

The SIEMENS SIMATIC S7-300 CPU 314, model 6ES7314-1AE84-0AB0, stands as a cornerstone of industrial automation, offering a balanced blend of performance and scalability. This CPU is engineered to handle demanding control tasks, from discrete manufacturing to process industries, with a focus on reliability and efficiency. Its 24 KB working memory provides ample space for complex logic, while the integrated MPI interface enables straightforward networking with other S7-300 components and HMI systems. Whether you're upgrading an existing line or building a new system, this CPU delivers consistent, high-speed processing for critical applications.
| Parameter | Specification |
|---|---|
| Product Model | 6ES7314-1AE84-0AB0 |
| Product Series | SIMATIC S7-300 |
| CPU Type | CPU 314 |
| Application Areas | Chemical, Electronics, Electrical, and other industrial automation fields |
| Integrated Interfaces | MPI (Multi-Point Interface) for communication |
| Power Supply | Integrated 24 V DC (range: 19.2 V to 28.8 V) |
| Power Protection | External protection recommended for power supply cables |
| Working Memory | 24 KByte |
| Load Memory | Typically configured with external storage medium (e.g., MMC) |
| Retentive Memory | Available for data blocks; size depends on external storage configuration |
| Programming Software | STEP 7 V5.x (check latest compatibility list) |
| Processing Capability | Suitable for medium to large automation tasks; enhanced performance over lower-end S7-300 CPUs |
| Maximum Number of Data Blocks (DBs) | Limited by system configuration and external storage capacity |
| Maximum Number of Function Blocks (FBs) | Limited by system configuration and external storage capacity |
| Maximum Number of Functions (FCs) | Limited by system configuration and external storage capacity |
| Organization Blocks (OBs) | Includes OB1, OB10, OB20, OB21, OB32, OB33, OB34, OB35, OB40, OB100, OB80, OB82, OB85, OB87, OB121, OB122 (exact types and quantities vary by configuration) |
| S7 Counters | Unlimited (limited only by RAM capacity); retentive |
| S7 Timers | Unlimited (limited only by RAM capacity); retentive |
| Dimensions (Approx.) | Standard S7-300 form factor (approx. 80 x 125 x 120 mm) |
| Weight (Approx.) | Approx. 280 g |
| Operating Temperature | 0 °C to 60 °C (typical) |
| Storage Temperature | -40 °C to 70 °C (typical) |
| Relative Humidity | Up to 95% (non-condensing) |
| Protection Class | IP20 (with appropriate enclosure) |

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