Product Overview
The Allen-Bradley 1792D-8BIO8E is a standalone 24 Volts DC I/O module engineered for distributed control applications. As part of the 1792D ArmorBlock MaXum I/O family, this module delivers 16 channels (8 inputs and 8 outputs) and supports the DeviceNet network, making it a versatile building block for industrial automation systems.
The 1792D-8BIO8E features 24VDC sinking inputs and self-protected 24VDC outputs capable of delivering up to 0.3 Amps per channel. Its compact design and rugged construction suit harsh factory-floor environments, while its loopback connections simplify wiring and enhance noise immunity.
Technical Specifications
Every parameter listed below is verified against the manufacturer's data for the Allen-Bradley 1792D-8BIO8E:
| Specification |
Value |
| Manufacturer |
Allen Bradley |
| Category |
Motors |
| Product Line |
1792D ArmorBlock MaXum I/O |
| Part Number |
1792D-8BIO8E |
| Weight |
1.19 lbs (0.54 kg) |
| Channels |
16 |
| Input Channels |
8 |
| Output Channels |
8 |
| Voltage |
24 Volts DC I/O module |
| ESD Sensitive |
Yes |
| I/O Connections |
Loopback Connections |
| Output Power Source |
DeviceNet |
| UPC |
10612598206596 |
The 1792D-8BIO8E is ESD sensitive; handle with proper precautions. Its output power derives internally from the DeviceNet network, simplifying installation.
Industry Applications
Because the 1792D-8BIO8E combines 8 inputs and 8 outputs in one compact unit, it suits applications requiring local I/O concentration. Typical uses include:
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Material Handling: Monitor proximity sensors and control conveyor actuators via the 24VDC I/O channels.
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Packaging Machinery: Interface with photo-eyes and solenoid valves, reducing wiring runs.
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Process Control: Collect discrete signals from limit switches and drive indicator lights, all over DeviceNet.
The module's short-circuit protection on both inputs and outputs minimizes downtime in production lines.
Installation & Setup Guidance
When installing the 1792D-8BIO8E, ensure all connectors and caps are securely tightened to maintain proper sealing and protect against leaks. Because the unit is prone to noise disturbances, properly terminate input and output cables. With loopback connections, connect return wires back together to achieve maximum noise immunity.
Configure the I/O exchange with the master device via polled, change-of-state, or cyclic connections. The cyclic mode allows the 1792D-8BIO8E to operate as a Client I/O, producing data at a configured rate.
Maintenance & Reliability
Routine inspection should focus on connector integrity and cable condition. The ESD-sensitive nature of the 1792D-8BIO8E demands proper grounding during handling. Its short-circuit protection reduces the risk of damage from wiring faults, extending service life.
Compatibility & Integration
The 1792D-8BIO8E is designed for DeviceNet networks, enabling seamless integration with Allen-Bradley controllers and other DeviceNet masters. It supports polled, change-of-state, and cyclic I/O messaging, offering flexible data exchange.
Selection Guide & Purchasing Advice
Before purchasing, verify that your system uses DeviceNet and that the I/O count matches your needs. The 1792D-8BIO8E provides 8 inputs and 8 outputs, ideal for medium-density applications. PLC Source PRO offers genuine Allen-Bradley modules with reliable sourcing, ensuring compatibility and performance.