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Honeywell HC900-900R04-0200 HC900 Series 4-Slot I/O Rack

Honeywell HC900-900R04-0200 HC900 Series 4-Slot I/O Rack

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  • Manufacturer: Honeywell

  • Product No.: HC900-900R04-0200

  • Country of origin:United States

  • Product Type: Hybrid Controller Racks

  • Payment: T/T, Western Union

  • Weight: 4000g

  • Dimensions: 31.0 cm x 18.0 cm x 20.0 cm

  • Shipping port: Xiamen

  • Warranty: 12 months

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Description

Engineered for seamless integration into distributed process control architectures, the Honeywell HC900-900R04-0200 serves as a rugged 4-slot I/O rack within the Honeywell HC900 Hybrid Controller system. This chassis provides the vital physical and electrical backplane interface, enabling high-speed communication between Honeywell input/output modules and the central processing unit. Designed for reliable signal routing and structural stability, this module-mounting rack is built to handle the rigorous demands of process and safety-critical environments.

Features

  • Compact 4-slot backplane layout designed for space-constrained installations or remote expansion nodes.
  • Robust mechanical construction to shield internal communication buses from environmental hazards.
  • High-speed internal bus design ensures reliable, real-time data synchronization with host processors.
  • Simple DIN-rail or direct panel mounting options for flexible control cabinet configuration.
  • Seamless compatibility with standard Honeywell digital, analog, and specialty safety I/O modules.

Applications

  • Thermal processing, industrial oven, and furnace control integration.
  • Water and wastewater municipal treatment plant automation.
  • Chemical, petrochemical, and refining auxiliary process systems.
  • Boiler, steam-turbine, and localized combustion management configurations.

Technical Specifications

Parameter Value / Specification
Manufacturer Honeywell
Model/Article Number HC900-900R04-0200
Series Compatibility HC900 Hybrid Controller System
I/O Slot Capacity 4 Slots
Mounting Options Panel Mount or Standard DIN Rail
Operating Temperature Limit 0 to 60 degC
Storage Temperature Limit -40 to 85 degC
Relative Humidity 10% to 90% RH (non-condensing)
Shipping Weight (Calculated) 4.0 kg (8.82 lbs)
Package Dimensions (Calculated) 31.0 cm x 18.0 cm x 20.0 cm

Connections and Interfaces

Connector / Interface Function / Circuit Assignment
Module Slots 1 through 4 Proprietary internal parallel bus for Honeywell HC900 series I/O modules
Power Input Slot Dedicated connector interface for 900P01 / 900P02 power supply modules
Chassis Grounding Bolt Low-impedance earth ground connection for protective shielding and noise reduction

Alternative Models & Compatibility

The HC900-900R04-0200 backplane chassis is directly compatible with standard HC900 controllers including C30, C50, and C70 CPUs. When planning a migration or upgrade from older 900R04 legacy hardware configurations, ensure that any existing 900P01/900P02 power supplies and input/output module physical profiles align correctly. Some high-density analog modules may require a system firmware review on the host controller to guarantee full diagnostic visibility across the backplane.

Application Pitfalls & Engineering Notes

To prevent thermal accumulation when populating high-power analog input or output modules within all four slots, a minimum convective clearance of 50mm (2 inches) must be left unobstructed above and below the rack chassis inside the control enclosure. Operating the backplane close to its maximum temperature of 60 degC without adequate ventilation can lead to localized heat buildup, reducing the operational lifespan of the installed power supplies and active field-wire modules.

Commissioning & Wiring Tips

Ensure the physical metal chassis is bonded directly to the main cabinet subpanel using a heavy-gauge, low-impedance ground strap. While many HC900 system components support hot-swapping under controlled circumstances, always refer to your specific control strategy documentation before removing modules from the active backplane to prevent safety-interlock trips or bus communications interruptions.

Installation Guidelines

CRITICAL WARNING:

Isolate and lock out all external power sources before mounting, unmounting, or making connection changes to this rack assembly. Failure to completely de-energize primary and auxiliary power lines before physically installing or servicing the backplane can cause terminal arc flashes, permanent hardware damage, or severe operator injury.

1

Mount the chassis onto a standard DIN rail or bolt it securely to the enclosure's metal subpanel using the integrated mounting brackets.

2

Connect a dedicated earth ground lead to the chassis ground screw, verifying that low contact resistance is achieved.

3

Slide the designated power supply module into its assigned slot and tighten its physical retention screws.

4

Carefully align and insert the desired I/O modules into slots 1 through 4, ensuring full seat connection before securing the module retention screws.

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Can I use older HC900 modules with the HC900-900R04-0200 rack?

Yes, this rack backplane is fully backward-compatible with standard HC900 I/O modules. Ensure your host controller's firmware supports the specific module configuration populated in the rack.

Does this module include an integrated power supply?

No, this is a passive backplane rack. It requires a separate power supply module, such as the 900P01 or 900P02, which occupies its own dedicated slot on the chassis.

Are safety-certified SIL2 modules supported in this 4-slot chassis?

Yes, the backplane bus supports safety-related HC900 modules, provided that the entire system design, including the CPU and application logic, meets the safety integrity level requirements.

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

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