The Siemens SIPLUS S7-1500 CPU 1516F-3 PN/DP RAIL is a high-performance, railway-approved fail-safe PLC (F-CPU) designed for complex and safety-critical automation systems operating in railway and harsh industrial environments. This model is the SIPLUS RAIL variant of the standard SIMATIC S7-1500F CPU 1516F-3 PN/DP, engineered to withstand extended temperature ranges, vibration, humidity, condensation, and high EMC stress.
By combining standard automation control and integrated safety in one controller, it reduces system complexity while ensuring high availability and safety integrity. With built-in PROFINET IRT, PROFINET RT, and PROFIBUS DP, the CPU supports both modern Ethernet-based networks and existing PROFIBUS installations.
Fully integrated with TIA Portal, the SIPLUS CPU 1516F-3 PN/DP RAIL is ideal for railway signaling, traction power substations, trackside systems, transport infrastructure, and large industrial safety applications, where performance, safety, and long-term reliability are essential.
| Parameter | Specification |
|---|---|
| Product Brand | Siemens |
| Product Series | SIPLUS S7-1500F |
| Product Type | Fail-Safe PLC CPU (F-CPU) – RAIL |
| Base Model | SIMATIC S7-1500F CPU 1516F-3 PN/DP |
| SIPLUS / RAIL Order No. | 6AG2516-3FN02-4AB0 |
| Application | Railway & Safety-Critical Automation |
| Program Memory | 1.5 MB |
| Data Memory | 5 MB |
| Load Memory | SIMATIC Memory Card (required) |
| Bit Processing Time | Approx. 10 ns |
| Communication Interface 1 | PROFINET IRT (2-port switch) |
| Communication Interface 2 | PROFINET RT |
| Communication Interface 3 | PROFIBUS DP |
| Safety Function | Integrated Fail-Safe (F-CPU) |
| Railway Compliance | RAIL |
| Programming Software | TIA Portal |
| Supported Languages | LAD, FBD, SCL (Structured Text), SFC |
| Power Supply | 24 V DC |
| Operating Temperature | Extended / Extreme (SIPLUS RAIL version) |
| Environmental Protection | SIPLUS coating, vibration & EMC enhanced |
| Mounting Type | DIN Rail |
| Expansion Support | S7-1500 Signal, Communication & Technology Modules |
| Typical Use | Railway Signaling, Trackside Systems, Power Substations |
| Condition | New & Original |
| Country of Origin | Germany |
CPU Model | Program Memory | Data Memory | Article Number |
| CPU 1511-1 PN | 300 KB | 1.5 MB | 6ES7511-1AL03-0AB0 |
| CPU 1511F-1 PN | 450 KB | 1.5 MB | 6ES7511-1FL03-0AB0 |
| CPU 1513-1 PN | 600 KB | 2.5 MB | 6ES7513-1AM03-0AB0 |
| CPU 1513F-1 PN | 900 KB | 2.5 MB | 6ES7513-1FM03-0AB0 |
| CPU 1515-2 PN | 1 MB | 4.5 MB | 6ES7515-2AN03-0AB0 |
| CPU 1515F-2 PN | 1.5 MB | 4.5 MB | 6ES7515-2FN03-0AB0 |
| CPU 1516-3 PN/DP | 2 MB | 7.5 MB | 6ES7516-3AP03-0AB0 |
| CPU 1516F-3 PN/DP | 3 MB | 7.5 MB | 6ES7516-3FP03-0AB0 |
| CPU 1517-3 PN | 4 MB | 50 MB | 6ES7517-3AQ10-0AB0 |
| CPU 1517F-3 PN/DP | 6 MB | 50 MB | 6ES7517-3FQ10-0AB0 |
| CPU 1518-3 PN | 12 MB | 150 MB | 6ES7518-3AT10-0AB0 |
| CPU 1518F-3 PN | 18 MB | 150 MB | 6ES7518-3FT10-0AB0 |
| SIPLUS S7-1500 CPU 1511-1 PN | - | - | 6AG1511-1AL03-7AB0 |
| SIPLUS S7-1500 CPU 1513-1 PN | - | - | 6AG1513-1AM03-7AB0 |
| SIPLUS S7-1500 CPU 1515F-2 PN | - | - | 6AG1515-2FN03-2AB0 |
| SIPLUS S7-1500 CPU 1516-3 PN | - | - | 6AG1516-3AP03-2AB0 |
| SIPLUS S7-1500 CPU 1516F-3 PN | - | - | 6AG1516-3FP03-2AB0 |
| SIPLUS S7-1500 CPU 1518F-4 PN/DP | - | - | 6AG1518-4FP00-4AB0 |
| CPU 1511C-1 PN | 300 KB | 1.5 MB | 6ES7511-1CL03-0AB0 |
| CPU 1512C-1 PN | 400 KB | 2 MB | 6ES7512-1CM03-0AB0 |
| CPU 1511C-1 PN | 175 KB | 1 MB | 6ES7511-1CK01-0AB0 |
| CPU 1512C-1 PN | 250 KB | 1 MB | 6ES7512-1CK01-0AB0 |
| CPU 1511T-1 PN | 450 KB | 1.5 MB | 6ES7511-1TL03-0AB0 |
| CPU 1511TF-1 PN | 450 KB | 1.5 MB | 6ES7511-1UL03-0AB0 |
| CPU 1515T-2 PN | 1.5 MB | 4.5 MB | 6ES7515-2TN03-0AB0 |
| CPU 1515TF-2 PN | 1.5 MB | 4.5 MB | 6ES7515-2UN03-0AB0 |
| CPU 1516T-3 PN | 3 MB | 25 MB | 6ES7516-3TP10-0AB0 |
| CPU 1516TF-3 PN | 3 MB | 25 MB | 6ES7516-3UP10-0AB0 |
| CPU 1517T-3 PN | 6 MB | 50 MB | 6ES7517-3TQ10-0AB0 |
| CPU 1517TF-3 PN | 6 MB | 50 MB | 6ES7517-3UQ10-0AB0 |
| CPU 1518T-3 PN | 18 MB | 150 MB | 6ES7518-3TT10-0AB0 |
| CPU 1518TF-3 PN | 18 MB | 150 MB | 6ES7518-3UT10-0AB0 |
| CPU 1513R-1 PN | 600 KB | 2.5 MB | 6ES7513-1RM03-0AB0 |
| CPU 1515R-2 PN | 1 MB | 4.5 MB | 6ES7515-2RN03-0AB0 |
| CPU 1517H-3 PN | 2 MB | 8 MB | 6ES7517-3HP00-0AB0 |
| CPU 1517H-4 PN | 4 MB | 50 MB | 6ES7517-4HQ10-0AB0 |
| CPU 1518HF-4 PN | 9 MB | 60 MB | 6ES7518-4JP00-0AB0 |
| CPU 1518HF-4 PN | 18 MB | 150 MB | 6ES7518-4JT10-0AB0 |
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