Westinghouse 2840A18G01 Relay Output Circuit Board – OVATION Distributed Control System
When a relay output board fails in a live DCS environment, the consequences are immediate and severe: loss of discrete output control, unplanned process shutdowns, and cascading equipment faults that can halt an entire production line. In power generation, chemical processing, and water treatment facilities, even minutes of unplanned downtime translate into significant financial loss and safety risk. The Westinghouse 2840A18G01 Relay Output Circuit Board is the precision-engineered component that keeps these critical control loops intact — and its absence is felt the moment it fails.
The 2840A18G01 is a relay output module designed for use within the Westinghouse OVATION Distributed Control System (DCS) — one of the most widely deployed process control platforms in the global power and utilities sector. As a discrete output interface board, it bridges the OVATION controller logic with field-level actuators, solenoids, and relay-driven devices. Its role in the control architecture is non-negotiable: no equivalent substitute exists without full system re-engineering. This module remains in active service across hundreds of power plants and industrial facilities worldwide, making reliable spare part availability a mission-critical procurement priority.
Technical Specifications
- Part Number: 2840A18G01
- Manufacturer: Westinghouse Electric Corporation
- Module Type: Relay Output Circuit Board
- Compatible System: Westinghouse OVATION DCS
- Output Type: Discrete relay contact outputs
- Form Factor: PCB module for OVATION I/O chassis
- Weight: Approx. 2,100 g (packaged)
- Condition Available: New surplus / Refurbished / Used tested
Note: All specifications are based on manufacturer documentation. Konmask.com does not fabricate or alter technical parameters. Contact us to confirm compatibility with your specific OVATION system revision.
Key Features & Benefits
- Direct OEM Replacement: Exact form, fit, and function match for OVATION DCS relay output slots — zero re-engineering required.
- Relay Contact Isolation: Provides galvanic isolation between the DCS controller and field devices, protecting sensitive control electronics from voltage spikes and inductive loads.
- High Reliability Design: Built to Westinghouse’s industrial-grade standards for continuous operation in demanding power plant environments.
- Plug-and-Play Replacement: Designed for hot-swap or scheduled maintenance replacement within the OVATION I/O chassis without full system shutdown (subject to system configuration).
- Long Service Life: Engineered for extended operational cycles typical of baseload power generation and continuous process industries.
- Broad Field Compatibility: Interfaces with solenoid valves, motor starters, alarm annunciators, and other relay-driven field devices.
Industry & Equipment Applications
- Power Generation: Coal, gas, nuclear, and combined-cycle power plants running Westinghouse OVATION DCS for turbine and boiler control.
- Water & Wastewater Treatment: Municipal and industrial water treatment facilities using OVATION for pump and valve sequencing.
- Chemical & Petrochemical Processing: Continuous process plants requiring reliable discrete output control for safety interlocks and process actuators.
- Pulp & Paper Manufacturing: Mill automation systems where OVATION DCS manages discrete output sequences for drives and conveyors.
- Oil & Gas: Upstream and midstream facilities with OVATION-based safety and control systems.
System Integration & Compatible Parts
The 2840A18G01 operates within the Westinghouse OVATION DCS I/O subsystem. When sourcing this board, consider also verifying the condition of related components to ensure full system integrity:
- OVATION I/O Chassis / Backplane modules
- OVATION Controller cards (1C31227G01, 1C31166G01 series)
- OVATION Communication Interface modules
- Companion analog and digital input boards in the same I/O rack
- Field terminal assemblies and wiring harnesses connected to relay outputs
Contact our technical team to discuss full rack audits or multi-module procurement packages.
Our Quality Assurance Process
At Konmask.com, every module undergoes a structured verification process before shipment:
- Visual Inspection: PCB examined for physical damage, corrosion, burnt components, and connector integrity.
- Functional Testing: Where applicable, boards are bench-tested against known-good reference systems.
- Traceability Documentation: Each unit is documented with condition grade, inspection date, and test results.
- ESD-Safe Packaging: All circuit boards are shipped in anti-static bags with foam cushioning and double-box protection.
- 90-Day Warranty: Refurbished and tested units carry a 90-day return-to-base warranty against functional defects.
How to Order
- Submit an inquiry via the “Request a Quote” button on this page.
- Provide your OVATION system revision, required quantity, and delivery timeline.
- Our technical sales team will respond within 24 business hours with availability, lead time, and pricing.
- Upon order confirmation, we arrange secure export packaging and international freight (DHL, FedEx, UPS, or sea freight for bulk orders).
- Tracking information and commercial invoice provided upon shipment.
Why Choose Konmask.com?
- Specialized DCS Inventory: We focus exclusively on industrial automation and DCS spare parts — not a general electronics distributor.
- Global Export Experience: Serving customers in 40+ countries with compliant international shipping documentation.
- Technical Pre-Sales Support: Our engineers can help verify part compatibility before you commit to a purchase.
- Competitive Lead Times: In-stock items typically ship within 3–5 business days; sourced items within 2–4 weeks.
- Transparent Condition Grading: We clearly disclose whether a unit is new surplus, refurbished, or used-tested — no surprises.
Frequently Asked Questions
- Q: Is the 2840A18G01 compatible with all OVATION DCS revisions?
- A: The 2840A18G01 is designed for the Westinghouse OVATION DCS platform. Compatibility may vary by system revision and I/O chassis generation. Please provide your system details when requesting a quote so our team can confirm fit.
- Q: Do you offer new or only refurbished units?
- A: We stock a mix of new surplus (unused, original packaging where available), professionally refurbished, and used-tested units. Condition is clearly stated on each quote. All units are functionally verified before shipment.
- Q: What is the lead time for this part?
- A: In-stock units ship within 3–5 business days. If sourcing is required, typical lead time is 2–4 weeks. Expedited options are available — contact us for urgent requirements.
- Q: Can you ship internationally?
- A: Yes. We export to customers in North America, Europe, Southeast Asia, the Middle East, and beyond. We handle all export documentation including commercial invoices and packing lists.
- Q: What warranty do you provide?
- A: Refurbished and tested units carry a 90-day return-to-base warranty. New surplus units are sold as-is with inspection certification. Extended warranty options may be available — inquire when requesting a quote.
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