Flex I/O AC Digital Input Module Allen-Bradley 1794-IA8

Product Overview

The 1794-IA8 is a Flex I/O AC digital input module by Allen-Bradley. It features 8 non-isolated inputs. The module converts AC signals to logic levels for the processor. It operates at 120V AC nominal voltage. The module mounts on a DIN rail. It has an IP20 protection rating. Eight yellow status indicators show input status. The module works with various communication interfaces.

Application Scenarios

This module suits industrial automation systems. It monitors AC signals from sensors and switches. Use it in manufacturing lines and process control. The 1794-IA8 integrates with Allen-Bradley control platforms. It fits applications requiring AC input detection. Typical uses include motor control and safety interlocks.

Technical Specifications

• Inputs: 8 non-isolated
• On-state voltage: 65 to 132V AC
• Off-state voltage: max 43V AC
• Nominal input current: 12 mA at 120V AC
• FlexBus current: 30 mA at 5V DC
• Power dissipation: 4.5W max at 132V AC
• Operating temperature: -20 to 55°C
• Dimensions: 3.7 x 2.7 x 3.7 inches
• Weight: 0.25 lbs

Installation & Maintenance Guide

Mount the 1794-IA8 on a DIN rail. Choose a compatible terminal base unit. Wire using 22 to 12 AWG stranded copper. Attach the terminal base first. Hook the module over the DIN rail. Push to engage the FlexBus connector. Lock by pressing down. Status LEDs help verify operation. Keep the enclosure clean and dry.

Packing List

• 1 x 1794-IA8 Flex I/O AC digital input module
• Quick start guide