



1794-0A8I | Allen-Bradley A Flex 8 Point Digital Output Module
- Regular price
- $475.00
- Sale price
- $475.00
- Regular price
-
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Product Description P/N: 1794-0A8I
Description
The Allen-Bradley 1794-OA8I is a FLEX I/O AC output module designed for switching AC field devices in distributed control systems. It provides 8 individually isolated output channels for controlling actuators, relays, and indicators.
Technical Specifications
Manufacturer | Rockwell Automation |
Brand | Allen-Bradley |
Part Number/Catalog No. | 1794-0A8I |
Product Type | Flex I/O Digital Output Module |
Outputs | 8 Isolated |
Output Voltage nom. | 120V AC |
Output Current Rating | 4.0A |
On-state Current min. | 5mA per Output |
On-state Voltage Drop max. | 1.0V @ 0.5A max. |
Off-state Leakage Current max. | 2.25mA |
Isolation Voltage | 120V Continuous |
Flexbus Current | 80mA @ 5V DC |
Power Dissipation | 4.1W @ 0.5A max. |
Thermal Dissipation | 14.0 BTU/hr. @ 0.5A max. |
Series | A |
Information About 1794-0A8I
The 1794-OA8I is part of the Allen-Bradley FLEX I/O 1794 series, developed to offer modular, space-saving distributed I/O solutions. This module features 8 individually isolated AC outputs, supporting nominal 120/240V AC operation, making it suitable for direct control of AC devices. It mounts on a FLEX I/O terminal base and connects to adapters for communication with ControlLogix, CompactLogix, or other Allen-Bradley controllers via EtherNet/IP, ControlNet, or DeviceNet. Each output channel is electrically isolated, providing enhanced protection and flexibility in mixed-load applications. Built with LED status indicators, the 1794-OA8I simplifies diagnostics and monitoring, ensuring reliable performance in industrial environments.
Key Features:
-
Design: Compact FLEX I/O module with modular DIN rail mounting.
-
Outputs: 8 individually isolated AC output channels for flexible load control.
-
Voltage Range: Supports 120/240V AC nominal operation.
-
Compatibility: Works with FLEX I/O adapters and integrates with ControlLogix and CompactLogix systems.
-
Performance: Provides dependable switching for AC actuators, relays, and indicators.
-
Diagnostics: Channel status LEDs for easy troubleshooting and monitoring.
-
Safety/Isolation: Individually isolated outputs improve reliability and protection.
-
Application Range: Suitable for process control, factory automation, and distributed I/O systems.
The 1794-OA8I delivers the flexibility and reliability required for AC output switching in modern industrial automation.
Manufacturer information
Allen-Bradley, a brand of Rockwell Automation, specializes in manufacturing industrial automation equipment. The product range includes programmable logic controllers (PLCs), motion control systems, safety devices, motor control equipment, automation software, and HMI panels. Allen-Bradley products are known for their reliability and integration with other systems.
Description
The Allen-Bradley 1794-OA8I is a FLEX I/O AC output module designed for switching AC field devices in distributed control systems. It provides 8 individually isolated output channels for controlling actuators, relays, and indicators.
Technical Specifications
Manufacturer | Rockwell Automation |
Brand | Allen-Bradley |
Part Number/Catalog No. | 1794-0A8I |
Product Type | Flex I/O Digital Output Module |
Outputs | 8 Isolated |
Output Voltage nom. | 120V AC |
Output Current Rating | 4.0A |
On-state Current min. | 5mA per Output |
On-state Voltage Drop max. | 1.0V @ 0.5A max. |
Off-state Leakage Current max. | 2.25mA |
Isolation Voltage | 120V Continuous |
Flexbus Current | 80mA @ 5V DC |
Power Dissipation | 4.1W @ 0.5A max. |
Thermal Dissipation | 14.0 BTU/hr. @ 0.5A max. |
Series | A |
Information About 1794-0A8I
The 1794-OA8I is part of the Allen-Bradley FLEX I/O 1794 series, developed to offer modular, space-saving distributed I/O solutions. This module features 8 individually isolated AC outputs, supporting nominal 120/240V AC operation, making it suitable for direct control of AC devices. It mounts on a FLEX I/O terminal base and connects to adapters for communication with ControlLogix, CompactLogix, or other Allen-Bradley controllers via EtherNet/IP, ControlNet, or DeviceNet. Each output channel is electrically isolated, providing enhanced protection and flexibility in mixed-load applications. Built with LED status indicators, the 1794-OA8I simplifies diagnostics and monitoring, ensuring reliable performance in industrial environments.
Key Features:
-
Design: Compact FLEX I/O module with modular DIN rail mounting.
-
Outputs: 8 individually isolated AC output channels for flexible load control.
-
Voltage Range: Supports 120/240V AC nominal operation.
-
Compatibility: Works with FLEX I/O adapters and integrates with ControlLogix and CompactLogix systems.
-
Performance: Provides dependable switching for AC actuators, relays, and indicators.
-
Diagnostics: Channel status LEDs for easy troubleshooting and monitoring.
-
Safety/Isolation: Individually isolated outputs improve reliability and protection.
-
Application Range: Suitable for process control, factory automation, and distributed I/O systems.
The 1794-OA8I delivers the flexibility and reliability required for AC output switching in modern industrial automation.
Manufacturer information
Allen-Bradley, a brand of Rockwell Automation, specializes in manufacturing industrial automation equipment. The product range includes programmable logic controllers (PLCs), motion control systems, safety devices, motor control equipment, automation software, and HMI panels. Allen-Bradley products are known for their reliability and integration with other systems.

