Electrolux CPUA Compass Pro PLC Processor 432682002

Electrolux CPUA Compass Pro PLC Processor (432682002, 132680901, 432681002)

The Electrolux CPUA Compass Pro PLC Processor (OEM Part Numbers: 432682002, 132680901, 432681002) is a high-performance central processing and logic control module engineered specifically for heavy-duty commercial and marine laundry installations. Operating as the core neurological unit of the Compass Pro control architecture, this processor governs complex sequential automation, programmable wash cycles, dual-way motor drives, thermal monitoring loops, and safety interlocks. Built to withstand harsh maritime environments characterized by high ambient humidity, voltage fluctuations, and continuous mechanical vibration, this microprocessor-based controller ensures fault-tolerant, deterministic cycle execution across shipboard and offshore rig laundry facilities.

Model Details

• Primary MPN: 432682002 (Circuit-Board, Compass Pro CPU Svc)
• Associated Module / Selector MPN: 432681002 (Compass Pro Program Selector Switch)
• Legacy / Alternate Part Numbers: 132680901, 432682001, 0W1WHM, 0W1UUG
• Architecture Generation: Compass Pro Gen 5 / Gen 6 Micro-PLC platform
• Condition Availability: New – Open Box

Terminal Allocations & Input/Output Ratings

• Power Supply Terminals: Designated for 24V DC stabilized inputs with reverse polarity protection and transient voltage suppression (TVS) diodes.
• Control Relay Terminals (DO1 – DO12): Dry-contact relay outputs rated for inductive loads, handling heavy-duty contactors for reversing wash-drum motors, steam injection valves, and drain pump actuators.
• Sensor & Feedback Terminals: Precision low-voltage analog inputs optimized for high-resolution NTC thermistors and linear pressure transducers to monitor water level height down to millimeter precision.
• Communication Ports: Dual-port RS485 blocks configured for multi-drop network topologies, allowing central monitoring or external diagnostic hookups.

Compatible Equipment Models

• Electrolux Barrier Washers: WH664, WH684, WH6110, WH6140 (Compass Pro versions)
• Wascomat Commercial Washers: W575, W5105, W5130, W5180, W5240, W5330
• Electrolux Professional Tumble Dryers: TD6-6, TD6-10, TD6-14, T4190, T4250, T4325 Compass Pro series
• Marine-Specific Laundry Units: Offshore platform and naval vessel custom-configured Electrolux laundry stations utilizing Gen 5/6 architecture.

Key Features

1. Deterministic Real-Time Processing: Guarantees precise execution of multi-stage washing algorithms, imbalance detection routines, and speed regulation profiles.
2. Modular Software Architecture: Supports field parameter uploading and firmware updates via service port / USB key interfaces.
3. Robust Transient Protection: Built-in surge suppressors and optical isolation prevent voltage spikes from damaging core logic components.
4. Comprehensive Error Diagnostics: Real-time fault logging system capturing water fill timeouts, thermal overloads, and door interlock failures.
5. Plug-and-Play Diagnostics: Diagnostic LED arrays provide immediate visual feedback on processor heartbeat, communication status, and active relay states.

Applications

• Commercial Marine & Offshore Vessels: Cruise liners, cargo ships, naval auxiliary vessels, and offshore oil drilling platforms.
• Institutional Laundry Facilities: Large-scale hospitals, correctional facilities, hospitality sector operations, and high-throughput commercial laundries.

Frequently Asked Questions

Does this replacement CPU processor come pre-loaded with machine wash programs?

No. Standard replacement CPUs are shipped blank from the factory without specific machine software or cycle configurations. The technician must flash or configure the module using the specific machine configuration card or USB service tool matching your exact equipment model and drum volume.

Can part numbers 432682002 and 132680901 be used interchangeably?

Part number 432682002 is the updated service replacement part code succeeding earlier legacy variations like 132680901 and 432682001. However, physical connector compatibility and software generation (Gen 5 vs Gen 6) must be cross-verified against your equipment serial number.

What causes sudden processor failure in marine laundry environments?

The primary culprits in marine installations are high humidity-induced micro-corrosion, unsuppressed inductive voltage surges from heavy motor contactors, and unstable shipboard power grids. Using proper line filters and maintaining sealed control cabinet microclimates significantly extends service life.