GE IS220PDOAH1A Discrete Output Module

Product Short Description

Technical Specifications

Output Channels: 16 channels
Output Type: Solid-state relay (SSR) with opto-isolation
Maximum Load Voltage: 125 V DC (typical)
Maximum Load Current: 1.0 A per channel (continuous); supports surge currents up to 10 A for 10 ms
Switching Speed: Less than 1 ms for both turn-on and turn-off

GE IS220PDOAH1A Discrete Output Module - Image 2

GE IS220PDOAH1A Discrete Output Module - Image 3

Description
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Description

Isolation Voltage: Greater than 1500 V AC (between channels and channel-to-ground)
Status Feedback: Open-circuit and short-circuit detection
Operating Temperature: 0°C to +60°C
Power Supply: +5 V and +3.3 V from the Mark VIe chassis backplane
Certifications: CE, UL, CSA, IEC 61010, IEC 61326

Functional Features

High Reliability: Designed for TMR systems, the module provides redundant output paths to enhance system fault tolerance.
Fast Response: The sub-millisecond switching speed ensures rapid and accurate control of actuators.
Comprehensive Protection: Features overcurrent, overvoltage, and undervoltage protection to safeguard against electrical faults.
Diagnostic Capabilities: Built-in status feedback and LED indicators facilitate real-time monitoring and troubleshooting.
Modular Design: The module can be easily integrated into existing systems and supports future upgrades or expansions.

Application Scenarios
The GE IS220PDOAH1A is widely used in industries requiring precise and reliable control of turbines and other critical equipment, including:

Gas Turbine Power Plants: Controls fuel gas/oil shut-off valves, control valves, and vent valves.
Steam Turbine Power Plants: Manages main stop valves and governing valve servos or solenoid valves (via intermediate relays).
Combined Cycle Power Plants (CCPP): Simultaneously controls key actuators in both gas and steam turbines.
Mechanical Drive Applications: Regulates fuel and trip systems for gas turbines driving compressors or pumps.
Marine Propulsion: Controls gas turbine or diesel engine systems on large vessels.

Additional Information
The module supports high-speed data exchange and communication with other GE control system components, ensuring seamless integration and real-time control. Its robust design enables stable operation in harsh industrial environments, including those with high temperatures, humidity, and vibration. The GE IS220PDOAH1A is a trusted solution for enhancing the performance and reliability of turbine control systems across various industries.