9440300990 vii
DECS-250 Revision History
Change
• Added support for DECS-250 firmware version 1.03.00 and
BESTCOMSPlus version 3.08.00
• Changed layout of Auxiliary Control Gains section and added
equations in the Auxiliary Control chapter
• Added Off-Page Objects description in the BESTlogicPlus chapter
• Cleaned up various Modbus register names and descriptions in the
Modbus chapter
• Added Modbus registers for AEM Configuration, AEM Protection,
RTD Protection, and Thermocouple Protection in the Modbus
chapter
• Expanded IRIG specifications in the Specifications chapter
• Added Maritime Recognition to the Specifications chapter
•
Minor text edits throughout manual
• Increased maximum operating temperature to +70°C
• Added GND terminal to power connector and vent holes to chassis
• Added Russian language support
• Added overexcitation (24) protection
• Added transient excitation boosting function
• Added loss of excitation (40Q) protection for motors
• Added integrating reset method to takeover OEL
• Added angle compensation to synchronizer and sync check (25)
• Increased available real-time monitoring plots from two to six
•
Minor text edits throughout manual
• Improved description of Profibus communication setup
• Expansion modules, AEM-2020 and CEM-2020, now have
connectors with gold-plated pins to better protect communication
signal integrity
• Added PF Active Power Level setting for var/PF regulation
• Added Network Load Share ID settings
• Added secure login via Modbus™ communication settings
• Added Binary Points and Metering Modbus registers
•
Minor text edits throughout manual