Siemens SIMATIC S7-200 SMART CPU CR20s
The Siemens SIMATIC S7-200 SMART CPU CR20s is a compact and economical programmable logic controller designed for small industrial automation, machine control and logic-control applications.
The CR20s belongs to the compact S7-200 SMART CPU family and combines the controller, power supply and digital I/O in a compact unit. The specific CR20s model provides 12 digital inputs and 8 relay outputs.
The Siemens article number for this model is 6ES7288-1CR20-0AA1. The CPU uses an AC power supply and provides an integrated RS485 serial interface for programming and communication applications.
Key Features
- Siemens SIMATIC S7-200 SMART CPU CR20s
- Compact PLC design
- 12 digital inputs
- 8 relay digital outputs
- AC power supply
- 12 KB program memory
- 8 KB data memory
- 2 KB retentive memory
- Integrated RS485 serial port
- Compact, non-expandable CPU design
- Suitable for small industrial automation applications
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Siemens |
| Product Series | SIMATIC S7-200 SMART |
| CPU Model | CR20s |
| Article Number | 6ES7288-1CR20-0AA1 |
| Digital Inputs | 12 DI |
| Digital Outputs | 8 DO |
| Output Type | Relay |
| Power Supply | 85–264V AC |
| Program Memory | 12 KB |
| Data Memory | 8 KB |
| Retentive Memory | 2 KB maximum |
| Communication Port | 1 × RS485 Serial Port |
| Analog Inputs | 0 |
| Analog Outputs | 0 |
| Expansion | Non-expandable CPU |
| Application | Industrial Automation |
Applications
- Machine automation
- Small industrial control systems
- Conveyor control
- Pump control
- Packaging machines
- Logic control applications
- Manufacturing equipment
- Factory automation
Programming and Communication
The S7-200 SMART CPU family is designed for industrial automation and can be programmed using Siemens STEP 7-Micro/WIN SMART software. The CR20s provides an integrated RS485 serial interface for programming and communication applications.
Why Choose Nexis Controls?
Nexis Controls supplies industrial automation and control products for manufacturers, system integrators, engineering companies and industrial applications.
For current price, stock availability, compatibility and technical assistance for the
Siemens S7-200 SMART CPU CR20s, contact the Nexis Controls team.























