The Siemens 6ES7511-1AK00-0AB0 SIMATIC S7-1500 CPU 1511-1 PN is a high-performance Central Processing Unit designed for industrial automation applications. This CPU features advanced processing capabilities, comprehensive communication interfaces, and robust industrial specifications.
| Model Number | 6ES7511-1AK00-0AB0 |
| Product Name | SIMATIC S7-1500 CPU 1511-1 PN |
| Product Series | S7-1500 |
| Product Type | Central Processing Unit (CPU) |
| Hardware Function Level | FS06 |
| Firmware Version | V1.8 |
| Display | 3.45 cm diagonal screen |
| Operation Elements | 6 buttons, 1 mode selector switch |
| Type | 24 V DC |
| Voltage Range | 19.2 V DC to 28.8 V DC |
| Reverse Polarity Protection | Yes |
| Power Loss (Typical) | 5.7 W |
| Power Consumption from Backplane Bus | 5.5 W |
| Infeed Power to Backplane Bus | 10 W |
| Input Current (Nominal) | 0.7 A |
| Maximum Inrush Current | 1.9 A |
| Power Failure Ride-through Time | 5 ms |
| Required Memory Card | SIMATIC Memory Card (mandatory) |
| Working Memory for Program | 150 KB |
| Working Memory for Data | 1 MB |
| Load Memory (via Memory Card) | Max 32 GB |
| Retentive Memory | Max 128 KB (88 KB for flags, timers, counters, DBs) |
| Bit Operations (Typical) | 60 ns |
| Word Operations (Typical) | 72 ns |
| Fixed-Point Arithmetic (Typical) | 96 ns |
| Floating-Point Arithmetic (Typical) | 384 ns |
| Maximum Number of Blocks | 2,000 (OB, FB, FC, DB, UDT) |
| PROFINET Interfaces | 1 (with 2-port switch, RJ45) |
| PROFINET Features | IRT, RT, MRP, PROFIenergy, shared device |
| Network Protocol Support | ISO-on-TCP, UDP, SNMP, DCP, LLDP, HTTP, HTTPS, MODBUS TCP |
| Number of S7 Routing Connections | 16 |
| Number of Connections for ES/HMI/Web | 10 |
| Maximum Number of IO Devices | 128 |
| Maximum Number of MRP Ring Nodes | 50 |
| Line Break Switching Time (Typical) | 200 ms |
| Maximum Number of IO Modules | 1,024 |
| Input Address Range | 32 KB |
| Output Address Range | 32 KB |
| Maximum Number of Decentralized IO Systems | 20 |
| Maximum Number of IO Controllers | 1 |
| Dimensions (W×H×D) | 35 mm × 147 mm × 129 mm (1.38×5.79×5.08 in) |
| Weight | Approx. 430 g (15.17 oz) |
| Mounting | 35 mm DIN rail |
| Operating Temperature (Horizontal Mount) | 0°C to 60°C (display: 0°C to 50°C) |
| Operating Temperature (Vertical Mount) | 0°C to 40°C (display: 0°C to 40°C) |
| Relative Humidity | 5% to 95% (non-condensing) |
| Installation Altitude | Max 2,000 m (6,562 ft) |