PLC | Siemens | 6ES7 317-2AJ10-0AB0 6ES7317-2AJ10-0AB0 SIMATIC S7-300 CPU 317-2DP

Product Description: Siemens 6ES7317-2AJ10-0AB0

The Siemens 6ES7317-2AJ10-0AB0 is a high-performance CPU module in the SIMATIC S7-300 series. Designed for mid-to-large automation tasks, it features two integrated communication interfaces (MPI/DP and PROFIBUS DP), allowing flexible connection to programming devices, HMI, distributed I/O, and other controllers. With 1 MB of work memory and built-in diagnostics, the CPU 317-2 DP delivers fast processing speed and reliable performance for continuous operation in industrial automation environments.

Key Features

• Work Memory: 1 MB (512 KB for program, 512 KB for data)
• Interfaces: 1 × MPI/DP (multipoint interface, can be used as PROFIBUS DP master/slave) 1 × PROFIBUS DP interface
• Processing Speed: 0.1 µs per binary instruction
• Integrated Functions: Time-of-day clock, diagnostic buffer, password protection
• Expandable: Supports up to 32 modules (rack-based architecture)
• Programming Software: STEP 7 V5.x or TIA Portal (Classic platform)

Technical Specifications

• Program Memory: 512 KB
• Data Memory: 512 KB
• Integrated Interfaces: MPI/DP and PROFIBUS DP
• Number of Hardware Counters: 8
• Number of Timers: 256
• Bit Memory: 10,240 bytes
• Number of S7 Timers / Counters: 2,048
• Communication Functions: PG/OP communication, Global Data, S7 communication, DP master/slave
• Power Supply: 24 V DC (via separate PS module)
• Mounting: DIN rail, S7-300 rack
• Dimensions (W × H × D): 80 mm × 125 mm × 130 mm
• Weight: ≈ 0.45 kg
• Protection Class: IP20
• Operating Temperature Range: 0 °C … +60 °C

Application Areas

• Machine automation with medium to complex logic
• Distributed control systems via PROFIBUS DP
• Material handling, packaging, and batch processing
• Manufacturing cells requiring high-speed I/O processing

Advantages

• Integrated Communication: Two DP interfaces reduce need for additional modules
• Fast Processing: High-speed execution ideal for real-time control tasks
• Flexible Architecture: Easily expandable with digital/analog, communication, and function modules
• Wide Compatibility: Supports legacy STEP 7 and integrates with existing S7-300 systems
• Reliable Operation: Designed for 24/7 industrial applications with robust diagnostics and status functions