1.Warranty time: 1 year
2.Delivery time: 3-5 days
3.Product quality: new or discontinued second-hand
1. We are a global trading company, we have a large stock of spare parts, we also produce energy storage batteries
2. Our main sales products are industrial automation control equipment accessories, such as: controller board, processor module, communication module, input and output module, power module (various circuit boards and cards), touch screen, servo driver, servo motor, sensor, cable......
3. We can not only provide new products, but also supply cold and discontinued spare parts, all the discontinued parts will go through strict testing to ensure the reliability of product performance, so that customers can buy and use at ease
4. For more information, please contact us: Contact: Amy | Email: saul01@qq.com | Tel(WhatsApp/Wechat): +86-15359298283
Special controller module for GE Mark VIe gas engine control system
Complete model number
UCSCH1 (function code)
IS420UCSCH1A (Order number/Material number)
Core Functions
Gas engine control core
Dedicated to gas turbine/steam turbine safety protection (TMR architecture)
Execute ignition sequence control, speed regulation and temperature protection
Triple Module Redundancy (TMR)
3-channel independent operation + 2-out-of-3 voting mechanism
Support ≤1ms synchronization period
High speed communication
Backplane bandwidth: 100Mbps (HSIO bus)
Support Profibus DP/V1, Modbus TCP protocol
Technical parameters
Attribute specification
Processor PowerPC 750GL@800MHz
Memory 256MB SDRAM + 64MB Flash
Operating voltage 24VDC ±10% (redundant power supply terminal)
Operating temperature -40°C ~ +70°C (industrial wide temperature)
I/O processing capacity ≤1024 points AI/AO/DI/DO
Certified to SIL 3 (IEC 61508), UL Class 1 Div 2
Features of hardware
Dual Ethernet port:
Port 1: PNC (Plant Network Connector) for host computer communication
Port 2: SNC (Service Network Connector) for the engineer station
LED state matrix:
8-color indicator shows CPU/ network/voting status in real time
Seismic design:
Conforms to IEC 60068-2-6 (5g@10-150Hz)
Typical application scenarios
Gas turbine Control:
GE Frame 6/7/9F unit master control
Gas engine starting logic, flame monitoring, overspeed protection
Combined cycle Power Plant:
Coordinated control (CCS), load distribution
Oil and Gas:
Compressor anti-surge control, turbine protection
Note of compatibility
▸ Frame type: must be installed on IC698CHSxxx series TMR frame
▸ Supporting modules:
Redundant I/O modules: IS420* series (e.g. IS420ESWBH3A)
Synchronization module: IS420SYSEH1A
▸ Software Platform:
Configuration tool: ToolboxST™ V7.0+
Firmware version: ≥10.04
GE UCSCH1 IS420UCSCH1A controller
GE UCSCH1 IS420UCSCH1A controller
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