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- Allen Bradley
- 1791D-16B0
- Compactblock I/O Input Basic Module
- USA
- 150 x 38 x 48 mm
- 0.18 kg
- Xiamen, China
- New & In Stock
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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 1791D-16B0 is a CompactBlock I/O Input Basic Module designed for digital input monitoring in distributed automation systems. With dimensions of 150 × 38 × 48 mm and a weight of 0.18 kg, it offers a compact, lightweight, and reliable solution for acquiring digital signals from field devices such as sensors, switches, and proximity detectors. It is fully compatible with Allen Bradley CompactBlock I/O racks, supporting modular and scalable automation architectures.
Technical Specifications
| Parameter | Details |
|---|---|
| Manufacturer | Allen Bradley |
| Model | 1791D-16B0 |
| Product Type | CompactBlock I/O Input Basic Module |
| Dimensions | 150 × 38 × 48 mm |
| Weight | 0.18 kg |
| Module Type | Digital Input |
| Number of Channels | 16 input channels |
| Input Type | Sinking or sourcing (depending on configuration) |
| Mounting | CompactBlock I/O rack |
| Environmental Rating | Industrial-grade, suitable for harsh conditions |
| Compatibility | Allen Bradley CompactBlock I/O racks and controllers |
Function and Working Principle
The 1791D-16B0 operates by:
- Receiving digital signals from field devices such as switches, sensors, and proximity detectors
- Transmitting the input status to a PLC or controller
- Providing 16 discrete input channels for real-time monitoring
- Integrating into CompactBlock I/O systems to expand input capacity
It acts as a critical interface for collecting digital input data, ensuring accurate and reliable communication between field devices and the control system.
Role in Industrial Automation
This module is used to:
- Collect digital input signals from sensors, switches, and proximity devices
- Expand input channel capacity in CompactBlock I/O networks
- Support modular and scalable system design
- Provide reliable input monitoring in harsh industrial environments
Industrial Applications
- Factory and process automation
- Distributed I/O systems for large machinery
- Remote monitoring of industrial sensors
- Integration into modular CompactBlock I/O networks
Installation and Usage
- Mount the 1791D-16B0 in a CompactBlock I/O rack
- Connect input wiring from field devices to module terminals
- Configure the module through PLC or controller software
- Test all 16 channels to verify correct signal acquisition
- Ensure proper power supply and suitable environmental conditions
Its compact and modular design allows easy installation, maintenance, and system expansion.
Compatible System Components
- Allen Bradley CompactBlock I/O racks
- Allen Bradley PLCs and controllers
- Field devices such as switches, sensors, and proximity detectors
- Other CompactBlock I/O modules
Recommended Alternative Models
| Model | Type | Key Feature | Application |
|---|---|---|---|
| 1791D-16B0 | CompactBlock I/O Input Module | 16 digital input channels | Standard digital input acquisition |
| 1790D-TN4V0 | CompactBlock I/O Basic Module | 16 channels | Lightweight input monitoring module |
| 1791D-T32BV0 | CompactBlock I/O Module | 32 channels | Higher-capacity input applications |
Key Advantages
- 16 digital input channels for reliable field monitoring
- Compact 150 × 38 × 48 mm design
- Lightweight module at 0.18 kg
- Industrial-grade durability for harsh environments
- Modular design allows scalable input expansion
Technical FAQs
What is the primary function?
To acquire 16 digital input signals from sensors, switches, or proximity devices and transmit them to the controller.
Which systems is it compatible with?
Compatible with Allen Bradley CompactBlock I/O racks and PLC controllers.
Can it operate in harsh industrial environments?
Yes, it is industrial-grade, suitable for vibration, dust, and temperature extremes.
How many channels does it provide?
It provides 16 digital input channels.
Conclusion
The Allen Bradley 1791D-16B0 CompactBlock I/O Input Basic Module is a compact, lightweight, and reliable solution for digital input acquisition in distributed automation systems. Its 16-channel capability, modular design, and robust construction make it ideal for scalable, dependable, and flexible industrial monitoring networks.