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- Allen Bradley
- 1791ES-IB16
- EtherNet/IP Secure Compact Block Input Module
- USA
- 196 x 77 x 80 mm
- 0.6 kg
- Xiamen, China
- New & In Stock
- T/T, PayPal, Western Union
- 1 Year
- 1-3 Working Days
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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
In modern industrial automation, fast and secure digital input monitoring is essential for reliable control and operational safety. The Allen Bradley 1791ES-IB16 EtherNet/IP Secure CompactBlock Input Module provides high-speed monitoring of digital input signals over EtherNet/IP networks, enabling secure, coordinated, and efficient process control.
This module ensures that signals from field devices are accurately transmitted to the control system, offering robust protection and reliable communication in electrically noisy or distributed industrial environments.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen Bradley |
| Model | 1791ES-IB16 |
| Product Type | EtherNet/IP Secure CompactBlock Input Module |
| Function | Secure digital input monitoring |
| Number of Inputs | 16 |
| Communication Protocol | EtherNet/IP |
| Dimensions | 196 × 77 × 80 mm |
| Weight | 0.6 kg |
| Mounting Type | Panel / DIN Rail Mountable |
| Input Type | Discrete / Digital |
| Isolation | Built-in electrical isolation |
| Operating Temperature | 0°C to 60°C |
| Environment | Industrial-grade |
| Application | Industrial automation, process control |
Function and Working Principle
The 1791ES-IB16 module functions by detecting the state of connected digital field devices and securely transmitting this information over an EtherNet/IP network. Key functions include:
- High-speed detection of discrete input signals
- Built-in electrical isolation for reliable operation
- Secure and reliable communication over EtherNet/IP
- LED indicators for quick diagnostics and troubleshooting
By providing accurate, timely, and secure signal transmission, this module supports efficient and reliable industrial automation.
Role in Industrial Control Systems
This EtherNet/IP input module is critical for automation systems by:
- Monitoring digital signals from sensors, switches, and push buttons
- Providing secure input data to PLCs and distributed control systems
- Ensuring reliable operation in electrically noisy industrial environments
- Supporting fast and coordinated process control for production efficiency
It guarantees that field signals are accurately captured and communicated to enable precise system operation.
Industrial Applications
The Allen Bradley 1791ES-IB16 is commonly applied in:
- Manufacturing and assembly line automation
- Material handling and packaging systems
- Industrial monitoring and safety circuits
- Process control in chemical, food, and beverage industries
- Distributed control system architectures requiring secure EtherNet/IP digital inputs
Its compact design and industrial-grade construction make it ideal for applications requiring high reliability and secure communication.
Installation and System Integration
Proper installation ensures optimal performance:
- Mounted on panels or DIN rails according to manufacturer guidelines
- Connected to field devices with correct wiring
- Integrated into EtherNet/IP networks for secure and coordinated communication
- Ensure correct network termination, grounding, and adherence to wiring standards
- Follow industrial safety and environmental requirements
Correct installation guarantees accurate input detection, secure operation, and stable system performance.
Compatible System Components
The 1791ES-IB16 typically integrates with:
- Allen Bradley CompactBlock EtherNet/IP masters and controllers
- Digital field devices such as sensors, switches, and actuators
- EtherNet/IP network components including cables, switches, and hubs
- PLCs and distributed I/O modules
These components together form a reliable, secure, and scalable industrial automation network.
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 1791ES-IB8 | EtherNet/IP Input Module | 8 digital inputs, compact | Smaller input applications |
| 1791ES-IB16 | EtherNet/IP Input Module | 16 digital inputs | Medium input systems |
| 1791ES-OB16 | EtherNet/IP Output Module | 16 outputs, coordinated control | Digital output applications |
| 1791ES-IB32 | EtherNet/IP Input Module | 32 digital inputs, high-density | High-demand input systems |
Key Advantages
- High-speed detection of digital inputs
- Secure communication over EtherNet/IP networks
- Built-in electrical isolation for reliable operation
- Compact and industrial-grade construction
- Supports secure and efficient industrial automation
- Easy integration into PLCs and distributed I/O systems
- Suitable for continuous operation in demanding environments
Technical FAQs
What is the main function of the 1791ES-IB16?
It provides secure monitoring of digital inputs and transmits signals over EtherNet/IP networks.
Where is it typically used?
It is used in manufacturing, packaging, material handling, and process control applications.
Does it provide electrical isolation?
Yes, built-in isolation ensures reliable operation in noisy industrial environments.
Is it suitable for compact installations?
Yes, its compact form factor allows integration into panels and DIN rail setups.
Conclusion
The Allen Bradley 1791ES-IB16 EtherNet/IP Secure CompactBlock Input Module is a reliable solution for secure and high-speed digital input monitoring in industrial automation.
For engineers and system integrators, this module ensures fast, secure, and continuous input monitoring, supporting safe, efficient, and reliable industrial control system operations.