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General Electric IS220YAICS1B Safety Instrumented System
The GE IS220YAICS1B is a Mark VIeS Safety Analog I/O module (YAIC) for SIL 3 Safety Instrumented Systems (SIS), adapted for gas/steam turbine safety control. It features 10 safety analog inputs + 2 safety analog outputs, supports 24/28VDC power supply and redundant communication, ensuring the acquisition of critical parameters and the output of safety commands.
Core Performance:
I/O and Safety Capabilities
Analog Inputs (10 channels): Channels 1-8 configurable ±10V/0-20mA/4-20mA; Channels 9-10 configurable ±1mA/4-20mA, adaptable to pressure/temperature/flow sensor signal acquisition.
Analog Outputs (2 channels): 0-20mA/4-20mA, driving control valves, actuators, etc., single-channel accuracy ±0.1%, supports fail-safe mode output.
Safety Certification: Compliant with IEC 61508 SIL 3, compatible with Emergency Stop (ETS), overspeed protection, and other safety interlocks; 2500Vrms isolation between channels to prevent fault propagation.
Communication and Electrical:
Communication: Dual 100M Ethernet ports, supports IONet/Modbus TCP redundant links, compatible with Mark VIeS distributed safety I/O architecture.
Power Supply: 22.5-28.6VDC, overvoltage/reverse connection protection, operating temperature -30℃ to 65℃, compatible with Class 1 Div 2 hazardous areas, vibration/shock resistant.
Management and Maintenance: Supports ControlST software configuration for real-time diagnosis of channel accuracy and link status; hot-swappable design ensures no impact on other channels during failure.
Terminal Board Compatibility: IS200STAIS1A/STAIS2A/TBAIS1C, interfaced via DC-37 pin connectors for flexible installation.
Email: xmxblynn@163.com
Phone: +86 18059884797
Key Technical Parameters
Parameter Value
Model IS220YAICS1B (Mark VIeS Safety Analog I/O Module)
Compatible System GE Mark VIeS Safety Control System
I/O Channels 10 safety analog inputs, 2 safety analog outputs
Input Specifications Channels 1-8: ±10V/0-20mA/4-20mA; Channels 9-10: ±1mA/4-20mA
Output Specifications 0-20mA/4-20mA, Accuracy ±0.1%
Safety Class IEC 61508 SIL 3
Communication Dual 100M Ethernet, IONet/Modbus TCP
Power Supply 22.5-28.6VDC, 0.49A
Environment Class 1 Div 2, -30℃ to 65℃
Mounting DIN rail, hot-swappable, DC - 37-pin connector
Status In Service Mark VIeS System spare parts for safety I/O module replacement.
Typical Applications:
* **Turbine Safety Control:** Adapted to Mark VIeS systems for gas/steam turbines, collecting key parameters such as speed, vibration, and pressure, and outputting commands for safe shutdown and valve control to ensure safe turbine operation.
* **Safety Interlock Execution:** Used in safety loops such as ETS and fire alarms, outputting interlock signals to drive safety valves and audible/visual alarms, suitable for high-risk scenarios such as power plants and petrochemical plants.
* **Process Parameter Monitoring:** Collects analog signals such as pressure and temperature from the turbine BOP system, providing status input for safety control, suitable for large-scale industrial auxiliary systems.
* **Spare Parts Replacement and Maintenance:** Adapted to existing Mark VIeS systems for replacing fail-safe simulation I/O modules, ensuring continuity of safety functions.
Email: xmxblynn@163.com
Phone: +86 18059884797
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