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Allen Bradley 1794-IA16 FLEX I/O 16-Point AC Digital Input Module

Allen-Bradley 1794-IA16 FLEX I/O 16-Point AC Digital Input Module.

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ManufacturerAllen Bradley

Part number1794-1A16

Input Points 16 Non-isolated

Input Voltage Range 74-132VAC

Nominal Voltage 120VAC

Response Time 26.5ms

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Veteran-owned

CAGE: 9NK75

16 Non-isolated AC Inputs 74-132VAC Input Range Fast Response Time (26.5ms) DIN Rail Mountable Compatible with Flex I/O System

Product description

The Allen-Bradley 1794-IA16 is a FLEX I/O 16-point AC digital input module designed to interface with AC input signals. It features sixteen non-isolated input channels with an input voltage range of 74-132VAC, nominal 120VAC. This module has a response time of 26.5 milliseconds and draws approximately 12mA of current. It is suitable for in-cabinet applications and supports DIN rail or panel mounting.

This module is used to connect various AC electrical and signaling devices to a PLC system, such as switches, sensors, and control signals operating on 120VAC. It is commonly found in manufacturing, building automation, and process control environments where AC input detection is required.

Stanlo Automation, a veteran-owned surplus distributor, offers the Allen-Bradley 1794-IA16. We provide reliable industrial automation parts with competitive pricing and fast shipping, ensuring you get the components needed to maintain your operations.

Technical specifications

Input Points	16 Non-isolated
Input Voltage Range	74-132VAC
Nominal Voltage	120VAC
Response Time	26.5ms
Current Draw	12mA
Mounting	DIN Rail, Panel
Standards	C-TICK, CE, CSA, GOST, KC, UL

Common applications

AC Switch Input

AC Sensor Input

Control Signal Monitoring

Status Indication

General AC Input Detection

Industrial Control

Compatible systems

Flex I/O Communication Adapters (e.g., 1794-ADN, 1794-AENT) FLEX I/O Terminal Bases (e.g., 1794-TBN, 1794-TB3)

Also known as

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

Replaces / compatible with

Compatible with Allen-Bradley FLEX I/O communication adapters and terminal bases.

Technical note

Expert tip

Requires a compatible terminal base unit (e.g., 1794-TBN, 1794-TB3) for proper installation and wiring.

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Frequently asked questions

What is the input voltage range for the Allen-Bradley 1794-IA16 module?

The Allen-Bradley 1794-IA16 module accepts AC input voltages within the range of 74 to 132VAC, with a nominal input voltage of 120VAC. This makes it suitable for interfacing with standard AC control signals.