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Contact: YMGK Industrial Control
Phone: +86 18059884790
E-mail: plc66@qq.com
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- Warehouse: Spot
- Warranty: 365 days
- Quality: Original module
- Condition: New
- Shipping method: Courier delivery
- Contact person: LI MING
- Contact number: +86 18059884790
- WeChat:18059884790
- E-mail: plc66@qq.com
GE IS420UCSBS1A (UCSB) is a **Mark VIeS Safety Controller** designed for GE’s critical safety and turbine control systems. It executes safety-critical logic (ESD, BMS) and integrates with Mark VIe IONet, EX2100e excitation, and LS2100e systems, certified for SIL 2/SIL 3 applications.

- Part Number: IS420UCSBS1A (UCSB = Universal Control Safety Board)
- Manufacturer: General Electric (GE Energy)
- Series: Mark VIeS Safety System / Mark VIe Turbine Control
- Processor: 600 MHz Intel EP80579
- Memory: 256 MB DDR2 SDRAM, 2 MB Flash
- Storage: 128 GB SSD (for logic/data)
- Ports: 5 × 10/100Base‑TX (2 × UDH, 3 × IONet)
- Power: 28 V DC nominal (18–36 V DC range), ≤2 A
- Redundancy: Simplex, Dual, or TMR (Triple Modular Redundant)
- Temp Range: −30°C to +65°C; conformal coated
- Certifications: IEC 61508 SIL 2/SIL 3, UL E207685, ATEX Zone 2
- Mounting: Panel or DIN‑rail; IP20 rated
- Dimensions: 170 × 105 × 32 mm; Weight: ~1.1 kg
Warranty: 12 months

- GE Mark VIe/VIeS gas/steam turbine safety & control
- EX2100e generator excitation control (safety interlocks)
- Emergency Shutdown (ESD) and Burner Management (BMS)
- Combined‑cycle plants, refineries, petrochemicals, wind farms
- Hazardous locations (Class I, Zone 2, Group IIC)
- SIL 2/SIL 3 certified: Meets strict functional safety standards
- Fanless design: High reliability, low maintenance in harsh environments
- Multi‑protocol support: Modbus TCP, EGD/UDH, OPC UA, Profibus
- Deterministic IONet: Low‑latency communication with Mark VIe I/O
- Redundant options: Dual/TMR for maximum uptime in critical systems
Purchase Information
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- Global Inventory: 121 shared inventories worldwide, enabling fast delivery from overseas warehouses.
- Pricing & After-Sales: Competitive prices with reliable 1-year warranty.
Customer Coverage: United States, Germany, Japan, South Korea,
UK, France, Italy, Canada, Brazil, Australia, Russia, Spain, Netherlands,
Switzerland, Sweden, Belgium, Austria, Turkey.
- Product Quality: 100% original new, tested before shipment.
- Discounts: Wholesale discounts available for bulk orders.



