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OVERVIEW
Official designation: Allen-Bradley 1756-RM (ControlLogix, Redundancy Module)
Role/Application: This module synchronizes data between paired ControlLogix chassis via fiber optics to ensure seamless controller switchover and continuous system availability.
KEY SPECS SUMMARY
Power: 1.16A at 5.1V DC
Interfaces / Ports: LC fiber optic port
Indicators: PRI, COM, OK LEDs
Operating Temp: 0 to 60 degrees C
Platform / Compatibility: ControlLogix Chassis
Limit: 1000 Mbps link
Lifecycle: Active
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What is the maximum data rate for the redundancy link?
A: The module supports high-speed 1000 Mbps communication.
Wiring & Installation:
Q: What cable type is required for the 1756-RM connector?
A: Use 1756-RMC series single-mode fiber optic cables.
Troubleshooting & Compatibility:
Q: What does a solid green PRI LED indicate?
A: It indicates that the chassis is the primary controller.
Replacement & Upgrades:
Q: Can 1756-RM and 1756-RM2 modules be paired together?
A: No, modules must be identical in both chassis.
상품 정보 고시
| Category | Details |
|---|---|
| Product Name | See this page for details |
| Model Name | See this page for details |
| Certification or Licensing Information Required by Law | See this page for details |
| Country of Manufacture or Origin | See this page for details |
| Manufacturer | See this page for details |
| After-sales Service Contact or Customer Support Number | See this page for details |
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