WESTINGHOUSE 4256A88G01 4256A88G04 PLC Controller – Ovation Series
Westinghouse 4256A88G01 4256A88G04 is listed for OVATION RFQ review. Confirm quantity, condition and destination before quotation.
Model: 5X00063G01
Product Overview
Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.
Datasheet Preview
Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.
Commercial Path
Product pages on DRIVEKNMS are designed to verify model, brand and series first, then move the buyer into one clean quotation path.
Technical Dossier
The Emerson Ovation Distributed Control System (DCS) is one of the most widely deployed process automation platforms in global heavy industry. Installed across coal-fired and nuclear power generation facilities, petroleum refining complexes, chemical processing plants, and pulp & paper mills, the Ovation platform has accumulated a multi-decade installed base that continues to demand active spare parts support. The 5X00063G01 — a HART-enabled Analog Output module — represents a core I/O component within this architecture, responsible for transmitting 4–20 mA control signals to field devices including control valves, positioners, and variable-speed drives. Its HART communication overlay allows simultaneous process control and device diagnostics over the same two-wire loop, reducing wiring infrastructure costs in brownfield installations.
The Ovation platform was originally developed by Westinghouse Electric and commercialized through its Process Control Division before Emerson Electric acquired the product line in 1998 via its purchase of Westinghouse's process control assets. Early Ovation 1.x systems used proprietary backplane communication protocols and were tightly coupled to specific hardware generations. The transition to Ovation 2.x and subsequently 3.x introduced Ethernet-based controller communication, expanded I/O density, and improved redundancy options.
The I/O module form factor has remained largely backward-compatible across generations, allowing facilities to upgrade controllers while retaining existing I/O wiring and termination assemblies. However, firmware dependencies between controller versions and I/O module revisions require careful compatibility verification during procurement. Modules such as the 5X00063G01 carry hardware revision suffixes (G01, G02, etc.) that indicate PCB-level changes; substituting a different revision without engineering review can introduce calibration offsets or communication faults in safety-critical loops.
Q: How are RFQ terms confirmed?
A: Quantity, required condition, documentation needs, destination and sourcing route are confirmed during RFQ review before quotation.
Controllers & Processors
Analog Input (AI) Modules
Analog Output (AO) Modules
Digital Input (DI) Modules
Digital Output (DO) Modules
Communication & Network Adapters
Power Supply Modules
Ovation I/O modules present specific test challenges due to their backplane-dependent initialization sequence and HART protocol stack implementation. DriveKNMS applies the following verification procedures to all Ovation modules prior to dispatch:
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