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GE IS430SNUAH1A Product Specification
Product Overview
The GE IS430SNUAH1A is a high-performance universal analog input/output (I/O) module designed for GE’s Mark VIe Speedtronic Turbine Control System, serving as a critical interface between field devices and the central controller in industrial automation. Engineered to process both analog inputs (e.g., temperature, pressure) and outputs (e.g., valve position commands), this module ensures precise data conversion and real-time communication, making it indispensable for gas turbines, steam turbines, and rotating machinery in power generation, oil and gas, and heavy manufacturing.
As part of the Mark VIe distributed architecture, the GE IS430SNUAH1A features 16 analog input channels (4–20 mA, 0–10 VDC) and 8 analog output channels (4–20 mA), with 2500 Vrms galvanic isolation between channels to eliminate electrical interference. Its 32-bit microprocessor executes signal conditioning—including filtering, linearization, and scaling—at sub-millisecond speeds, ensuring accurate data for control loops. The module’s compact 3U VME form factor (228.6 mm × 101.6 mm × 165.1 mm) and rugged construction—triple-layer conformal coating, IP20 enclosure—enable operation in harsh environments (-30°C to +65°C) with high vibration, humidity, and chemical exposure.
In automation systems, the GE IS430SNUAH1A acts as the bridge between field sensors (e.g., RTDs, pressure transmitters) and actuators (e.g., control valves, variable-frequency drives), translating analog signals into digital commands for turbine governors, compressor anti-surge systems, and generator excitation systems. Its dual 100 Mbps Ethernet ports (IONET protocol) support redundant communication, ensuring uninterrupted data flow in safety-critical applications. Compatibility with IS230TCISH6C terminal boards allows deployment in hazardous locations (Class I, Division 2), adhering to ATEX and IECEx standards. The GE IS430SNUAH1A’s hot-swappable design and front-panel diagnostics (Power, Run, Fault LEDs) simplify maintenance, solidifying its role as a reliable workhorse in mission-critical operations.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | GE IS430SNUAH1A |
| Manufacturer | General Electric (GE) |
| Product Type | Universal Analog Input/Output (I/O) Module |
| Series | Mark VIe Speedtronic Turbine Control System |
| Input Channels | 16 analog inputs (4–20 mA, 0–10 VDC) |
| Output Channels | 8 analog outputs (4–20 mA) |
| Isolation | 2500 Vrms galvanic isolation (channels to ground) |
| Communication Interface | 2 × 100 Mbps Ethernet (IONET protocol) |
| Power Supply | 24 VDC ±10% (2.5 A max) |
| Physical Dimensions | 228.6 mm (H) × 101.6 mm (W) × 165.1 mm (D) |
| Weight | 1.3 kg |
| Operating Temperature | -30°C to +65°C |
| Humidity | 5–95% non-condensing |
| Mounting Type | 3U VME rack mount |
| Certifications | CE, UL 61010-1, Class I Division 2 (Groups A-D) |
Main Features and Advantages
Precision Signal Processing:
The GE IS430SNUAH1A converts analog signals from sensors with ±0.05% accuracy, critical for monitoring turbine exhaust temperatures or compressor discharge pressures. Its 16 input channels support both current (4–20 mA) and voltage (0–10 VDC) signals, eliminating the need for external converters and simplifying system design. The 8 analog outputs provide smooth control signals for actuators, ensuring precise regulation of processes like fuel metering in gas turbines.
The GE IS430SNUAH1A converts analog signals from sensors with ±0.05% accuracy, critical for monitoring turbine exhaust temperatures or compressor discharge pressures. Its 16 input channels support both current (4–20 mA) and voltage (0–10 VDC) signals, eliminating the need for external converters and simplifying system design. The 8 analog outputs provide smooth control signals for actuators, ensuring precise regulation of processes like fuel metering in gas turbines.
Redundant Communication Architecture:
Dual Ethernet ports with IONET protocol support ensure uninterrupted data transmission to the Mark VIe controller. In redundant architectures, automatic failover (<10 ms) maintains control continuity, preventing downtime during network faults—a key requirement for safety systems like turbine emergency shutdown loops. This redundancy is vital in offshore platforms or power plants where even brief interruptions could lead to costly disruptions.
Dual Ethernet ports with IONET protocol support ensure uninterrupted data transmission to the Mark VIe controller. In redundant architectures, automatic failover (<10 ms) maintains control continuity, preventing downtime during network faults—a key requirement for safety systems like turbine emergency shutdown loops. This redundancy is vital in offshore platforms or power plants where even brief interruptions could lead to costly disruptions.
Rugged Industrial Design:
A triple-layer conformal coating protects against dust, moisture, and chemical vapors, while the module’s vibration resistance (10–2000 Hz, 10 G rms) ensures reliability in turbine halls and offshore platforms. Its wide operating temperature range (-30°C to +65°C) adapts to extreme climates, from arctic pipelines to desert power plants. The IP20 enclosure prevents ingress of solid objects, ensuring longevity in harsh environments.
A triple-layer conformal coating protects against dust, moisture, and chemical vapors, while the module’s vibration resistance (10–2000 Hz, 10 G rms) ensures reliability in turbine halls and offshore platforms. Its wide operating temperature range (-30°C to +65°C) adapts to extreme climates, from arctic pipelines to desert power plants. The IP20 enclosure prevents ingress of solid objects, ensuring longevity in harsh environments.
Seamless Integration Capabilities:
The GE IS430SNUAH1A directly interfaces with Mark VIe terminal boards like IS230TCISH6C (discrete I/O) and IS400STCIS2AFF (analog terminal blocks), simplifying wiring and reducing installation time. Its 3U VME form factor fits standard control racks, ensuring compatibility with existing systems during retrofits. This flexibility allows for easy integration into both new installations and legacy systems.
