Allen-Bradley 1794-IA16 Flex I/O AC Input Module

Product Overview

The Allen-Bradley 1794-IA16 is a versatile Flex I/O AC input module. It offers 16 non-isolated input channels. This module accepts AC voltages from 74 to 132 VAC. It works with various Flex I/O communication adapters. The 1794-IA16 simplifies wiring with its compact design. It uses a terminal base like the 1794-TB3 for easy installation. This module is ideal for monitoring and control applications in industrial automation.

Application Scenarios

This module is used in manufacturing plants, process control, and machinery monitoring. It can interface with sensors, switches, and other AC signaling devices. The 1794-IA16 fits in distributed I/O systems. It supports DIN rail mounting for space-saving layouts. Typical applications include conveyor systems, packaging machines, and assembly lines.

Technical Specifications

The module has 16 yellow status indicators per channel. It requires a FlexBus current of 20 mA at 5V DC. Power dissipation is 6.4 Watts max at 132 VAC. The on-state voltage range is 74 to 132 VAC. Off-state voltage is 20 VAC max. On-state current ranges from 5.49 mA to 14.81 mA. Nominal input current is 12 mA at 120 VAC. Off-state current is 2.9 mA min. Operating temperature is 0 to 55 °C. Storage temperature is -40 to 85 °C. Vibration is 5g at 10 to 500 Hz. Operating shock is 30g. The module is type-tested at 1264 VAC for 60 seconds. Continuous isolation voltage is 120 V.

Installation & Maintenance Guide

Mount the module on a DIN rail. Use a compatible terminal base such as 1794-TB3. Connect the FlexBus connector to the adapter. Wire the field devices to the terminal strips. For daisy-chaining, transfer power connections between modules. No routine maintenance is required. Periodically check for loose connections. Ship via Fedex, UPS, or DHL for fast delivery.

Packing List

The package includes one 1794-IA16 module. No terminal base is included. Order the terminal base separately. The module is shipped in anti-static packaging.