Remote I/O Module for SIMATIC ET 200
This remote I/O module is designed for use with SIMATIC ET 200 systems, enabling the detection and output of process signals via sensors and actuators. It allows for flexible connection of process I/O to automation systems through signal and function modules in remote I/O stations on the fieldbus.





Technical Specifications
Product Overview
Versatile Remote I/O Solutions
This range of remote I/O stations provides a robust solution for detecting and outputting process signals in complex automation systems. Designed for modularity and consistency, these units allow for flexible adaptation to existing plant structures while minimizing cabling and engineering requirements. These stations support high-efficiency communication protocols and are engineered to reduce commissioning, service, and overall life cycle costs.
- Key Advantages
- Modular DesignConsistent ArchitectureReduced CablingWide Technical BandwidthFlexible Plant Adaptability
Design Specifications
System Comparison
| System | Protection | Design | Bus Support |
|---|---|---|---|
| CFU | IP20 | Compact | PROFINET |
| ET 200SP HA | IP20 | Modular | PROFINET |
| ET 200iSP | IP30 | Modular | PROFIBUS |
| ET 200M | IP20 | Modular | PROFINET/PROFIBUS |
| ET 200SP | IP20 | Scalable | PROFINET/PROFIBUS |
| ET 200pro | IP65-67 | Modular | PROFIBUS |
Environmental and Safety
Operating Temperature
Hazardous Area Zones
- Zone 1 (ET 200iSP)
- Zone 2 (CFU, ET 200SP HA, ET 200M, ET 200SP)
- Zone 21 (ET 200iSP)
- Zone 22 (CFU)



