Excellent PLC
Product Introduction
The Allen Bradley 1769-IA16 CompactLogix AC Digital Input Module is a high-performance input module designed for the CompactLogix 1769 I/O platform. It provides 16 channels of AC digital input, allowing CompactLogix controllers to monitor multiple AC field devices simultaneously.
The module supports a wide voltage range of 79–132 VAC and standard AC frequencies (47–63 Hz), making it compatible with most industrial control systems. It is engineered to convert incoming AC signals from sensors, switches, and other field devices into digital signals that can be processed by the PLC.
With low current draw and efficient internal circuitry, the 1769-IA16 ensures minimal impact on system power while providing reliable signal detection. The module integrates seamlessly into CompactLogix backplanes and communicates via the internal bus to provide real-time input monitoring. It is ideal for use in industrial automation, machine control, and process monitoring applications where accurate and rapid detection of AC input signals is required.
Product Specifications
| Parameter | Description |
|---|---|
| Manufacturer | Allen Bradley |
| Model | 1769-IA16 |
| Product Type | AC Digital Input Module |
| Series | CompactLogix 1769 I/O |
| Number of Channels | 16 Channels |
| Voltage Range | 79–132 VAC |
| Input Frequency | 47–63 Hz |
| Current Draw (5 VDC) | 115 mA |
| Isolation Voltage | 30 V Continuous |
| Mounting | DIN Rail / Compact I/O backplane |
| Signal Type | AC Digital |
| Communication | Compact I/O Bus |
| Operating Temperature | 0–60 °C |
| Dimensions | 118 × 35 × 87 mm |
| Weight | 0.28 kg |
Applications
• Machine automation systems – Monitors AC signals from sensors and control devices in industrial machinery.
• Process control systems – Detects AC input states to regulate pumps, valves, and actuators in process automation.
• Manufacturing production lines – Interfaces with AC-powered limit switches, proximity sensors, and other field devices.
• Conveyor and material handling automation – Provides digital input monitoring for AC sensors in logistics and packaging systems.
• Safety monitoring – Detects critical AC input signals for emergency stop and fault monitoring circuits.
• Distributed I/O configurations – Integrates multiple AC digital input modules in a CompactLogix network.
Advantages
• High-density input – 16 AC digital channels in a single module reduce system footprint.
• Wide voltage compatibility – Operates over 79–132 VAC, accommodating standard industrial AC signals.
• Low current consumption – Draws only 115 mA at 5 VDC, minimizing power load.
• Fast signal detection – Provides timely and reliable input updates to the controller.
• Compact and modular design – Easy installation in control cabinets or on DIN rails.
• Seamless integration – Fully compatible with CompactLogix 1769 series I/O systems.
• Durable and reliable – Built to operate in industrial environments with stable performance.
