Basler Electric DGC-2020 - Manual (Page 73)

SECTION 3
• FUNCTIONAL DESCRIPTION
TABLE OF CONTENTS
SECTION 3 • FUNCTIONAL DESCRIPTION ........................................................................................... 3-1
Introduction ............................................................................................................................................ 3-1
DGC-2020 Function Blocks ................................................................................................................... 3-1
Power Supply ..................................................................................................................................... 3-1
Battery Voltage Sensing ................................................................................................................. 3-1
Microprocessor ................................................................................................................................... 3-1
Zero Crossing Detection ................................................................................................................. 3-2
Analog-to-Digital Converter ............................................................................................................ 3-2
Watchdog Timer ............................................................................................................................. 3-2
Generator Voltage Sensing Inputs ..................................................................................................... 3-2
Bus Voltage Sensing Inputs ............................................................................................................... 3-2
Current Sensing Inputs ....................................................................................................................... 3-2
Analog Engine Sender Inputs............................................................................................................. 3-2
Oil Pressure .................................................................................................................................... 3-2
Coolant Temperature ...................................................................................................................... 3-2
Fuel Level ....................................................................................................................................... 3-3
Speed Signal Inputs ........................................................................................................................... 3-3
Generator Voltage Sensing Input ................................................................................................... 3-3
Magnetic Pickup Input (MPU) ......................................................................................................... 3-3
Contact Inputs .................................................................................................................................... 3-3
Emergency Stop Input .................................................................................................................... 3-3
Programmable Inputs ..................................................................................................................... 3-3
Front Panel HMI ................................................................................................................................. 3-4
LCD ................................................................................................................................................. 3-4
LED Indicators ................................................................................................................................ 3-4
Pushbuttons .................................................................................................................................... 3-4
Remote Display Panel (Optional) ....................................................................................................... 3-4
Communication Ports ......................................................................................................................... 3-5
USB ................................................................................................................................................. 3-5
CAN ................................................................................................................................................ 3-5
Diagnostic Trouble Codes (DTCs) .................................................................................................. 3-8
MTU Fault Codes .......................................................................................................................... 3-20
RS-485 (Optional) ......................................................................................................................... 3-20
Modem (Optional) ......................................................................................................................... 3-20
Output Contacts ............................................................................................................................... 3-20
PRESTART ................................................................................................................................... 3-20
START .......................................................................................................................................... 3-20
RUN .............................................................................................................................................. 3-21
Programmable .............................................................................................................................. 3-21
Modes of Operation ............................................................................................................................. 3-21
OFF .................................................................................................................................................. 3-21
RUN .................................................................................................................................................. 3-21
AUTO ................................................................................................................................................ 3-21
ATS Contact Input ........................................................................................................................ 3-21
Generator Exerciser ...................................................................................................................... 3-21
Mains Fail Transfer Functionality .................................................................................................. 3-21
Run with Load Logic Element ....................................................................................................... 3-21
Engine Run Logic Element ........................................................................................................... 3-21
Demand Start/Stop Function ........................................................................................................ 3-22
Interoperability of the Run with Load Logic Element and the Demand Start/Stop Function ........ 3-22
Breaker Management .......................................................................................................................... 3-22
Introduction ....................................................................................................................................... 3-22
Determining Breaker Status ............................................................................................................. 3-22
Processing Breaker Requests .......................................................................................................... 3-22
RUN Mode .................................................................................................................................... 3-22
9400200990 Rev X DGC-2020 Functional Description i