Sices DST4600A - Additional Fault Indicators

User’s Manual 13
 Indicator “ALARM1” (“EXTERNAL SHUTDOWN”) (red): it indicates the non-masked
general block status. It can be acquired from:
 Digital input “ALARM 1” (terminal 01)
 Indicator “OVERCRANK” (red): It indicates the block status due to a failure in the
automatic start of the engine. It is produced by the operating sequence in the AUTOMATIC
mode.
 Indicator “DISCHARGED” (yellow) it indicates the alarm status due to the charge level of
the starting battery of the generator set. Such battery also powers the board DST4600A.
The alarm is produced if the battery voltage exceeds the tolerance limits:
 11.8 … 15 V (for nominal voltage of 12 V battery)
 23.2 … 30 V (for nominal voltage of 24 V battery)
 Indicator “MIN LEVEL” (yellow): it indicates the alarm status due to the minimum fuel level
in the tank. It can be acquired from:
 Digital input “LOW LEVEL FUEL” (terminal 05)
 Analogue input “FUEL LEVEL” (terminal 45)
 Indicator “ALARM2” (“AUX. ALARM”) (red): it indicates the masked generic block status.
It can be acquired from:
 Digital input “ALARM 2” (terminal 02)
 Indicator “OVERSPEED” (red): it indicates that the engine is running too fast and it could
damage the alternator or the engine itself. It can be acquired from:
 Digital input “OVERSPEED” (“INPUT C” terminal 12)
 Generator’s frequency exceeding the set threshold (parameter P21)
 Indicator “OVERLOAD” (red): it indicates a system overload. It can only be acquired from:
 Digital input “OVERLOAD” (terminal 11)
 Indicator “NO FUEL” (red): it indicates the block due to the end of the fuel in the tank. It
can be acquired from:
 Digital input “FUEL END” (terminal 06)
 Analogue input “FUEL LEVEL” (terminal 45)
 Indicator “EMERGENCY STOP” (red): it indicates the block that follows the pressing of
the emergency button. It can be acquired from:
 Digital input “EMERGENCY STOP” (terminal 03). NB: the block is enabled when
the digital input is not activated.