

The SIEMENS SIMATIC S7-400 CPU 412-2 (6ES7412-2XJ05-0AB0) is a powerful and versatile central processing unit engineered for demanding industrial automation environments. As part of the renowned S7-400 family, this CPU excels in handling large-scale control tasks, from manufacturing lines to process control systems. With its dual PROFIBUS DP interfaces, it offers exceptional connectivity and scalability, allowing seamless integration with remote I/O, drives, and other field devices. The CPU 412-2 provides a balanced blend of processing speed, memory capacity, and reliability, making it an ideal choice for mid-to-high-end applications that require deterministic performance and robust diagnostics. Its support for multi-computing and synchronization further enhances its capability in redundant and high-availability setups, ensuring uninterrupted operation even in the most critical processes.
| Parameter | Specification |
|---|---|
| Product Type | CPU 412-2 |
| Order Number | 6ES7412-2XJ05-0AB0 |
| Work Memory | 512 KB (256 KB for program, 256 KB for data) |
| Execution Time per Bit Operation | 0.1 µs (minimum) |
| Execution Time per Word Operation | 0.2 µs |
| Execution Time per Fixed-Point Arithmetic | 0.5 µs |
| Execution Time per Floating-Point Arithmetic | 1.0 µs |
| Interfaces | 2 x PROFIBUS DP (RS-485), 1 x MPI/PROFIBUS DP (optional) |
| PROFIBUS DP Baud Rate | Up to 12 Mbps |
| Number of DP Slaves Supported | Up to 125 per interface |
| Multi-Computing Capability | Yes (up to 4 CPUs per rack) |
| Synchronization (Redundancy) | Supported via fiber optic link (optional) |
| Number of Digital I/O Channels (max) | 65,536 (with expansion modules) |
| Number of Analog I/O Channels (max) | 4,096 (with expansion modules) |
| Backplane Bus Current Consumption | 1.2 A (typical) |
| Power Loss | 7.5 W (typical) |
| Operating Temperature Range | 0 °C to +60 °C |
| Storage Temperature Range | -40 °C to +70 °C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Protection Class | IP20 |
| Dimensions (W x H x D) | 50 mm x 290 mm x 210 mm (approx.) |
| Weight | Approx. 650 g |
| Programming Language | LAD, FBD, STL, SCL, GRAPH |
| Firmware Version | V5.0 or higher (compatible with STEP 7) |
| Certification | CE, UL, CSA, FM, ATEX (via system) |

What Does Our Clients Say
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Great product!
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