Emerson Ovation Modules: OLY094X02-X06 G062911 –

Technical Dossier

Product Details And Specifications

Emerson Ovation Series: Comprehensive Module Range and Technical Overview

The Emerson Ovation Distributed Control System (DCS) is one of the most widely deployed process automation platforms in global heavy industry. Originally developed by Westinghouse Electric and subsequently acquired by Emerson Electric, the Ovation platform has accumulated an installed base spanning fossil-fuel power generation, nuclear power stations, petrochemical refineries, and chemical processing facilities across North America, Europe, Asia-Pacific, and the Middle East. Its modular I/O architecture, deterministic real-time control, and redundancy capabilities have made it the reference standard for high-availability continuous process control. The OLY094X02-X06 G062911 Contact Output Module is a representative component of this ecosystem, providing dry-contact relay outputs for discrete control applications within Ovation controller cabinets.

The Evolution of Ovation Architecture

The Ovation platform traces its lineage to the WDPF (Westinghouse Distributed Processing Family) system introduced in the 1980s. Following Emerson's acquisition of the process control division, the architecture was re-engineered around a standard Ethernet-based plant network (ONet), replacing the proprietary WDPF highway. This transition introduced the Ovation 1.x and 2.x controller generations, which retained backward compatibility with legacy WDPF I/O modules through bridge adapters, enabling phased migration without full system replacement.

The Ovation 3.x generation introduced the OCR400 and OCR1100 controllers, featuring dual-redundant processing, enhanced diagnostics, and support for IEC 61850 communication for substation integration. The current Ovation 3.5+ platform supports virtualized operator workstations, cybersecurity hardening per NERC CIP standards, and integration with Emerson's PlantWeb digital ecosystem. Despite these advances, a substantial portion of the global installed base continues to operate on Ovation 1.x and 2.x hardware, creating sustained demand for legacy I/O modules, contact output cards, and communication adapters that are no longer in active production.

Ovation Full Catalog & Functionalities (SKU List)

The following SKUs represent verified components within the Emerson Ovation DCS ecosystem, classified by functional category:

Contact & Relay Output Modules

• OLY094X02-X06 G062911: Contact output module, dry-relay discrete outputs for cabinet-level control switching.
• 1C31234G01: Relay output module, 16-channel, 120VAC/24VDC contact rating, DIN-rail mount.
• 1C31227G01: Digital output module, 24VDC sourcing, 16-channel, standard Ovation I/O bus.
• 5X00119G01: Discrete output module, high-density 32-channel, 24VDC sinking configuration.

Digital Input Modules

• 1C31238H01: Digital input module, 32-channel, 24VDC, isolated, for field device status monitoring.
• 1C31192G01: Digital input module, 16-channel, 120VAC, used in legacy power plant I/O racks.
• 1C31194G01: Digital input module, 16-channel, 24VDC, standard density, Ovation 2.x compatible.
• 5X00106G01: High-density digital input, 64-channel, marshalled terminal block interface.

Analog Input / Output Modules

• 1C31169G01: Analog input module, 8-channel, 4–20mA, 16-bit resolution, HART-capable.
• 1C31166G01: Analog output module, 8-channel, 4–20mA, isolated, for valve positioner control.
• 5X00226G01: Analog input module, 16-channel, thermocouple/RTD universal input, cold-junction compensated.
• 5X00070G01: Analog output module, 4-channel, 4–20mA, high-accuracy, process loop control.

Controller & CPU Modules

• 5X00109G02: Ovation controller module, OCR400 series, dual-redundant CPU, 100Mbps ONet interface.
• 1C31233G03: Controller interface module, backplane bus bridge for legacy WDPF I/O integration.
• 1C31189G01: Power supply module, 24VDC regulated, for Ovation I/O rack power distribution.

Communication & Network Modules

• 5X00301G01: Communication module, Modbus RTU/TCP gateway, for third-party device integration within Ovation ONet.

Sourcing Hard-to-Find & Obsolete Ovation Parts

A significant portion of Emerson Ovation modules—particularly those from the 1C31xxx and early 5X00xxx families—have reached end-of-active-production status. Emerson's standard lifecycle policy transitions these parts to limited availability, placing the burden of long-term spares management on plant operators. DriveKNMS maintains a dedicated inventory of tested, pull-from-service, and new-surplus Ovation modules to support facilities operating beyond the standard support window.

Our sourcing network covers decommissioned power plant inventories, authorized distributor overstock, and direct manufacturer surplus channels across the US, EU, and Asia-Pacific. For critical applications such as nuclear auxiliary systems or refinery safety instrumented systems (SIS), DriveKNMS provides full traceability documentation including original manufacturer certificates, test records, and chain-of-custody records upon request. Customers requiring long-term maintenance agreements (LTMAs) for Ovation spare parts can contact our technical team to establish scheduled replenishment contracts.

Quality Control for the Ovation Range

Ovation modules present specific testing challenges due to their proprietary backplane communication protocol and multi-layer PCB construction. DriveKNMS applies the following verification procedures to all Ovation inventory prior to shipment:

• Backplane Bus Simulation: Each module is inserted into a live Ovation I/O rack running a validated controller image to confirm correct bus enumeration and address assignment.
• Channel-Level Functional Test: All I/O channels are exercised at rated voltage and current. Contact output modules such as the OLY094X02-X06 G062911 are tested for contact resistance, actuation timing, and coil integrity.
• Firmware Version Verification: Module firmware is read and logged. Compatibility with target controller versions (OCR400, OCR1100) is confirmed before dispatch.
• Visual and Component Inspection: PCB surfaces are inspected under magnification for corrosion, cold solder joints, and capacitor degradation—common failure modes in modules recovered from high-humidity environments.
• Burn-In Cycle: Selected modules undergo a 48-hour powered burn-in cycle to screen for early-life failures before shipment.