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GE DS200SIOBH1ABA｜I/O Control Board｜
1、 Basic electrical parameters
Backboard power supply:+5V, ± 15V DC (system bus power supply)
Power consumption: Typical 5W, maximum ≤ 8W
Signal isolation: 250V AC isolation between port and chassis (1-minute withstand voltage)
Configuration components: 20 jumpers, 3 sets of dip switches (a total of 18), 1 status LED
2、 Communication and Interface
Number of serial ports: 2 independent configurable ports
Protocol standards: RS-232/RS-422/RS-485 (software optional)
Connector: DB9 × 2 (dual serial port)+40 pin system connector
Baud rate: 300bps -115.2kbps (software configuration)
Data format: 7/8 data bits, 1/2 stop bits, odd/even/no checksum
Supported protocols: Modbus RTU, ASCII, DF1, GE proprietary protocol
3、 Physics and Environment
Size: 215 × 125 × 60 mm (standard DS200 board)
Net weight: approximately 0.8 kg
Working temperature: -40 ℃~+70 ℃ (without condensation)
Storage temperature: -40 ℃~+85 ℃
Humidity: 5% -95% RH (non condensing)
Protection level: IP20 (installed inside the cabinet)
Coating: Three proof coating, enhancing resistance to harsh environments
4、 Functions and Applications
Core function: Provide dual port isolated serial communication for the Mark V system, connecting HMI, data loggers, sensors, and third-party devices
System adaptation: GE Mark V gas/steam turbine control, generator excitation system, power plant automation
Redundancy support: Compatible with TMR/dual redundancy systems, supports hot plugging (under redundant configuration)
Diagnostic maintenance: onboard self-test (BIST), port Tx/Rx/fault LED indication, ToolboxST remote monitoring
DS200SIOBH1AAA
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