

The SIEMENS SIMATIC S7-300 CPU 319-3 PN/DP (6ES7318-3EL00-0AB0) is a flagship processor engineered for the most demanding automation environments. With its powerful 1.4 MB onboard memory, triple communication interfaces, and support for unlimited counters and timers, this CPU delivers exceptional performance for high-speed data processing, complex control logic, and seamless integration into PROFIBUS-DP and PROFINET networks. Ideal for industries such as chemical processing, electronics manufacturing, and large-scale material handling, the CPU 319-3 PN/DP ensures reliable operation and maximum flexibility in system design.
| Specification | Details |
|---|---|
| Product Series | SIMATIC S7-300 |
| CPU Type | CPU 319-3 PN/DP |
| Order Number | 6ES7318-3EL00-0AB0 |
| Memory | 1.4 MB (work memory) |
| Load Memory | Requires Micro Memory Card (MMC), capacity up to 8 MB |
| Retentive Memory | Available for data blocks, configurable |
| Integrated Interfaces | 1x MPI/DP (12 Mbit/s), 1x DP master/slave, 1x PROFINET |
| Power Supply | 24 V DC (19.2 V to 28.8 V) |
| Power Protection | External protection recommended for supply cables |
| Programming Software | STEP 7 V5.5 + SP1 or higher |
| Processing Speed | Fast execution for bit, word, fixed-point, and floating-point operations |
| Max. Data Blocks (DBs) | Limited by available RAM |
| Max. Function Blocks (FBs) | Limited by available RAM |
| Max. Functions (FCs) | Limited by available RAM |
| Organization Blocks (OBs) | OB1, OB10-OB102, OB30-OB38, OB80-OB87, and others |
| S7 Counters | Unlimited (retentive, limited by RAM) |
| S7 Timers | Unlimited (retentive, limited by RAM) |
| PROFIBUS-DP Support | Master and slave operation |
| PROFINET Support | Master and slave operation |
| Application Areas | Chemical, electronics, electrical, and complex industrial automation |
| Environmental Conditions | Standard industrial range (0°C to 60°C) |

What Does Our Clients Say
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Great product!
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Original and fast!
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