Overview
The Omron 3G2A3-IA221 is a dedicated input/output module designed for integration with Omron’s SYSMAC S6 programmable controller platform. This I/O device provides reliable signal routing and conversion for legacy industrial automation systems in manufacturing, process control, and motion control applications. With 100-200 VAC input voltage compatibility and 4-point I/O configuration, the 3G2A3-IA221 delivers the connectivity needed to expand or restore control system capacity in established production environments.
Key Features
- 4-point input/output configuration for flexible signal management
- 100-200 VAC rated for standard industrial power supplies
- Ribbon cable and 9-pin connector interface for SYSMAC S6 integration
- Six screw terminals for secure wiring connections
- Legacy-proven design compatible with established Omron S6 control systems
- Modular form factor supports easy installation in control cabinets
Technical Specifications
The Omron 3G2A3-IA221 module meets industrial automation standards for signal integrity and electrical isolation in demanding factory environments.
Typical Applications
- Factory automation and assembly line control
- Process control and plant floor signal distribution
- Motion control system expansions
- Legacy system maintenance and restoration
- Control cabinet upgrades and retrofits
Compatibility & Replacements
Compatible With
- Omron SYSMAC S6 programmable controllers
- Omron legacy automation control platforms
- Industrial I/O expansion modules and racks
Replaces / Drop-In Replacement For
The 3G2A3-IA221 serves as a direct replacement for equivalent Omron SYSMAC S6 input/output modules in systems requiring 4-point I/O with 100-200 VAC input ratings. Verify compatibility with your system integrator before ordering.
Works With
- Omron SYSMAC programming environments
- Industrial control networks compatible with Omron S6 architecture
- Standard industrial I/O signaling protocols














