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The IS200IGDMH1B IS200IGDMH1BCB functions as a gas turbine control interface board. This printed circuit board belongs to the Mark VI Speedtronic series from General Electric. The IS200IGDMH1B serves as the standard version for turbine control signals. Its variant, the IS200IGDMH1BCB, includes a conformal coating for enhanced circuit protection. Both boards manage control signals for steam and gas turbine systems.
Core Technical Specifications
This board provides multiple discrete input channels for status monitoring. You will also find discrete output channels for actuator commands. The board stores minimal energy but uses capacitors for signal conditioning. Meanwhile, the backplane interface handles all power and data transfers.
| Parameter | Specification |
|---|---|
| Full Model No. | IS200IGDMH1B IS200IGDMH1BCB |
| Manufacturer | GE Industrial Systems (General Electric) |
| Series | Mark VI Speedtronic |
| Board Category | Speedtronic Turbine Control Board |
| Weight | Approximately 0.34 kg |
| Dimensions (H x W x D) | 6.0 cm x 17.5 cm x 3.0 cm |
| Discrete Input Channels | 24 channels with opto-isolation |
| Discrete Output Channels | 16 channels with relay drivers |
| Input Voltage Range | 24 to 48 VDC |
| Output Type | Open collector with transient protection |
| Backplane Interface | VME compatible |
| Energy Storage | Small capacitors for signal debouncing |
| Coating (for BCB) | Conformal coated against moisture and dust |
Installation and System Integration
Install the IS200IGDMH1B IS200IGDMH1BCB into any standard VME rack slot. The board connects directly to field devices through its front panel. Meanwhile, the backplane supplies power and communication to the board. Therefore, proper insertion ensures reliable turbine control performance.