Basler Electric DECS-400 - Manual (Page 7)

9369700990 Rev R v
Contents
General Information .................................................................................................................................... 1
Features .................................................................................................................................................... 1
Generator Voltage Regulation ............................................................................................................... 2
Control Output ........................................................................................................................................ 2
Stability .................................................................................................................................................. 2
Power System Stabilizer (Style 1XXX) .................................................................................................. 3
Underfrequency Limiter or Volts per Hertz Limiter ................................................................................ 3
Soft-Start Voltage Buildup ..................................................................................................................... 3
Reactive Droop and Line Drop Compensation ...................................................................................... 3
Setpoint Control ..................................................................................................................................... 3
Dual Pre-Position Inputs ........................................................................................................................ 3
Manual Operating Modes ...................................................................................................................... 3
Var/Power Factor Operating Mode ........................................................................................................ 4
Overexcitation Limiters .......................................................................................................................... 4
Minimum Excitation Limiter .................................................................................................................... 4
Stator Current Limiter ............................................................................................................................ 4
Reactive Power Limiter .......................................................................................................................... 5
Autotracking Between DECS-400 Operating Modes ............................................................................. 5
Autotracking Between DECS-400 Units ................................................................................................ 5
Protective Functions .............................................................................................................................. 5
Programmable Logic .............................................................................................................................. 5
Metering ................................................................................................................................................. 6
Sequence of Events Recording ............................................................................................................. 6
Oscillography ......................................................................................................................................... 6
Real-Time Monitoring............................................................................................................................. 6
Internal Testing Provisions .................................................................................................................... 6
Communication ...................................................................................................................................... 6
Password Protection .............................................................................................................................. 7
Upgrading from DECS-300 to DECS-400 ................................................................................................. 7
Model and Style Number ........................................................................................................................... 7
Style Number ......................................................................................................................................... 7
Human-Machine Interface .......................................................................................................................... 9
Controls and Indicators.............................................................................................................................. 9
Menu System ........................................................................................................................................... 10
Menu Navigation .................................................................................................................................. 10
Menu Structure .................................................................................................................................... 10
Editing Settings ........................................................................................................................................ 20
Screens with Special Editing Modes.................................................................................................... 20
Password Protection ................................................................................................................................ 21
Metering Screen ...................................................................................................................................... 22
Metering Values ................................................................................................................................... 22
Setpoint ................................................................................................................................................ 23
Percent of Range ................................................................................................................................. 23
Alarms Message .................................................................................................................................. 24
Operating Mode ................................................................................................................................... 25
Functional Description ............................................................................................................................. 27
DECS-400 Function Blocks ..................................................................................................................... 27
Analog Input Circuits ............................................................................................................................ 27
Front Panel Keyboard .......................................................................................................................... 29
Contact Input Circuits .......................................................................................................................... 29
Digital Signal Processor ....................................................................................................................... 30
Microprocessor .................................................................................................................................... 30
IRIG Port .............................................................................................................................................. 30
Memory Circuits ................................................................................................................................... 31
DECS-400 Contents