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OVERVIEW
Official designation: Allen-Bradley 1756-DHRIO (ControlLogix, Communication Module)
Role/Application: Dual-channel module enabling Data Highway Plus and Remote I/O connectivity for legacy network integration and phased system migration.
KEY SPECS SUMMARY
Power: 5.1V DC, 850mA
Interfaces / Ports: Two 3-pin, One 8-pin
Indicators: 3 LEDs, 2-char display
Operating Temp: 0 to 60 degrees C
Platform / Compatibility: ControlLogix Chassis
Limit: 32 stations per link
Lifecycle: Active
FREQUENTLY ASKED QUESTIONS
Technical Specifications:
Q: What protocols are supported by the two physical channels?
A: Each channel independently supports DH+ or Remote I/O protocols.
Wiring & Installation:
Q: What is the purpose of the 8-pin mini-DIN connector?
A: It provides a programming terminal connection to the network.
Troubleshooting & Compatibility:
Q: How is a module hardware failure identified?
A: The alphanumeric display shows specific numeric error codes.
Replacement & Upgrades:
Q: Can this module replace a 1756-DHRIOXT version?
A: Yes, but it lacks the XT extended temperature range.
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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