Product Details
Product Overview
The Honeywell 900RR0-0001 (often referenced within the 900RR0-0101 series architecture) functions as the structural and electronic foundation for high-availability ControlEdge HC900 systems. This Redundant CPM (Control Processor Module) Rack houses dual processors, ensuring zero-point-of-failure operation for critical industrial processes. It facilitates seamless failover between primary and backup controllers to maintain continuous plant operation. We supply this unit as 100% Brand New and original factory stock, providing the essential hardware required for mission-critical Safety Instrumented Systems (SIS) and complex regulatory control.
Technical Specifications
The 900RR0-0001 provides the high-speed backplane and power distribution necessary for redundant processing:
| Parameter | Specification |
| Manufacturer | Honeywell |
| Series | ControlEdge HC900 |
| Rack Function | Redundant Control Processor (CPM) Housing |
| Backplane Type | High-Speed Redundant Communication Bus |
| Dimensions | 18.0 cm x 11.5 cm x 6.3 cm |
| Weight | 2.5 kg (5.5 lbs) |
| Country of Origin | USA |
| Construction | Industrial-grade reinforced chassis |
Engineering Advantages
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Seamless Failover Execution: The internal backplane architecture supports simultaneous synchronization between two CPMs. If the primary processor encounters a fault, the 900RR0 series rack enables the secondary processor to assume control in milliseconds without bumping the process variables.
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Mechanical Integrity for Harsh Environments: Weighing 2.5 kg, this chassis utilizes heavy-duty materials to resist mechanical resonance and industrial vibration. The robust build protects the delicate pin connections of the inserted CPMs from micro-fretting and physical stress.
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Dual Power Path Distribution: The rack distributes power through independent traces, allowing for redundant power supply inputs. This ensures that a single power source failure does not compromise the entire control rack, solving a major pain point in high-uptime facilities.
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Thermal Management Efficiency: The rack design incorporates optimized airflow channels. This prevents heat buildup between the two active processors, ensuring both units operate within their specified temperature ranges even in high-density control cabinets.
FAQs
Q: Does the 900RR0-0001 rack include the Control Processor Modules (CPMs)?
A: No. This part number refers specifically to the redundant chassis (rack). You must purchase the 900C50 or 900C70 series CPMs separately to complete the redundant controller assembly.
Q: Can I install a single CPU in this rack until I am ready to upgrade to redundancy?
A: Yes. The rack functions perfectly with a single CPM. This allows you to commission the system in a non-redundant mode and simply insert the second CPM and redundancy switch later to activate high-availability features.
Q: What is the difference between the 900RR0-0001 and the 900R08 or 900R12 racks?
A: The 900RR0-0001 is a specialized rack dedicated only to the central processors (CPMs). The 900R08 and 900R12 are I/O racks designed to hold input and output modules. You cannot mix CPMs and I/O modules within the 900RR0 rack.
Q: Is this unit a refurbished or used "surplus" rack?
A: Absolutely not. We guarantee this unit is 100% Brand New and original. Using a new rack is vital for redundancy, as worn backplane connectors in used racks can cause intermittent synchronization failures between processors.
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
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Choosing the Right Controller: PLC vs. Motion Controller in Industrial Automation
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Mastering PLC Power Supply Architectures and Operating Voltages
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