Allen-Bradley 1794-OA8I | Flex I/O Isolated AC Output Module

Allen-Bradley 1794-OA8I Flex I/O Isolated AC Output Module

The Allen-Bradley 1794-OA8I provides advanced isolated AC output control for industrial automation. This module features eight fully isolated channels for enhanced system protection. It delivers reliable performance in demanding electrical environments.

Core Specifications

• Model: 1794-OA8I
• 8 isolated AC output channels
• 120V AC nominal voltage operation
• 4.0A total output current rating
• 5mA minimum on-state current per output
• 1.0V maximum on-state voltage drop
• 2.25mA maximum off-state leakage current
• Weight:0.2kg

Electrical Characteristics

• 80mA FlexBus current draw at 5V DC
• 120V continuous isolation voltage
• 1250V AC for 60 seconds channel-to-channel isolation
• 4.1W power dissipation at 0.5A load
• 6.3W power dissipation at 1A load
• 14.0 BTU/hr thermal dissipation at 0.5A
• 7A surge current for 40ms, repeatable every 8 seconds

Mechanical & Environmental

• Compact dimensions: 94 mm × 94 mm × 69 mm
• Operating temperature: -20°C to 55°C
• 5% to 95% humidity (non-condensing)
• Pollution Degree 2 and Overvoltage Category II
• Zinc-plated steel DIN rail mounting
• Industrial-grade construction

Package Contents

• 1794-OA8I isolated output module
• Installation documentation
• Technical specification guide
• Compliance certification

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