Product Introduction
The Allen Bradley 1756-IA16 ControlLogix Digital AC Input Module is designed to provide reliable AC signal acquisition for ControlLogix automation systems. With 16 discrete input points organized in two 8-point groups, the module allows precise monitoring of industrial AC devices and field sensors.
Featuring an input voltage range of 79–132 VAC at 50/60 Hz, the 1756-IA16 supports consistent signal detection in standard industrial environments. Its open-style chassis mount design and built-in input/communication status indicators, as well as module health displays, facilitate straightforward installation, operation, and diagnostics.
Product Specifications
| Parameter | Specification |
|---|---|
| Product Type | Digital AC Input Module |
| Manufacturer | Allen Bradley |
| Series | ControlLogix |
| Model / Part Number | 1756-IA16 |
| Number of Input Points | 16 |
| Input Point Grouping | 2 groups of 8 points |
| Input Voltage Range | 79–132 VAC |
| Frequency | 50/60 Hz |
| Status Indicators | Input, communication, and module health |
| Mounting Type | Chassis mount |
| Enclosure Type | Open style |
| Control Platform | ControlLogix backplane |
| Industrial Application Level | Standard digital AC signal acquisition |
| Dimensions | 145.2 × 34.6 × 139.6 mm |
| Weight | 0.231 kg |
Applications
• Industrial AC Signal Monitoring
Monitors AC-powered field devices and equipment for discrete input detection.
• Manufacturing Automation Systems
Used to capture status signals from motors, sensors, and actuators.
• Process Control Applications
Provides real-time AC signal acquisition for process and plant automation.
• Machine-Level Control
Detects operational conditions and machine events in discrete systems.
• Diagnostics and Status Monitoring
Built-in indicators facilitate quick assessment of input and module health.
• Distributed I/O Architectures
Integrates with other ControlLogix modules to form a comprehensive control network.
Advantages
• High Point Density
Provides 16 digital AC inputs in a compact module form.
• Grouped Input Organization
Two 8-point groups simplify wiring and signal management.
• Wide AC Voltage Range
Compatible with standard industrial 79–132 VAC signals at 50/60 Hz.
• Status and Health Indicators
Facilitates easy monitoring of input communication and module performance.
• Seamless ControlLogix Integration
Installs directly into the ControlLogix chassis for robust system operation.
• Reliable Industrial Performance
Designed for continuous operation in standard industrial environments.
Excellent PLC
