Siemens Simatic S7-1500 CPU, profinet IRT with 2-port switch Part number 6ES7511-1AL03-0AB0

Product Overview

SIMATIC S7-1500, CPU 1511-1 PN, central processing unit with work memory 300 KB for program and 1.5 MB for data, 1st interface: PROFINET IRT with 2-port switch, 6 ns bit performance, SIMATIC Memory Card required

Key Features:

• Compact Performance: Entry-level CPU for small to mid-range automation applications
• Fast Processing: 6 ns bit operation time for efficient program execution
• PROFINET IRT: Integrated 2-port switch with IRT capability for deterministic communication
• Work Memory: 300 KB program memory and 1.5 MB data memory
• Integrated Display: 3.45 cm display with plain text diagnostics
• Motion Control: Integrated motion control resources for positioning and speed control
• Web Server: Built-in web server for remote monitoring and diagnostics
• Modular Expansion: Expandable with up to 31 additional modules

Technical Specifications:

• Product Series: SIMATIC S7-1500
• Firmware Version: V4.0
• Processing Times: 6 ns (bit), 7 ns (word), 9 ns (fixed point), 37 ns (floating point)
• Work Memory: 300 KB program, 1.5 MB data
• Load Memory: Up to 32 GB via SIMATIC Memory Card
• Supply Voltage: 24 V DC (19.2 to 28.8 V DC)
• Power Consumption: 0.56 A typical, 0.9 A max
• Dimensions: 35 x 147 x 129 mm (W x H x D)
• Weight: 336 g
• I/O Address Area: 32 KB inputs, 32 KB outputs
• Operating Temperature: -30°C to +60°C (horizontal)
• PROFINET Interface: 1 x 2-port switch with IRT, up to 128 IO devices
• Communication: S7, OPC UA (Small license), TCP/IP, MODBUS TCP, Web Server
• Motion Control Resources: 1,120 total resources
• Diagnostic Buffer: 1,000 entries (500 power-fail-proof)
• Country of Origin: Germany

Compliance & Certifications:

• RoHS Compliant: Meets RoHS requirements
• IEC Standards: IEC 61131 programming standards
• PROFINET Compliance: Certified IO Controller and IO Device
• Industrial Cybersecurity: Integrated security with Secure Boot (FW V4.0)
• PROFINET Security Class: Class 1 compliant

Applications:

Perfect for small to mid-range automation applications including special-purpose machines, packaging equipment, material handling, water/wastewater treatment, and general mechanical engineering. Suitable for industries including food & beverage, textiles, machine building, and process automation requiring reliable PLC control with PROFINET communication.