GE IS200EXHSG4A IS200EXHSG4AEC Excitation Interface PCB

The IS200EXHSG4A IS200EXHSG4AEC functions as an excitation system interface board for turbines. This printed circuit board belongs to the Mark VI Speedtronic series from General Electric. The IS200EXHSG4A serves as the standard version for excitation control signals. Its variant, the IS200EXHSG4AEC, includes a conformal coating for enhanced circuit protection. Both boards manage excitation system interfaces for steam and gas turbine generators.

Core Technical Specifications

This board provides multiple analog input channels for excitation feedback. You will also find digital output channels for exciter field control. 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.	IS200EXHSG4A IS200EXHSG4AEC
Manufacturer	GE Industrial Systems (General Electric)
Series	Mark VI Speedtronic
Board Category	Printed Circuit Board (Excitation Interface)
Weight	Approximately 0.34 kg
Dimensions (H x W x D)	6.0 cm x 23.0 cm x 3.0 cm
Analog Input Channels	8 channels with 16-bit resolution
Digital Output Channels	4 channels for exciter control
Input Signal Range	0 to 10 VDC or 4 to 20 mA
Output Type	Open collector with transient protection
Terminal Type	Screw terminal connectors
Backplane Interface	VME compatible
Energy Storage	Small capacitors for signal filtering
Coating (for AEC)	Conformal coated against moisture and dust

Installation and System Integration

Install the IS200EXHSG4A IS200EXHSG4AEC into any standard VME rack slot. The board connects directly to excitation systems through its screw terminals. Meanwhile, the backplane supplies power and communication to the board. Therefore, proper insertion ensures reliable excitation interface performance.