When this board is being powered it typically uses rectified direct current or alternating current power, or it has the potential to be used when both power currents are supplied. This board can be used with either redundant or simplex applications when the two different applications are being used the IS200ERSCG1A will be used with different board interfaces.
The manual best used with the IS200ERSCG1A model is manual GEI-100488, this manual is no longer widely available but information regarding the overall EX2100 series can be found in the GEH-6632 EX2100 Excitation Control User’s Guide. While this model is no longer widely available due to it no longer being produced by General Electric.