Product Introduction

The Allen Bradley 1746-IA8 SLC 500 AC Digital Input Module is an 8-channel AC input module designed for integration within the SLC 500 automation platform by Rockwell Automation. It is built to reliably detect and transmit AC input signals from field devices to the controller, ensuring stable monitoring of discrete processes.

This module operates with 100/120 VAC input signals, making it suitable for applications where AC-powered devices such as push buttons, limit switches, and relays are commonly used. Its open-style design allows for efficient heat dissipation while maintaining dependable operation in standard industrial control cabinets.

With 8 input points grouped for simplified wiring, the 1746-IA8 provides a practical and cost-effective solution for systems that require AC signal acquisition within SLC 500 rack-based architectures.

Product Specifications

Applications

● Used for monitoring AC input signals such as push buttons and selector switches

● Suitable for industrial control panels where AC-powered field devices are used

● Applied in manufacturing systems, providing reliable discrete input detection

● Common in process control environments, where stable AC signal monitoring is required

● Ideal for equipment retrofits, maintaining compatibility with SLC 500 systems

● Used in material handling systems, detecting operational states and positions

Advantages

● Supports standard 100/120 VAC inputs, widely used in industrial environments

● Provides 8 input channels, suitable for compact system configurations

● Features open-style design for efficient thermal performance

● Includes LED indicators per channel, allowing quick status verification

● Ensures stable signal detection, even in electrically noisy conditions

● Fully compatible with SLC 500 rack systems, simplifying integration

Allen Bradley 1746-IA8 SLC 500 AC Digital Input Module最先出现在Excellent PLC。

Product Introduction

The Allen Bradley 1746-IA4 SLC 500 AC Digital Input Module is a compact digital input module designed for integration with SLC 500 series PLCs. It provides four discrete input channels for monitoring AC devices and switches, delivering reliable signal detection for industrial automation systems.

The module supports standard 120 VAC input signals at 50/60 Hz and is optimized for precise, low-current detection, making it suitable for sensing applications in manufacturing, process control, and machine automation environments. Its small footprint allows for efficient use of control panel space.

Product Specifications

Applications

• Digital monitoring of AC devices and switches in SLC 500 PLC systems

• Industrial automation including assembly lines, material handling, and packaging

• Machine control requiring low-current discrete input sensing

• Process monitoring where precise detection of AC signals is required

• Compact control panels where space-saving input modules are needed

• Integration with distributed control systems for efficient wiring and modular expansion

Advantages

• Compact 4-point design, conserving panel space while providing essential input functionality

• Supports standard 120 VAC inputs, compatible with typical industrial AC devices

• Optical isolation, ensuring reliable operation and protecting PLC inputs from electrical noise

• Direct compatibility with SLC 500 PLCs, simplifying system integration

• Low current sensing, minimizing load on input circuits while maintaining accuracy

• Robust industrial performance, suitable for continuous operation in demanding environments

• Flexible mounting options, suitable for DIN rail or SLC 500 chassis installation

Allen Bradley 1746-IA4 SLC 500 AC Digital Input Module最先出现在Excellent PLC。

Product Introduction

The Allen Bradley 1746-IA16 Digital Input Module is an AC digital input module designed for the SLC 500 PLC platform. It provides 16 discrete AC input channels, enabling reliable monitoring of field-level signals operating in the 85–132V AC range.

This module is engineered to interface directly with industrial AC devices such as switches, sensors, and control contacts. Its open-style chassis construction allows seamless installation into SLC 500 racks while maintaining consistent electrical connectivity and dependable signal processing under demanding operating conditions.

Product Specifications

Applications

• AC signal monitoring for pushbuttons, selector switches, and limit switches

• Industrial control panels using SLC 500 PLC systems

• Machine automation systems requiring high-voltage AC input detection

• Process control environments with standardized 120V AC field signals

• Discrete status feedback for interlocks and safety-related logic

• Factory automation systems requiring stable and noise-tolerant AC inputs

Advantages

• Wide AC input range, supporting standard industrial control voltages

• 16-channel input density, reducing overall rack space requirements

• Robust AC input circuitry, improving noise immunity in harsh environments

• Direct SLC 500 compatibility, ensuring simple system integration

• Open-style chassis design, enabling secure mechanical and electrical installation

• Industrial-grade thermal tolerance, supporting reliable operation across temperature variations

Allen Bradley 1746-1A16 SLC 500 AC Digital Input Module最先出现在Excellent PLC。