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- Allen-Bradley
- 1761-NET-DNI
- DeviceNet Interface Module
- USA
- 118 x 52.07 x 64.8 mm
- 0.23 kg
- Xiamen, China
- New & In Stock
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- 1 Year
- 1-3 Working Days
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Product Overview
The Allen-Bradley 1761-NET-DNI is a DeviceNet Interface Module designed to enable communication between MicroLogix controllers and DeviceNet industrial networks. It acts as a gateway, allowing PLCs to exchange data with distributed I/O, drives, sensors, and other DeviceNet-compatible devices in automation systems.
It is commonly used in industrial environments where decentralized control and high-speed fieldbus communication are required.
Technical Specifications
| Parameter | Details |
|---|---|
| Product Type | DeviceNet Interface Module |
| Manufacturer | Allen-Bradley |
| Model | 1761-NET-DNI |
| Function | Communication gateway to DeviceNet network |
| Supported Network | DeviceNet (CAN-based fieldbus) |
| Compatible Controllers | MicroLogix PLCs |
| Communication Role | Scanner / adapter interface support |
| Power Supply | 24V DC |
| Mounting Type | DIN rail / panel mounting |
| Operating Environment | Industrial automation environments |
| Dimensions | 118 × 52.07 × 64.8 mm |
| Weight | 0.23 kg |
| Construction | Industrial-grade communication module |
Function and Working Principle
The 1761-NET-DNI enables MicroLogix controllers to communicate over a DeviceNet network, which is based on the CAN protocol. It manages cyclic data exchange between the PLC and connected field devices such as sensors, actuators, and distributed I/O modules.
It functions by:
- Translating PLC data into DeviceNet messages
- Managing node addressing and network communication
- Enabling real-time I/O data exchange
- Supporting distributed automation architectures
This allows centralized control of decentralized industrial devices.
Industrial Role
The 1761-NET-DNI is used in:
- Distributed I/O systems
- Motor control networks
- Conveyor and packaging lines
- Automotive manufacturing systems
- Process automation with fieldbus architecture
It is especially useful in systems requiring deterministic real-time communication.
Installation and Integration
- DIN rail or panel mounting
- Powered by 24V DC supply
- Connects PLCs to DeviceNet trunk lines
- Requires node configuration for network setup
- Integrates with MicroLogix programming environments
Compatible Systems
- Allen-Bradley MicroLogix PLCs
- DeviceNet I/O modules
- PowerFlex drives
- Industrial sensors and actuators
- Rockwell Automation DeviceNet networks
Alternative / Replacement Options
| Model | Description |
|---|---|
| 1761-NET-ENI | Ethernet communication interface (modern alternative) |
| 1761-NET-ENIW | Enhanced Ethernet interface |
| 22-COMM series | DeviceNet communication adapters for drives |
| EtherNet/IP systems | Modern industrial network replacement |
| CompactLogix PLCs | Built-in high-speed network support |
Key Advantages
- Enables DeviceNet fieldbus connectivity
- Supports distributed industrial control systems
- Reliable real-time communication
- Easy integration with MicroLogix PLCs
- Reduces hardwired I/O complexity
- Industrial-grade robust communication design
Conclusion
The Allen-Bradley 1761-NET-DNI DeviceNet Interface Module provides a reliable communication bridge between MicroLogix controllers and DeviceNet networks. It enables efficient distributed automation by supporting real-time data exchange with field devices, making it suitable for industrial environments requiring scalable and networked control systems.