The IS420UCPAH2A module, also known as the GE Mark VIe Controller Program with Integral I/Os, is a versatile and crucial component of the Mark VIe Turbine Control System.
The GE IS220PRTDH1B is a specific module designed for the Mark VIe control system, which is used in various industrial applications. It is an RTD (Resistance Temperature Detector) Input Pack.