Excellent PLC
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| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Product Introduction
The Honeywell 900RR0-0200 Redundant Controller Rack is an essential component of the HC900 Hybrid Controller platform, specifically designed to house redundant controllers and provide a reliable backbone for critical process and safety applications. It supports dual CPU modules, redundant power supply connections, and modular I/O configurations, ensuring uninterrupted control even in the event of hardware or communication failures.
As part of Honeywell’s HC900 series, the 900RR0-0200 offers both scalability and high availability, making it suitable for demanding industrial environments where downtime is not acceptable. By integrating process control, logic, and safety in a single platform, this rack provides a central, secure, and efficient system structure for industries that require continuous operations.
Product Specifications
| Parameter | Description |
|---|---|
| Model | Honeywell 900RR0-0200 |
| Product Type | Redundant Controller Rack |
| Supported Controllers | Dual HC900 CPU modules (redundant configuration) |
| I/O Capacity | Supports up to 4,000 I/O points depending on system configuration |
| Communication Ports | Backplane bus connection, Ethernet, Modbus TCP/IP |
| Redundancy Support | CPU redundancy, power supply redundancy, communication redundancy |
| Power Supply | 24 V DC nominal (18–32 V DC range) |
| Operating Temperature | 0–60 °C |
| Storage Temperature | -20–70 °C |
| Humidity Range | 5–95% RH, non-condensing |
| Mounting | Rack-mounted with modular slots |
| Materials | Industrial-grade enclosure, corrosion-resistant |
| Standards Compliance | CE, UL, CSA, IEC/EN 61131 |
| Dimensions | 137 x 261.6 x 151.7 mm |
| Weight | 0.175 kg |
Product Applications
The 900RR0-0200 Redundant Controller Rack is widely used in industries where control system reliability and high availability are mission-critical. Its applications include:
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Power Generation – Ensures redundancy for turbine auxiliaries, boiler management, and plant safety systems.
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Petrochemical and Refining – Provides continuous operation for distillation, reactor control, and safety interlocks.
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Pharmaceutical Production – Used for batch control, sterilization processes, and compliance with strict standards.
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Food & Beverage Industry – Guarantees redundancy for recipe control, pasteurization, and production line sequencing.
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Water and Wastewater Treatment – Maintains uninterrupted operations in pumping, dosing, and filtering systems.
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Metals and Mining – Provides reliable monitoring and safety for smelting, rolling mills, and furnace control.
Product Advantages
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High Availability Design – Built to support redundant CPU modules, minimizing downtime.
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Scalable Platform – Compatible with multiple I/O modules, allowing system expansion.
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Integrated Redundancy – Supports redundancy at CPU, power, and communication levels.
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Industrial-Grade Reliability – Engineered for harsh industrial environments.
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Flexible Integration – Compatible with Honeywell Experion® PKS and other SCADA systems.
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Efficient Maintenance – Hot-swappable modules minimize disruption during servicing.
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Strong Security – Rack architecture supports secure controller placement and reliable data flow.
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Global Compliance – Certified to international standards for industrial automation.
FAQ
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How many CPU modules can be installed in the 900RR0-0200 rack?
The rack supports two CPU modules for full redundancy. -
Does the rack support hot-swapping of modules?
Yes, it supports hot-swapping of power supply and I/O modules to minimize downtime. -
What communication interfaces are available in the rack?
The rack provides backplane communication, Ethernet, and Modbus TCP/IP connectivity. -
Can the rack be used for safety instrumented functions?
Yes, with the proper configuration, it supports safety applications in compliance with SIL standards. -
What is the maximum I/O capacity supported by the rack?
The rack supports up to 4,000 I/O points depending on system configuration. -
Does the rack provide power supply redundancy?
Yes, it supports dual redundant power supply units for continuous operation. -
What diagnostic features are available?
The rack provides diagnostics for CPU health, power supply status, communication integrity, and I/O status. -
Can the rack be integrated with third-party SCADA systems?
Yes, it supports standard protocols such as Modbus TCP/IP for third-party integration. -
What is the typical scan cycle for systems using this rack?
With HC900 CPUs installed, the system can achieve scan cycles as fast as 10 ms. -
Is redundancy automatic in case of CPU failure?
Yes, the secondary CPU takes over automatically if the primary CPU fails.
Recommended Related Models (Same Series or Family)
| Model | Description |
|---|---|
| 900RR0-0100 | Standard Controller Rack for HC900 systems |
| 900C52-0101 | HC900 Base CPU Module |
| 900C52-0130 | HC900 Redundant CPU Module |
| 900H32-0201 | HC900 Digital Input Module |
| 900H32-0301 | HC900 Digital Output Module |
| 900H32-0501 | HC900 Analog Output Module |
Recommended Popular Honeywell Models (Same Brand)
| Model | Description |
|---|---|
| CC-TDIL01 | High-density digital input module |
| CC-TAIX01 | Analog input module for process applications |
| CC-TAOX01 | Analog output module for actuator control |
| CC-TDOB01 | Digital output module for discrete control |
| CC-PCNT01 | Pulse input module for turbine monitoring |
| CC-PUIO01 | Universal I/O module with flexible configuration |
