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Honeywell 900C75-0460 HC900 C75 Redundant Controller CPU

Brand:Honeywell DCS
Item No.:900C75-0460
Product Origin:USA
Product Dimensions:132 × 25 × 170 mm
Product Weight:0.4kg
Payment:T/T, Western Union, Credit Card
Goods_stock:15
Shipping Port:Xiamen, China
Lead Time:1-3 Days
Condition:Brand New And Original
Warranty:1 Year
Certificate:COO
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  • Product Details
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900C75-0460-1900C75-0460-4900C75-0460-2900C75-0460-3

The Honeywell 900C75‑0460 HC900 C75 Redundant Controller CPU is a high‑reliability central processing module designed for the Honeywell ControlEdge™ HC900 modular automation platform. This CPU unit is engineered for redundant control architectures, enabling seamless failover between primary and standby CPUs so that critical process logic continues to run without interruption in the event of a hardware fault or maintenance transition.

Intended for large‑scale industrial control and safety systems, this module executes complex control strategies with deterministic performance, supports extensive I/O networks, and satisfies stringent functional safety requirements, making it ideal for continuous operation in demanding environments.


Technical Specifications

SpecificationDetails
Model900C75‑0460
Module TypeRedundant Controller CPU
System CompatibilityHoneywell ControlEdge HC900
Processor Type32‑bit RISC PowerPC e300
Memory128 MB ECC DDR2 RAM with battery backup
Function Blocks CapacityUp to ~15,000 blocks
Redundancy SupportDual‑CPU failover configurations
I/O System SupportUp to ~2304 analog input points (system)
Communication InterfacesDual Ethernet ports (typical)
Power SupplyStandard 5 V DC (system supply dependent)
Operating Temperature RangeIndustrial range (typical: ~0 °C to +60 °C)
Storage Temperature Range~‑40 °C to +85 °C
Dimensions (Approx.)~132 × 25 × 170 mm
Weight~0.4–0.5 kg (module board)
Safety CertificationSIL 2 eligible (for safety instrumented systems)
MountingHC900 controller rack slot


Typical Industrial Applications

The 900C75‑0460 C75 CPU is ideally applied across a wide range of industrial control and safety systems where uninterrupted operation and high availability are essential:

  • Redundant process control in chemical, petrochemical and pharmaceutical plants
  • Continuous operation in power generation, including turbine and boiler control
  • Oil & gas upstream/downstream process automation
  • Water/wastewater treatment facilities requiring fault‑tolerant control
  • Large distributed control systems with high I/O counts and complex logic

Its redundant architecture ensures that control logic and process supervision continue through component failures or maintenance transitions, significantly reducing unscheduled downtime.


Key Advantages & Engineering Highlights

  • Redundant Control Support: Designed to operate in dual CPU configurations for seamless failover and high availability.
  • High Performance Processing: PowerPC e300 32‑bit RISC processor delivers fast, deterministic control and supports extensive function blocks.
  • Extended Memory with Data Integrity: ECC‑protected DDR2 RAM with battery backup preserves logic and data through power events.
  • Safety Certified: SIL 2 qualification makes it suitable for safety instrumented systems.
  • Modular & Scalable: Fits into HC900 racks alongside redundant power, I/O, and communication modules for scalable automation architectures.


Technical FAQs

  1. What is the primary purpose of the 900C75‑0460?
    It provides redundant CPU processing capability within ControlEdge HC900 systems to maintain control continuity.
  2. What processor architecture does it use?
    A 32‑bit RISC PowerPC e300 CPU.
  3. How much memory does it have?
    128 MB of ECC‑protected DDR2 RAM with battery backup.
  4. What is SIL 2 certification?
    A functional safety standard indicating suitability for safety instrumented applications.
  5. Can this controller handle large I/O systems?
    Yes — it supports integration with I/O networks handling thousands of points.
  6. Does it have built‑in redundancy features?
    Yes — designed for hot standby CPU configurations.
  7. What communication interfaces are typical?
    Dual Ethernet ports are common for redundancy and host connectivity.
  8. Is this module suitable for safety critical processes?
    Yes — due to SIL 2 capability.
  9. Can it be used in harsh industrial environments?
    Yes — rated for typical industrial temperature and humid environments.
  10. Does it require specific software?
    Yes — configuration and logic programming are managed using Honeywell HC900 Designer or ControlBuilder software.


Sales and Business Development

Phone: +8617350837383
E-mail: [email protected]
Skype: +8617350837383
WhatsApp: +8617350837383
Business hours: We Provide Online Support 24/7
Address: Room 1001, Jiuzhou Commercial Building, Xiamen, Fujian Province, China

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