

The SIEMENS SIMATIC S7-300 CPU 314 IFM (6ES7314-5AE02-0AB0) is a compact yet powerful controller engineered for mid-range industrial automation. Combining a robust CPU with integrated digital and analog I/O, this unit eliminates the need for additional modules in many applications, reducing cabinet space and wiring complexity. With 24 KB of working memory and support for up to 512 bytes of process image, it excels in real-time control tasks across chemical, electronics, and electrical sectors. The integrated MPI interface enables efficient programming and peer-to-peer communication, while the retentive memory ensures critical data persists through power cycles. Designed for reliability and ease of deployment, this CPU is a proven workhorse for demanding environments.
| Specification | Details |
|---|---|
| Product Type | Compact CPU with Integrated I/O |
| Model Number | 6ES7314-5AE02-0AB0 |
| Series | SIMATIC S7-300 |
| CPU Type | CPU 314 IFM |
| Working Memory | 24 KB |
| Load Memory | External MultiMediaCard (MMC) or CompactFlash (capacity depends on card) |
| Retentive Memory | Yes (configurable for data blocks) |
| Integrated Digital Inputs | 16 DI (24 V DC) |
| Integrated Digital Outputs | 16 DO (24 V DC, 0.5 A) |
| Integrated Analog Inputs | 4 AI (0–10 V, 0–20 mA, etc.) |
| Integrated Analog Outputs | 1 AO (0–10 V, 0–20 mA) |
| Communication Interface | MPI (Multi-Point Interface) |
| Power Supply | 24 V DC (19.2 V to 28.8 V) |
| Power Protection | External fuse recommended (e.g., 2 A) |
| Programming Software | STEP 7 V5.5 + SP1 or higher |
| Bit Operation Time | 0.1 µs (typical) |
| Word Operation Time | 0.2 µs (typical) |
| Fixed-Point Arithmetic Time | 0.5 µs (typical) |
| Floating-Point Arithmetic Time | 1.0 µs (typical) |
| Maximum Number of Data Blocks (DBs) | Up to 1024 (limited by memory) |
| Maximum Number of Function Blocks (FBs) | Up to 1024 (limited by memory) |
| Maximum Number of Functions (FCs) | Up to 1024 (limited by memory) |
| Organization Blocks (OBs) | OB1, OB10, OB35, OB100, OB121, OB122, etc. |
| S7 Counters | Unlimited (limited by RAM, retentive optional) |
| S7 Timers | Unlimited (limited by RAM, retentive optional) |
| Dimensions (W x H x D) | 80 mm x 125 mm x 130 mm |
| Weight | Approx. 0.4 kg |
| Environmental Temperature (Operation) | 0 °C to 60 °C |
| Environmental Temperature (Storage) | -40 °C to 85 °C |

What Does Our Clients Say
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Laura Navas
Great product!
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EQDR SALES
Original and fast!
2020/02/22