Product Introduction
The Allen-Bradley 1771-IT Fast Response DC Input Module is a high-speed digital input module designed for PLC-5 automation systems in the 1771 I/O platform from Allen-Bradley. The module is engineered to detect fast-changing DC signals from industrial field devices and transmit the signal status to the PLC processor with minimal delay.
With 8 input points and support for 12/24 VDC signals, the module is suitable for applications where quick signal detection is essential. Its fast response capability allows controllers to react rapidly to changes from sensors, switches, and other discrete input devices used in automation systems.
The 1771-IT installs in a standard 1771 I/O chassis and communicates through the PLC-5 backplane. Its compact design and reliable operation make it well suited for machine automation, high-speed production lines, and control systems that require rapid signal processing and dependable monitoring.
Product Specifications
| Parameter | Description |
|---|---|
| Product Name | Allen-Bradley 1771-IT Fast Response DC Input Module |
| Manufacturer | Allen-Bradley |
| Series | 1771 PLC-5 I/O System |
| Module Type | Fast response DC input module |
| Input Channels | 8 points |
| Nominal Input Voltage | 12/24 VDC |
| Input Voltage Range | 5–125 VDC |
| Installation Location | 1771 I/O chassis |
| Dimensions | 165 × 51 × 89 mm |
| Weight | 0.39 kg |
Applications
● High-Speed Automation Systems
Detects rapid signal changes from sensors used in fast manufacturing equipment.
● Industrial PLC-5 Control Systems
Monitors DC input signals and sends real-time data to the PLC controller.
● Machine Control Panels
Used in equipment where quick response to input conditions is necessary.
● Production Line Monitoring
Tracks signals from switches and detectors to maintain efficient production flow.
● Automated Equipment Protection
Allows control systems to react quickly to abnormal conditions or emergency signals.
Advantages
● Fast Response Performance
Designed to capture rapid signal changes, improving control accuracy in high-speed systems.
● Wide Input Voltage Range
Supports signals from 5–125 VDC, allowing flexible integration with various field devices.
● Compact 8-Channel Design
Provides efficient monitoring of multiple input devices within a single module.
● Reliable PLC Integration
Communicates directly with PLC-5 controllers through the 1771 system backplane.
● Stable Industrial Operation
Maintains dependable signal detection in demanding industrial environments.
● Flexible Automation Integration
Compatible with other modules within the 1771 PLC-5 I/O platform.
Company Information
E-mail: [email protected]
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Add: Alishan Building, 2 Lvling Rd, Siming District, Xiamen, Fujian, China, 361006
Our services
We are specialized in providing industrial automation parts with a one-year warranty. Our industrial automation parts are sold all over the world.
We can provide equipment and spare parts from different countries and manufacturers, solve your worries or quality problems in many places, and have a great price advantage.
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