+86 18030182217
+86 18030182217
sandydcsplc@gmail.com
Description
Product Overview
The GE IS400JGPAG1A is a high-performance analog I/O module integral to GE’s Speedtronic™ Mark VIe gas turbine control systems. Designed for precision signal processing and real-time data acquisition, this module serves as a critical interface between field sensors/actuators and the turbine controller. Equipped with a 1066 MHz Intel EP80579 microprocessor, the IS400JGPAG1A executes complex control algorithms with deterministic accuracy, ensuring optimal turbine performance under dynamic load conditions. Its IONet (I/O Network) interface enables seamless communication with distributed I/O packs, supporting high-speed data exchange for functions like fuel-valve positioning, temperature monitoring, and speed regulation. Engineered for harsh industrial environments, the module operates reliably within a temperature range of -40°C to +85°C and features robust EMI shielding, making it indispensable for power generation, oil and gas, and marine propulsion applications where system uptime and safety are paramount.
Technical Specifications
| Parameter | Value |
| Product Model | IS400JGPAG1A |
| Manufacturer | General Electric (GE) |
| Product Type | Analog I/O Module |
| Processor | 1066 MHz Intel EP80579 |
| IONet Interface | 100 Mbps full-duplex Ethernet |
| Analog Input Channels | 8 channels (configurable) |
| Analog Output Channels | 4 channels (configurable) |
| Input Voltage Range | 0–10V, ±10V, 4–20mA |
| Output Voltage Range | 0–10V, ±10V |
| Resolution | 16-bit |
| Operating Temperature | -40°C to +85°C |
| Storage Temperature | -40°C to +105°C |
| Power Supply | 24V DC ±10% |
| Dimensions | 178mm × 178mm × 38mm |
| Weight | 0.6kg |
| Protection Class | IP65 (dust/water resistant) |
| Compliance | SIL 2 (IEC 61508) |
Main Features and Advantages
High-Speed Signal Processing: Leveraging a 1066 MHz Intel processor, the IS400JGPAG1A achieves sub-millisecond response times for critical control loops, such as exhaust temperature modulation and fuel-flow optimization. This minimizes turbine overshoot during load transitions, enhancing efficiency by up to 3%.
Redundant Configuration Support: The module integrates seamlessly into dual or triple-redundant architectures, using IONet synchronization to maintain <100µs clock alignment across controllers. This eliminates single-point failures in safety-critical systems like emergency shutdown (ESD) sequences.
Extreme Environment Resilience: With an operational range of -40°C to +85°C and conformal-coated PCBs, the module withstands vibration (10g RMS), humidity (95% non-condensing), and corrosive atmospheres in offshore platforms or desert power plants.
Diagnostics and Maintenance: Embedded health-monitoring features include real-time channel drift detection, capacitor aging alerts via IR diagnostics, and predictive fault logging. These reduce unplanned downtime by 40% and extend service intervals to 5 years.
Application Areas
The GE IS400JGPAG1A excels in mission-critical turbine and industrial automation scenarios:
- Power Generation: Manages fuel-air ratio control in GE Frame 9FA gas turbines, using analog inputs to monitor combustor temperatures and outputs to adjust inlet guide vanes. SIL 2 compliance ensures failsafe operation during grid-frequency fluctuations.
- Oil and Gas: Integrates with offshore drilling rig turbine generators, where its IP65-rated housing resists salt fog. Analog inputs process pressure transducer data (4–20mA) from wellheads, while outputs control emergency vent valves.
- Marine Propulsion: Governs diesel-electric propulsion engines in LNG carriers, synchronizing RPM feedback with load demands via IONet. Redundant configurations prevent blackout conditions during storm navigation.
- Industrial Processes: Monitors steam turbine auxiliaries in chemical plants, converting vibration sensor signals (0–10V) for predictive maintenance triggers.
Related Products
- IS400JPDFG1A: Control panel variant for turbine startup/stop sequences.
- IS215AEPCH1BB: Turbine protection card with SIL 3 certification for critical shutdown logic.
- IS220PAICH2A: Analog input module for temperature/pressure sensing in Mark VIe systems.
- IC695CPU315-CD: RX3i controller for balance-of-plant integration.
- DS200SDCIG1ABA: Legacy speed control module compatible with Mark V upgrades.
Installation and Maintenance
Installation: Mount vertically on DIN rails using M4 screws, ensuring ≥50mm clearance from high-voltage cables. Ground chassis terminals to earth (<0.1Ω impedance) to suppress ground loops. Configure I/O scaling via GE’s ToolboxST software, calibrating zero/span points with traceable references.
Maintenance: Quarterly IR scans to detect capacitor ESR drift; replace if deviation exceeds 5%. Annually clean cooling fins with nitrogen purge to prevent dust accumulation.
Product Assurance
GE warrants the IS400JGPAG1A against defects for 36 months. SIL 2 certification (IEC 61508) covers functional safety in turbine control applications. Global support includes 24/7 technical hotlines, firmware updates via Lifecycle Manager, and advance-replacement programs with 72-hour delivery. ROHS3 and REACH compliance documentation is included.
HS:8471800000
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