6ES7288-1ST20-0AA1 Siemens S7-200 SMART CPU ST20 PLC
Product Overview
The 6ES7288-1ST20-0AA1 is a standard CPU module from the Siemens SIMATIC S7-200 SMART series, featuring transistor output and dual communication interfaces. It integrates a PROFINET Ethernet port and an RS-485 port, providing high-speed real-time industrial communication for small and medium automation systems.
Key Specifications
- Brand: Siemens
- Series: SIMATIC S7-200 SMART
- Model: 6ES7288-1ST20-0AA1
- Integrated I/O: 12 DI (24V DC) / 8 DO (Transistor, NPN, 0.5A)
- Power Supply: DC 24V
- Communication Interfaces:
- 1 × PROFINET Ethernet (RJ45) 10/100 Mbit/s
- 1 × RS-485 (supports Modbus RTU)
- PROFINET Capability:
- IO Controller: Up to 8 IO devices
- IO Device (I-Device): Supported with firmware V2.5 and above
- Max data: 128 bytes IN / 128 bytes OUT
- Program Memory: 20 KB
- Installation: DIN Rail Mount
- Protection Class: IP20
Features & Benefits
- Built-in PROFINET interface for high-speed real-time communication with inverters, servos and remote I/O.
- Dual communication ports (PROFINET + RS-485) for flexible networking and system integration.
- Transistor output for fast switching speed, suitable for high-frequency control applications.
- Wide compatibility and strong scalability with S7-200 SMART expansion modules.
- Compact size and stable performance, ideal for various industrial control cabinets.
Applications
Widely used in automated production lines, packaging machinery, textile equipment, electronic manufacturing equipment, material handling systems and automation projects in Southeast Asia, Middle East and global markets.
