Emerson 5X00481G04 | OCR1100 DCS CPU Replacement Card

Emerson 5X00481G04 | OCR1100 DCS CPU Replacement Card

  • Model: 5X00481G04
  • Brand: Emerson
  • Series: Ovation OCR1100 Controller Platform
  • Core Function: Executes Ovation control strategies, manages process data acquisition, and provides controller-level communication with Ovation and WDPF I/O systems.
  • Product Type: Controller CPU Card / Processor Module
  • Key Specs:
    • Intel-based processor with 1.1 GHz operating frequency
    • Supports up to 32,000 process points
    • CompactPCI controller architecture with redundant controller capability
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Category: SKU: Emerson 5X00481G04

Description

Product Overview

The Emerson 5X00481G04 is the CPU card component of the Ovation OCR1100 controller platform, providing the primary processing function for Emerson Ovation Distributed Control System installations. Installed together with the OCR1100 controller assembly, the module executes application logic, process control algorithms, data acquisition functions, and communication tasks between the controller network and connected I/O subsystems. The Emerson 5X00481G04 works as the processing core of the OCR1100 architecture, supporting applications across power generation, water treatment, and industrial process facilities.

Designed around an industrial CompactPCI-based controller architecture, the Emerson 5X00481G04 provides the computing resources required for continuous control, sequential logic, alarm processing, and plant data handling. The OCR1100 controller configuration using this CPU card can originate up to 32,000 process points and execute multiple control tasks with configurable loop rates. The module stores application software, point databases, configuration information, and tuning parameters in non-volatile memory, helping maintain controller data integrity during power interruptions.

For facilities maintaining existing Ovation control platforms, the Emerson 5X00481G04 is commonly used as a replacement processor during controller maintenance or lifecycle support activities. Field replacement requires verification of the complete OCR1100 assembly, including the matching IOIC card, base unit, firmware version, controller database, and redundancy configuration. To be completely transparent, replacing only the CPU card does not guarantee immediate recovery unless the surrounding controller hardware and software environment are aligned.

 

Product Introduction (Non-Templated)

When an Ovation controller processor fails, the plant may lose access to critical control strategies even though field devices and I/O modules remain functional. The Emerson 5X00481G04 restores the processing capability of compatible OCR1100 controller assemblies.

Supporting up to 32,000 points, five configurable control tasks, and Ovation/WDPF I/O communication, this CPU card is commonly selected for DCS system maintenance, legacy replacement, and controller restoration projects.

 

Key Technical Specifications

Parameter Value
Product Model 5X00481G04
Manufacturer Emerson
Product Type Ovation Controller CPU Card
Controller Platform Ovation
Architecture CompactPCI Controller Platform
Processor Type Intel-based Processor
Processor Frequency 1.1 GHz
Memory 256 MB RAM
Flash Storage 1 GB Flash
Process Point Capacity Up to 32,000 points
Control Tasks Up to 5 simultaneous tasks
Ethernet Interfaces 4 × 10/100 Mbps Ethernet ports
I/O Compatibility Ovation and WDPF local/remote I/O
Redundancy Support Redundant controller operation
Operating Temperature 0°C to +60°C
Power Supply 24 VDC
Power Consumption Approx. 40 W
Mounting controller chassis
Condition New Surplus, Factory Sealed

 

Related Products

  • Emerson 5X00226G04 — Controller IOIC card used together with the 5X00481G04 to complete the controller assembly. It provides the I/O interface functions while the CPU card handles application execution.
  • Emerson 5X0025G01 — controller base assembly providing the mounting structure and backplane connection for CPU and I/O interface cards.
  • Emerson 5X00481G03 — Earlier CPU card revision. Used for replacement evaluation where firmware and hardware revision compatibility are confirmed.
  • Emerson 5X00618H04 — Complete Ovation controller assembly option, combining controller hardware for integrated replacement requirements.
  • Emerson 5X00226G01 — Related Ovation controller interface card variant used in earlier controller configurations.
  • Emerson 1C31166G02 — Ovation Link Controller module used in legacy Ovation architectures for controller and I/O communication functions.
  • Emerson 1C31203G01 — Remote Node Controller module designed for distributed Ovation I/O cabinet applications.
  • Emerson 5X00301G01 — Foundation Fieldbus interface module used when Ovation systems require intelligent field device integration.

5X00481G04

Frequently Asked Questions (FAQ)

1. Is the Emerson 5X00481G04 compatible with my existing Ovation controller?

The 5X00481G04 is designed specifically for controller assemblies, but compatibility depends on the complete hardware configuration.

Before replacement, verify:

  • Matching IOIC card model
  • base assembly
  • Ovation software version
  • Controller firmware revision
  • Application database compatibility

The CPU card should be evaluated as part of the complete controller system.

2. Can I hot-swap this?

The answer depends on the installed configuration and redundancy arrangement.

Typical replacement steps include:

  1. Confirm controller redundancy status
  2. Backup application and configuration data
  3. Place the controller into the approved maintenance condition
  4. Replace the CPU card
  5. Verify controller diagnostics and communication

A powered replacement should only be performed when specifically supported by the system design.

3. Does the 5X00481G04 support firmware v3.1?

Firmware compatibility depends on the Ovation software release and controller hardware revision.

Engineers should confirm:

  • Current CPU firmware
  • Ovation engineering software version
  • Controller database compatibility
  • Associated I/O module revisions

Matching the part number is required, but firmware alignment is also necessary.

4. Will I lose my control logic when replacing the 5X00481G04?

The CPU card replacement does not automatically transfer the existing control application.

Recommended recovery process:

  • Backup the existing Ovation database
  • Restore controller configuration if required
  • Verify control sheets and logic execution
  • Check I/O communication status

The application should be validated before returning the controller to service.

5. How can I verify a New Surplus Emerson 5X00481G04 is authentic?

Inspection should include:

  • Checking Emerson identification labels
  • Confirming model number and revision markings
  • Inspecting CompactPCI connectors
  • Reviewing available functional test records

New Surplus indicates unused inventory condition, but controller hardware should still be verified before installation.

6. Can the 5X00481G04 support an Ovation DCS upgrade project?

Yes, when the existing system uses a compatible architecture.

Typical applications include:

  • Failed controller replacement
  • Extension of existing Ovation installations
  • Spare inventory preparation
  • Controller lifecycle maintenance

For major modernization projects, engineers should evaluate the complete control architecture before selecting hardware.

7. What should engineers check before commissioning the 5X00481G04?

Key verification points:

  1. Confirm CPU card and IOIC card compatibility
  2. Verify firmware revision
  3. Restore controller configuration
  4. Check Ethernet communication
  5. Confirm I/O database synchronization
  6. Review controller diagnostic messages

These checks help prevent unexpected startup issues after processor replacement.

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