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About the Allen-Bradley 1771
The Allen-Bradley 1771 is a legacy modular I/O system designed for industrial control and machine automation. Built for reliability in harsh environments, it offers broad I/O module variety and simple integration into older PLC installations, making it a common choice for maintenance, retrofit and spare-parts applications.

1771-SDN
- Manufacturer: Allen-Bradley
- Model: 1771
Allen-Bradley 1771-SDN ,1771SDN DeviceNet Products I/O Scanners 2-CHANNEL DEVICENET SCANNER MODULE
Shenzhen, China
1771-ACN15
- Manufacturer: Allen-Bradley
- Model: 1771
Allen-Bradley 1771-ACN15 ,1771ACN15 ControlNet Products ControlNet Network Interfaces CONTROLNET 1.5 AND BEYOND, 1771 I/O ADAPTER
Shenzhen, China

