Excellent PLC
Product Introduction
The Allen Bradley 1786-RPA ControlNet Modular Repeater Adapter is a communication interface module designed to expand and maintain the reliability of ControlNet industrial networks. It acts as an adapter for ControlNet repeater modules, allowing network segments to be extended while maintaining stable and deterministic data communication between automation devices.
This adapter is commonly used in ControlNet network architectures where longer cable distances, segmented network layouts, or additional repeater modules are required. By supporting repeater functionality, the 1786-RPA helps maintain signal integrity and ensures reliable communication between controllers, remote I/O devices, and other ControlNet network components.
The module features a compact design suitable for installation in industrial control cabinets and automation systems. With stable operating performance and efficient power usage, the 1786-RPA is widely used in manufacturing plants, distributed automation systems, and large-scale industrial control networks that rely on ControlNet communication infrastructure.
Product Specifications
| Parameter | Specification |
|---|---|
| Product Name | ControlNet Modular Repeater Adapter |
| Manufacturer | Allen Bradley |
| Model Number | 1786-RPA |
| Network Type | ControlNet |
| Module Function | Repeater adapter for network extension |
| Power Supply | 24 V DC |
| Backplane Output Current, max | 1.6 A @ 5 VDC |
| Power Consumption, max | 16.8 W |
| Power Dissipation, max | 8.8 W |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Non-operating Temperature | −40 to 85 °C (−40 to 185 °F) |
| Installation Type | Modular network communication adapter |
| Application | ControlNet network expansion and signal regeneration |
| Industrial Usage | Distributed automation and network infrastructure |
| Dimensions | 127 × 69 × 102.1 mm |
| Weight | 0.23 kg |
Applications
● ControlNet Network Expansion
Used to extend ControlNet communication networks across larger industrial facilities.
● Distributed Automation Systems
Connects multiple network segments across different production areas or control panels.
● Manufacturing Plant Networks
Ensures reliable communication between controllers, I/O modules, and network devices.
● Network Signal Regeneration
Supports repeater modules that strengthen communication signals over longer distances.
● Industrial Control Infrastructure
Provides stable networking for PLC systems, operator interfaces, and automation equipment.
● Large-Scale Automation Projects
Ideal for complex automation environments requiring segmented and extended ControlNet architectures.
Advantages
● Reliable Network Expansion
Allows ControlNet networks to extend beyond standard cable length limitations.
● Improved Signal Integrity
Works with repeater modules to regenerate network signals and maintain communication quality.
● Stable Industrial Performance
Designed for continuous operation in demanding industrial automation environments.
● Efficient Power Usage
Low power consumption helps reduce system load while maintaining reliable performance.
● Flexible Network Architecture
Supports modular ControlNet network designs with multiple communication segments.
● Compact and Easy Installation
Compact form factor allows convenient installation in control cabinets and network assemblies.
