Product Details
Product Overview
The Allen-Bradley 1786-RPA is a ControlNet modular repeater adapter engineered to extend and maintain robust network signals within industrial ControlNet systems. Designed for versatile mounting orientations, it delivers reliable communication between network segments and ensures proper signal integrity. The module supports a wide input voltage range, with built-in isolation for safe operation, and accommodates both solid and stranded copper wiring for flexible installation.
Technical Specifications
-
Manufacturer: Allen-Bradley (Rockwell Automation)
-
Model Number: 1786-RPA
-
Product Type: ControlNet Modular Repeater Adapter
-
Power Consumption, Max: 16.8 W
-
Power Dissipation, Max: 8.8 W
-
Input Voltage Range: 18–36 V DC, Class 2/SELV
-
Input Current Rating: 700 mA @ 24 V DC
-
Backplane Output Current, Max: 1.6 A @ 5 V DC
-
Mounting Orientation: Any
-
Isolation Voltage: 50 V continuous; Basic insulation type; Type tested at 710 V DC for 60 s
-
Wire Size: 0.21–3.3 mm² (24–12 AWG) solid or stranded copper, rated 75 °C; max 1.2 mm insulation for power
-
Wiring Category: 2 (on power ports), 2 (on communication ports)
-
Enclosure Type Rating: Open-style, no enclosure
-
Dimensions (L×W×H): 6.9 × 10.21 × 12.7 cm
-
Weight: Approx. 0.5 kg (1.1 lbs)
Application Scenarios
The 1786-RPA is suitable for:
-
Extending ControlNet network segments across industrial facilities
-
Isolating and amplifying signals between network nodes
-
Supporting modular network designs with flexible mounting
-
Ensuring reliable data transmission for high-performance control systems
Comparison with Similar Modules
-
1786-RPAA: Advanced version with extended isolation and diagnostic features
-
1786-RPA: Standard modular repeater adapter for basic ControlNet extension
FAQ
Q: What voltage range does the 1786-RPA support?
A: The module operates safely within 18–36 V DC.
Q: Can it be mounted in any orientation?
A: Yes, the design allows installation in any orientation.
Q: What type of wire is compatible for connections?
A: Solid or stranded copper wire, 24–12 AWG, rated 75 °C, is recommended.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
Selecting the optimal control architecture is a foundational decision in industrial automation. Engineers must frequently choose between a Programmable Logic Controller (PLC) and a dedicated Motion Controller. While both systems manage machinery, their underlying design philosophies differ significantly, impacting performance, scalability, and system integration.
Mastering PLC Power Supply Architectures and Operating Voltages
Selecting the correct operating voltage is a critical step in designing reliable industrial automation systems. Whether you are working with a compact PLC or a large-scale DCS, your power architecture dictates the system's longevity. In this guide, we explore the standard voltage ranges and power distribution strategies required to maintain stable factory automation operations.
Optimizing Power Supply Sizing for Industrial Automation Systems
The power supply is the silent heartbeat of any industrial automation system. While engineers often prioritize processors and communication protocols, a stable power architecture remains the most critical factor for long-term reliability. In my 15 years of experience, I have found that neglecting power supply sizing often leads to ghost errors, intermittent field device failures, and costly production downtime.