ABB YPQ 201 YT204001-KA/2 CPU Board

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Manufacturer: ABB
Product No.: YT204001-KA/2
Country of origin:Sweden
Product Type: CPU Board
Barcode: 85389091
Payment: T/T, Western Union
Weight: 800g
Dimensions: 28.0 cm x 22.0 cm x 6.5 cm
Shipping port: Xiamen
Warranty: 12 months

The ABB YPQ201A YT204001-KA/2 is an industrial central processing unit board designed for heavy-duty automation control within legacy drive topologies and power distribution networks. Operating as the primary computational hub, this board executes complex control algorithms, manages high-speed fieldbus communications, and monitors system diagnostics in real time. Built with industrial-grade semiconductor components, the module ensures high electromagnetic compatibility and thermal stability under continuous operational stresses in harsh factory environments.

Key Features

Embedded Central Processor: Dedicated high-reliability microprocessor architecture optimized for real-time deterministic task execution.
Dual-Digit LED Interface: Integrated onboard hardware display providing instant numerical diagnostic fault codes and operational status tracking.
Industrial Communications: Native onboard interfaces for Ethernet connectivity, high-speed USB diagnostics, and robust CANbus network routing.
Passive Network Integration: Built-in high-precision resistor networks protecting internal signal logic paths from electrical noise and signal degradation.
Rugged Component Layout: Multilayer printed circuit board assembly featuring conformal coating attributes to resist airborne particulate contaminants.

Industrial Applications

ABB Tyrak DC Drive Control: Serves as the master computational engine managing speed, torque, and gating synchronization loops.
Magnetic Actuator Systems: Deployed within specialized medium-voltage switchgear installations like the AMVAC series breaker control sub-racks.
Distributed Automation Nodes: Functions as an independent data aggregation and processing processing layer communicating with supervisor DCS architectures.

Technical Specifications

Parameter	Value / Specification
Manufacturer	ABB
Model Number	YPQ201A
Part Number	YT204001-KA/2
Module Type	Central Processing Unit Board
Nominal Supply Voltage	12 V DC
Integrated Interfaces	Ethernet, USB, CANbus
Local Diagnostics	2-Digit Segmented LED Panel
Country of Origin	Sweden
Shipping Weight (Calculated)	0.80 kg
Package Dimensions (Calculated)	28.0 cm x 22.0 cm x 6.5 cm

Field Deployment & Installation Guidelines

CRITICAL SYSTEM SAFETY WARNING

Isolate all primary AC power networks and secondary auxiliary 12 V DC supply loops prior to handling the module. Retained capacitance within adjacent power electronics components poses lethal shock hazards. Ensure an approved electrostatic discharge grounding wrist strap is securely connected to the system rack frame before extracting or inserting the processing board.

Field technicians must execute module replacement following strict engineering protocols to avoid hardware mismatch or signal faults:

Firmware Verification: Inspect the EPROM or flash chip labels on the legacy board. Document the exact revision number to confirm functional compatibility with the replacement processor module before mechanical mounting.

Mechanical Alignment: Slide the circuit board evenly along the sub-rack guide rails. Avoid forcing the module; horizontal card paths must align seamlessly with the rear backplane socket interface.

Terminal Torque & Seating: Fully engage the board retention screws to complete the chassis grounding path. Secure fieldbus connectors and communication leads, ensuring locking tabs click firmly into position.

Power-On Boot Analysis: Apply the auxiliary 12 V DC supply and immediately monitor the integrated 2-digit LED window. A standard startup cycle must execute without showing persistent system error codes.

Key Features:

#CPU Board

What is the primary difference between the KA/2 and KA/5 sub-models?

Sub-models denote specific hardware revisions or factory firmware baselines. The electronic components and physical footprint remain identical, but you must verify that the onboard chip revision matches your system parameters.

How do I interpret the numerical codes on the onboard 2-digit LED display?

The display outputs hexadecimal diagnostic sequences. Standard boot cycles cycle through configuration codes, while fixed codes during operation point to communication failure or RAM parity issues as outlined in the technical manual.

Does this control board require a separate external memory module to boot?

The board contains onboard system logic components, but application parameters and specific device configurations depend on the firmware chip configuration or backplane memory loading from the host drive network.

Global Express Shipping

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Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
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Returns & Warranty

30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).

For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .