GE IS420UCSCH2A

1. Overview

The GE IS420UCSCH2A is a Universal Control Server (UCS) module belonging to GE Mark VIe and Mark VIeS series, specially designed for GE turbine and power plant control systems. It is a core component of the GE Speedtronic control system series, a mature technology lineup dating back to the Mark I series launched in the 1960s. Despite the implied Printed Circuit Board (PCB) attribute in its model naming, this unit is essentially a complete controller assembly rather than a conventional standalone PCB board.

As a high-performance processing and control module in GE Mark VIe Distributed Control System (DCS), the IS420UCSCH2A integrates advanced control algorithms, comprehensive I/O management functions, and diversified communication interfaces to deliver stable and efficient operational control for industrial power equipment.

2. Technical Specifications

Parameter Item	Technical Specifications
Model	IS420UCSCH2A (Full Model: IS420UCSCH2A-C-V0.1-A)
Series	Mark VIe / Mark VIeS
Processor	AMD GX-216HC Dual-Core Processor, 1.6GHz CPU Frequency
Memory	2GB DDR3-1066
Power Supply	24V DC (Supporting 18-36V DC Input Range)
Power Consumption	2.5W - 12W
Operating Temperature	-40°C to +70°C (Extended Range: -40°C to +85°C)
Humidity	0-95% RH, Non-Condensing
Dimensions	3.78" × 1.5" × 2.68" (Approx. 106.68mm × 106.68mm × 60.96mm)
Weight	0.5kg
Digital I/O	16 Digital Inputs, 16 Digital Outputs
Ethernet Ports	6 Ports
USB Ports	2 × USB 2.0 Ports
Communication Protocols	Ethernet, IONet, Modbus, RS-232, RS-485
Supported OS	QNX 6.5 / QNX 7.1
Cooling Method	Natural Convection Cooling (Fanless Design)
Safety Level	SIL 2 / SIL 3
Function Code	UCSC Function Code, Mark VIe Group 2, Class A Function Revision

3. Product Features

• Dual-Core Processor Architecture: Equipped with AMD GX-216HC dual-core processor, delivering high-speed data processing and rapid response capability for industrial control tasks.
• High Operational Reliability: Supports deterministic control processing, high-efficiency mass data management and stable multi-channel communication, fully meeting the rigorous operational requirements of critical power generation applications.
• Moisture-Proof Electronic Design: The internal circuit board is coated with conformal coating, providing effective protection against humidity, dust and other harsh environmental factors to extend service life.
• Redundant Communication Support: Equipped with multiple network interfaces, featuring redundant communication paths and built-in self-diagnosis functions to ensure uninterrupted system communication.
• Compact Modular Design: Adopts a miniaturized modular structure, which is compatible with standard Mark VIe rack mounting for flexible system configuration and easy maintenance.
• Fanless Cooling System: Relies on natural convection heat dissipation without fans, eliminating fan failure risks and adapting to long-term stable operation in harsh industrial environments.
• Triple Redundancy Compatibility: Supports the installation of up to three modules to build a triple redundant control system, significantly improving system fault tolerance and operational safety.
• Long Service Lifecycle: Applicable to both new power plant construction and old equipment renovation projects, providing long-term operational stability and reliable technical support.

4. Structure and Composition

4.1 Front Panel Components

• 6 female jack connectors for signal and power connection
• Dual USB ports for data transmission and device debugging
• Multiple LED status indicators to display real-time module operating status, fault alerts and communication status

4.2 Mounting Structure

• Two fixing screws on the rear edge for stable and firm installation and positioning
• Three grille openings on both sides to enhance natural convection and heat dissipation efficiency
• Supports standard base mounting inside industrial control cabinets

4.3 Internal Design

• High-performance embedded CPU core for high-speed control and data calculation
• Integrated multi-network interface module to support multi-protocol communication
• Optimized safe operating environment for industrial continuous operation
• Fully encapsulated moisture-proof electronic components for environmental adaptability

------------------------------------------

Many products have not been listed yet. Please contact us for more products

📧 sales5@xrjdcs.com |  📞 +86 18250705533（WhatsApp）丨Sales Manager： Jinny  

Main brand

ABB 丨 GE 丨Allen Bradley  丨  Honeywell 丨   Emerson  丨  Bently Nevada   丨 Westinghouse  

Triconex  丨Foxboro 丨   ICS Triplex  丨  Hima  丨  Schneider 丨  Yokogawa  丨 Woodward  & more

⇒The following are our main activities
Taken the ABB (AC800M/AC800F/AC800PEC/AC900F/excitation control)
★GE VMIVME/ VMIC series CPU mainboard
Relay protection SR469/SR369/SR489/SR750
IS200/IS215/IS220/ IS420/ DS200/DS215
/IC693/IC694/IC695/IC697/IC698
★ Invensys (3008, 3625, 3508E.3721, 3700A 4351B Safety system module)
★ Bentley (3500/42M, 3500/22M, 3500/95.3500/05)
★ Woodward 9907 series 505 governor, 8840 series controller, module
★ Foxboro (FBM230, FBM232, FCP270, H90/H92)
★ Emerson Westinghouse module 1C311/1C312, DELTAV module EPRO sensor
★ Dark Horse (F3330, F3236, F6217, F7126, F8621A)
★ Schneider Modicon 140 series CPU, communication module ELAU servo
★ Prosofte MVI46/56/69, AB, communication module