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- Allen-Bradley
- 1738-AENT
- ArmorPoint EtherNet/IP Adapter
- USA
- 112 x 72 x 65 mm
- 0.36 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
- DHL, UPS, TNT, FedEx and EMS.
- 24-Hour Service
- COO
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Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
Brand new and original
Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
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Product Overview
The Allen-Bradley 1738-AENT ArmorPoint EtherNet/IP Adapter is an industrial network communication module designed to connect ArmorPoint I/O modules to EtherNet/IP automation networks. It acts as a communication bridge between distributed I/O devices and PLC or control systems, enabling real-time data exchange in industrial automation environments.
Designed for rugged industrial applications, the 1738-AENT supports modular, scalable I/O architectures and is commonly used in distributed control systems where flexibility, compact installation, and reliable network communication are required.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen-Bradley |
| Model | 1738-AENT |
| Product Type | ArmorPoint EtherNet/IP Adapter |
| Communication Protocol | EtherNet/IP |
| Function | I/O network adapter |
| Supported Modules | Up to 63 ArmorPoint I/O modules |
| Network Connections | Multiple EtherNet/IP connections |
| Power Supply | 24 V DC |
| Mounting Type | On-machine / panel mounting |
| Backplane Current | Approx. 1.0 A capacity (expandable with external supply) |
| Enclosure Rating | IP65 / IP66 / IP67 |
| LED Indicators | Network, module, and system status |
| Dimensions | 112 × 72 × 65 mm |
| Weight | 0.36 kg |
| Operating Temperature | -20°C to 60°C |
| Application Environment | Industrial automation systems |
Function and Working Principle
The 1738-AENT ArmorPoint Adapter functions as a central communication interface that links distributed ArmorPoint I/O modules to an EtherNet/IP network. It collects input and output data from connected modules and transmits this information to a PLC or industrial controller in real time.
It also distributes control commands from the controller back to field devices, enabling synchronized automation across machines and production lines.
This enables:
Reliable distributed I/O communication
Real-time industrial data exchange
Modular expansion of I/O systems
Reduced control cabinet wiring
Flexible machine-level automation architecture
Its rugged design allows direct installation on machines, making it suitable for harsh industrial environments.
Role in Industrial Control Systems
The 1738-AENT plays a key role in distributed automation systems, supporting:
EtherNet/IP-based industrial networks
Modular I/O expansion systems
Machine-level automation control
Manufacturing and process automation
Remote I/O architectures
Factory-wide control integration
It helps simplify system design while improving communication efficiency between field devices and controllers.
Industrial Applications
The Allen-Bradley 1738-AENT is widely used in:
Automotive manufacturing systems
Packaging machinery
Material handling systems
Conveyor automation
Robotic production cells
Factory automation networks
Process control systems
It is especially suitable for applications requiring flexible and scalable distributed I/O over EtherNet/IP networks.
Installation and System Integration
Proper installation ensures stable performance and communication reliability:
Mounted on machines or inside control panels
Connected via EtherNet/IP network infrastructure
Powered by 24 V DC supply
Integrated with ArmorPoint I/O modules
Requires proper network addressing and configuration
Should follow industrial installation standards for grounding and shielding
Correct setup ensures stable communication and reliable system performance.
Compatible System Components
The 1738-AENT typically works alongside:
Allen-Bradley ArmorPoint I/O modules
PLC systems (ControlLogix / CompactLogix)
EtherNet/IP industrial switches
Distributed automation systems
Industrial sensors and actuators
Machine control systems
These components together form a complete distributed industrial control architecture.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 1738-AENTR | Dual-Port EtherNet/IP Adapter | Network redundancy support | Advanced automation |
| 1734-AENT | POINT I/O Adapter | Compact distributed I/O | Small-scale systems |
| 1732E ArmorBlock Series | Machine-mounted I/O | Sealed rugged design | Harsh environments |
| FLEX I/O EtherNet/IP Modules | Modular I/O system | Flexible configuration | Industrial automation |
| ControlLogix I/O Adapters | Centralized I/O system | High-performance control | Complex systems |
Key Advantages
Scalable distributed I/O architecture
Supports EtherNet/IP industrial networking
Rugged IP67-rated industrial design
Reduces control cabinet wiring complexity
Flexible modular expansion capability
Reliable machine-level installation
Technical FAQs
What is the main function of the 1738-AENT?
It connects ArmorPoint I/O modules to EtherNet/IP networks for industrial automation systems.
Where is it commonly used?
It is commonly used in manufacturing systems, machine automation, conveyor systems, and distributed control applications.
Why use a distributed I/O adapter?
It reduces wiring complexity, improves scalability, and allows I/O modules to be installed closer to machines.
Conclusion
The Allen-Bradley 1738-AENT ArmorPoint EtherNet/IP Adapter is a reliable industrial communication solution designed for distributed automation systems. Its modular architecture, rugged design, and EtherNet/IP connectivity make it suitable for demanding industrial environments requiring flexible and scalable I/O integration.
For engineers and system designers, it provides an efficient way to simplify wiring, improve system architecture, and maintain stable industrial communication across distributed control systems.