General Electric Mark VIe IS420UCSBH1A UCSB Controller Module

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Manufacturer: General Electric
Product No.: IS420UCSBH1A
Country of origin:United States
Product Type: UCSB Controller Module
Barcode: 8537101190
Payment: T/T, Western Union
Weight: 1520g
Dimensions: 5.5cm x 12.3cm x 20.3cm
Shipping port: Xiamen
Warranty: 12 months

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Description

The IS420UCSBH1A is a single-module industrial control processor developed by General Electric for the Mark VIe Control Safety System Series. Operating with the functional abbreviation UCSB, this hardware acts as the first generation of UCSB-type standalone control units executing real-world application logic for infrastructure and power plant applications. The IS420UCSBH1A is dynamically engineered with native configuration maps that allow it to function interchangeably as a primary controller within Mark VIe, EX2100e excitation control, and LS2100e static starter systems. Built around an embedded 600 MHz Intel EP80579 microprocessor, the module processes complex turbine application logic and controls communication interfaces without requiring a system backup battery or an integrated mechanical cooling fan assembly. It runs an operating software platform nearly identical to the subsequent UCSC series to maintain firmware compliance and configuration consistency across multi-generation system lifecycles.

Features

Integrated 600 MHz EP80579 Intel industrial microprocessor for consistent, deterministic processing loop execution.
Solid-state hardware design completely eliminates internal cooling fans and volatile backup battery requirements.
Multi-platform multi-purpose identity certified for Mark VIe, EX2100e, and LS2100e control architectures.
Compatible operating system structure delivering nearly identical application logic execution as the UCSC system controllers.
Certified for secure installation in both standard non-hazardous operating environments and Class I, Division 2 locations.

Applications

Gas, steam, and hydro turbine control systems within the Speedtronic product family.
EX2100e generator excitation control loop management.
LS2100e Static Starter control system logic execution.
Hazardous area process automation requiring Class I, Zone 2 or Division 2 safety standards.

Technical Specifications

Parameter	Specification Value
Manufacturer	General Electric (GE)
Model/Part Number	IS420UCSBH1A
Functional Abbreviation	UCSB
System Series Compatibility	Mark VIe Control Safety System, EX2100e, LS2100e
Microprocessor Type	Intel EP80579 (600 MHz clock speed)
Minimum Control Voltage	18 VDC
Nominal Power Supply Ratings	24 VDC / 28 VDC
Maximum Control Voltage	30 VDC
Maximum Current Rating	1.5 ADC
Ambient Operating Temperature Range	-22 to 149 degF (-30 to 65 Celsius)
Cooling Mechanism	Natural Convection (Fanless Architecture)
Manual Reference Guide	GEH-6725 / GEH-6721
Country of Origin	United States

Compliance and Certifications

Location Type	Certification / Listing Agency Codes
ATEX Zone 2, Group IIC	UL DEMKO 12 ATEX 1114875X
Class I, Zone 2, Group IIC	UL E207685
Class I, Division 2, Groups A, B, C, D	UL E207685
Non-Hazardous Locations	UL E207685

Installation Guidelines

CRITICAL WARNING:

De-energize all secondary power distribution networks before inserting or disconnecting this module. Live maintenance in ATEX Zone 2 environments can trigger volatile ignition or cause permanent circuit damage to the processor base board.

Ensure proper cabinet clearance for passive vertical convection cooling. Air passage lanes around the chassis must remain unblocked by adjacent hardware assemblies.

Confirm the primary control voltage supply lines are conditioned within the structural operational envelope of 18 VDC to 30 VDC.

Verify structural grounding pads comply strictly with hazardous deployment guidelines detailed inside GEH-6725 documentation before starting system initialization sequences.

Key Features:

#Mark VIe #UCSB Controller Module

What is the recommended input voltage window for the controller?

The module requires a minimum control potential of 18 VDC and can accept up to a maximum of 30 VDC, with standard nominal ratings placed at 24 VDC and 28 VDC.

Does this controller model require an external cooling fan or internal battery?

No. The hardware is completely fanless and utilizes a battery-less design, depending entirely on natural convection through vertical cabinet orientation for thermal dissipation.

Is the controller compatible with system lines other than the Mark VIe?

Yes. This universal single module is labeled and fully authorized for deployment across Mark VIe, EX2100e excitation control, and LS2100e static starter control loops.

What specific safety classification numbers apply to its hazardous area usage?

It holds UL DEMKO 12 ATEX 1114875X for ATEX Zone 2 (Group IIC) environments, alongside UL E207685 covering Class I, Zone 2, Group IIC, and Class I, Division 2 (Groups A, B, C, D).

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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 .

TECHNICAL SPECIFICATIONS

Color pattern	Black
Country of origin	United States
Power source	DC Power

General Electric Mark VIe IS420UCSBH1A UCSB Controller Module