DS3800HROA is a Relay Output Board developed by GE. It is a part of Mark IV control system. The Mark IV control system is a type of control system used for gas and steam turbines, and it is designed to provide advanced control and monitoring capabilities. It is designed to operate within a 24 VDC power supply range and has a maximum output rating of 125 VAC/125 VDC at 5A per point. This board features a total of 24 outputs and is equipped with LED indicators that provide status information for each output channel.
Mark VI Unit ConfigurationThe Mark VI interface uses Ethernet Global Data messages for periodic data, and the ALM protocol for alarms and SOE messages. The information is transferred directly from the EGD global memory into PI, and the Digital Exception Messages go through the Historian System Service (HST).
Configuration FilesThe Mark VI is configured primarily through a set of ASCII text files and the Toolbox file. These files are divided into several directories based on the functions performed.