data) |
| Processing Speed | 0.1 µs per binary instruction |
| Programming Language | Ladder Logic, STL, SCL, FBD |
| PROFIBUS Interface | Integrated DP master/slave (12 Mbps) |
| Number of I/O Points | Up to 1024 digital / 128 analog |
| Bit Memory | 2048 bytes |
| Timers/Counters | 256 each (S7 and IEC) |
| Power Supply | 24V DC (via backplane) |
| Power Consumption | 250 mA typical |
| Battery Backup | Lithium battery (3.6V) |
| Real-Time Clock | Integrated with battery backup |
| Operating Temperature | 0°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Dimensions (W x H x D) | 130 x 125 x 100 mm |
| Weight | 0.95 kg |
| Mounting | DIN-rail |
| Certifications | CE, UL, CSA |
| Product Origin | Germany |
Application and System Integration
Engineers commonly deploy the Siemens 6ES7315-2AF02-0AB0 in water treatment plants, material handling systems, and production lines. This CPU integrates seamlessly with ET 200M and ET 200S distributed I/O stations via PROFIBUS DP. It provides robust processing power for PID control loops and sequential control applications. The module supports MPI communication for programming and operator panel integration. Consequently, plant operators achieve reliable and efficient automation with minimal programming effort.