2773403 Distributed I/O Device Overview
The 2773403 is a distributed I/O device from Phoenix Contact designed for reliable field-level sensor integration in industrial automation systems. Moreover, the 2773403 belongs to the FLX ASI DI 4 M8 series and works as an AS-Interface digital input module for connecting digital sensors efficiently and securely.
In addition, the 2773403 provides 4 digital inputs and supports 24 V DC operation. Therefore, engineers use the 2773403 in conveyor systems, machine automation, packaging equipment, and distributed sensor wiring applications. Its rugged housing and field-mount design also help simplify installation and reduce control panel wiring.
2773403 Key Features
- Distributed I/O device for AS-Interface systems
- 4 digital inputs for field sensor connection
- Single slave AS-i module
- 24 V DC operation
- M8 connector technology for easy sensor wiring
- M12 AS-i connection with fast installation design
- IP67 protection for industrial environments
- Compact block-style housing for machine mounting
2773403 Applications in Industrial Automation
The 2773403 is widely used in industrial automation, machine control, distributed sensor systems, material handling, and packaging lines. Furthermore, the 2773403 helps reduce field wiring complexity by allowing digital sensors to connect directly at the machine level. As a result, maintenance becomes easier and installation time is reduced.
Also, you can explore more related products in our Distributed I/O, Industrial Automation, and Phoenix Contact categories.
2773403 Technical Specifications
- Brand: Phoenix Contact
- Part Number: 2773403
- Model: FLX ASI DI 4 M8
- Device Type: Distributed I/O Device
- Function: AS-i Digital Input Module
- Inputs: 4 Digital Inputs
- Supply Voltage: 24 V DC
- Connection Type: M8 sensor connectors
- AS-i Interface: M12 connector, A-coded
- Protection Rating: IP67
- Transmission Speed: 167 kbps
- Mounting: Direct screw or panel mounting
Why Choose 2773403?
The 2773403 gives industrial systems a compact and reliable way to connect digital sensors over AS-Interface networks. In addition, the 2773403 improves wiring efficiency, saves installation space, and supports durable operation in demanding industrial environments. Finally, it is an excellent choice for engineers building flexible and decentralized automation systems.
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References and Documentation for 2773403
For official technical details, visit Phoenix Contact. You can also check the official product page for 2773403 FLX ASI DI 4 M8 specifications.