The GE IS430SNUAH1A directly interfaces with Mark VIe terminal boards like IS230TCISH6C (discrete I/O) and IS400STCIS2AFF (analog terminal blocks), simplifying wiring and reducing installation time. Its 3U VME form factor fits standard control racks, ensuring compatibility with existing systems during retrofits. This flexibility allows for easy integration into both new installations and legacy systems.
Advanced Diagnostics and Maintenance:
Built-in self-tests monitor channel integrity, power supply health, and communication links. Faults (e.g., open sensor, overrange signal) trigger front-panel LEDs and are logged with timestamps, enabling rapid troubleshooting. This visibility allows predictive maintenance, such as replacing aging sensors before they fail. The module supports hot swapping, allowing replacement without powering down the control system, which cuts mean time to repair (MTTR) to under 15 minutes.
Built-in self-tests monitor channel integrity, power supply health, and communication links. Faults (e.g., open sensor, overrange signal) trigger front-panel LEDs and are logged with timestamps, enabling rapid troubleshooting. This visibility allows predictive maintenance, such as replacing aging sensors before they fail. The module supports hot swapping, allowing replacement without powering down the control system, which cuts mean time to repair (MTTR) to under 15 minutes.
Scalable Configuration Options:
The GE IS430SNUAH1A can be configured in simplex, dual, or triple-redundant setups to meet the reliability demands of critical applications. This scalability makes it suitable for both small-scale processes and large industrial systems, providing a cost-effective solution without compromising performance.
The GE IS430SNUAH1A can be configured in simplex, dual, or triple-redundant setups to meet the reliability demands of critical applications. This scalability makes it suitable for both small-scale processes and large industrial systems, providing a cost-effective solution without compromising performance.
Application Areas
-
Power Generation:
- Processes steam turbine bearing temperature data from RTDs, adjusting cooling systems to prevent overheating.
- Controls gas turbine fuel valves via analog outputs, regulating flow rates to maintain optimal combustion efficiency.
- Monitors generator excitation current, ensuring stable voltage output during grid fluctuations.
-
Oil and Gas:
- Measures pipeline pressure in offshore platforms, using analog outputs to adjust compressor speeds and prevent surge.
- Processes level transmitter signals in storage tanks, triggering valve actuators to maintain safe fluid levels.
- Supports wellhead automation by converting pressure sensor data into commands for choke valves, optimizing production rates.
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Manufacturing:
- Regulates oven temperatures in steel mills by processing thermocouple inputs and adjusting heating elements.
- Controls robotic arm position in automotive plants via analog outputs, ensuring precise welding and assembly.
-
Renewable Energy:
- Processes wind turbine nacelle temperature data, activating cooling fans to prevent generator overheating.
- Adjusts solar inverter settings based on irradiance sensor inputs, maximizing energy capture during peak sunlight.
Related Products
- GE IS220PDIOH1B: Discrete I/O module paired with GE IS430SNUAH1A to handle digital signals (e.g., valve status) in turbine control loops.
- GE IS230TCISH6C: Terminal board that distributes power and signals between GE IS430SNUAH1A and field sensors/actuators.
- GE IS420ESWBH3A: Ethernet switch that extends IONET connectivity, enabling GE IS430SNUAH1A to communicate with remote I/O racks.
- GE IS220PPROS1B: Redundant power supply module that delivers stable 24 VDC to GE IS430SNUAH1A, ensuring reliable operation.
- GE IS230SRTDH2A: RTD input module whose temperature data is processed by GE IS430SNUAH1A for turbine bearing monitoring.
- GE IS400STCIS2AFF: Analog terminal board that conditions sensor signals before transmission to GE IS430SNUAH1A, reducing noise in high-interference environments.
Installation and Maintenance
Pre-installation preparations: Before installing GE IS430SNUAH1A, verify the control rack is properly grounded to prevent electrostatic discharge (ESD). Use an ESD wrist strap during handling. Mount the module in a 3U VME rack with 50 mm clearance for airflow, securing it with M4 screws (torque: 0.6 N·m). Connect the IS230TCISH6C terminal board to the module’s input/output ports, ensuring correct wiring for sensor signals and Ethernet links to the Mark VIe controller. Configure network settings via GE’s Proficy software to enable IEEE 1588 synchronization.
Maintenance suggestions: Perform monthly visual inspections of GE IS430SNUAH1A front-panel LEDs to confirm normal operation (green Power, steady Run). Clean dust from ventilation slots with compressed air to maintain cooling efficiency. Quarterly, use a signal generator to calibrate analog channels, verifying ±0.05% accuracy. Inspect terminal connections for corrosion, especially in humid environments. Annually, update firmware via GE’s Proficy software to access bug fixes and enhanced diagnostics. Test redundancy by disconnecting one Ethernet port, ensuring seamless switchover to the secondary channel. Replace the module every 10 years or if processing latency exceeds 10 ms, as aging components may compromise control precision.
Product Guarantee
Our company offers a one-year quality warranty service for GE IS430SNUAH1A, covering hardware malfunctions not caused by human factors. During the warranty period, if GE IS430SNUAH1A exhibits abnormal signal processing, communication failures, or functional defects, we will provide replacement services. As a leading import-export trade distribution company established in 2007 with 17 years of experience, we maintain large inventories of industrial control parts, including many unpopular and discontinued models, to meet urgent customer needs. Our global supply chain network ensures rapid delivery of scarce spare parts, supporting the continuous and stable operation of your industrial systems.
Contact Information:
Whatsapp: +86 18859254943
E-mail: sales@ygplc.com
Whatsapp: +86 18859254943
E-mail: sales@ygplc.com
