Specification
Product Overview:
The 6ES7 211-0AA23-0XB0 is a CPU 221 module from the Siemens SIMATIC S7-200 series, designed for basic automation tasks.
This compact, cost-effective PLC features 6 integrated I/O points (4 digital inputs + 2 relay outputs) and is ideal for small-scale
control applications.
Key Features:
Compact Design – Space-saving unit for simple control tasks.
4 Digital Inputs (24V DC) – Sink/source compatible.
2 Relay Outputs – Supports AC/DC loads (up to 2A).
Onboard RS-485 (PPI Port) – For programming and communication.
Real-Time Clock – Time-based control and logging.
Expandable Memory – Supports program backup via memory cartridge.
Technical Specifications:
Model: CPU 221 (6ES7 211-0AA23-0XB0)
Supply Voltage 24V DC
Digital Inputs 4x 24V DC (sink/source)
Digital Outputs 2x Relay (2A, 250V AC/30V DC)
Program Memory 4 KB
Communication RS-485 (PPI/MPI)
Real-Time Clock Yes (buffered)
Expansion Slots None (non-expandable)
Dimensions (WxHxD) 90 x 80 x 62 mm