A-B 1794-IA8I FLEX I/O Input Module

Allen-Bradley 1794-IA8I FLEX I/O Input Module

Product Description

The Allen-Bradley 1794-IA8I is an FLEX I/O 8-point isolated digital input module designed for distributed I/O applications. It provides eight isolated AC digital input channels and is used with the Allen-Bradley FLEX I/O system for remote signal acquisition in industrial automation environments.

This module is suitable for monitoring AC field devices such as switches, sensors, and control signals while providing channel-to-channel isolation for improved system reliability.

Technical Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Model: 1794-IA8I
• Product Type: FLEX I/O Digital Input Module
• Series: FLEX I/O 1794
• Input Type: AC Digital Input
• Number of Inputs: 8 isolated inputs
• Input Voltage: 120 VAC nominal
• Operating Voltage Range: 65…132 VAC
• Input Current: Approx. 12 mA @ 120 VAC
• Isolation: Individual channel isolation
• FlexBus Current: 30 mA @ 5 VDC
• Power Dissipation: Approx. 4.5 W maximum
• Operating Temperature: 0…55 °C
• Mounting: FLEX I/O terminal base mounting
• Country of Origin: Singapore (manufacturer listing)

Advantages & Features

• 8-channel isolated AC digital input design
• Provides reliable field signal monitoring
• Channel isolation improves protection against electrical interference
• Supports FLEX I/O distributed control architecture
• Compact modular design saves control cabinet space
• Allows easy replacement and maintenance in industrial systems
• Suitable for remote I/O applications

Applications

• Factory automation systems
• Remote I/O control cabinets
• Machine monitoring systems
• Packaging equipment
• Process automation
• Motor and equipment status monitoring
• Industrial sensor signal acquisition

Notes / Precautions

• Requires compatible 1794 FLEX I/O terminal base and adapter module
• Verify input voltage type before installation
• Confirm field wiring and isolation requirements
• Ensure proper module keying and configuration
• Installation should follow Rockwell Automation wiring guidelines