SENS EnerGenius® DC Compact Technical Manual
25
8
ALARMS, LEDS AND DISPLAY
8.1.
LED Indicators
The charger is equipped with two LEDs, one for AC status and one for DC status. See further alarm
definitions in section
. LEDs and the front panel LCD indicate active alarm(s).
Table 11
–
LED Definitions
AC LED
DC LED
Meaning
OFF
OFF
AC and DC not applied or charger failed or
alarm/communications circuit board cannot
communicate with main circuit board
SOLID GREEN
SOLID GREEN
AC good, DC good, in Float Mode
SOLID GREEN
FLASHING GREEN
AC good, in Boost Mode
SOLID GREEN
FLASHING 2X GREEN
AC good, DC in current limit (constant current
operation)
SOLID GREEN
FLASH LONG-SHORT GREEN
AC good, HELIX Eco-Float mode
SOLID GREEN
FLASH LONG-2X SHORT GREEN AC good, HELIX Refresh Charge mode
SOLID GREEN
FLASH LONG-SHORT YELLOW AC good, battery commissioning mode active
SOLID GREEN
FAST FLASHING GREEN
AC good, battery check in progress
SOLID GREEN
FAST FLASHING YELLOW
AC good, battery check failure
SOLID GREEN
SOLID RED
AC good, charger fail or overvoltage shutdown
(charger disabled)
SOLID GREEN
FLASHING RED/YELLOW
AC good, reverse polarity detected on output
SOLID GREEN
SOLID YELLOW
AC good, high or low DC voltage (above/below
alarm setpoint)
SOLID GREEN
FLASHING GREEN/RED
AC good, system DC output good, some individual
charger module(s) in alarm state
SOLID GREEN
FLASHING YELLOW
AC good, Incompatible Battery (charger disabled)
SOLID GREEN
FLASHING GREEN/YELLOW
AC good, output limited by high temperature
SOLID GREEN
DOUBLE FLASH YELLOW
AC good, load share fail
SOLID GREEN
DOUBLE FLASH RED
AC good, load sharing DC negative connection
open or load sharing charger address fault
SOLID YELLOW
SOLID GREEN
AC voltage/frequency out of range or AC phase
missing, DC voltage good
SOLID RED
SOLID GREEN
AC fail or over max voltage, DC voltage good
SOLID RED
SOLID YELLOW
AC fail, high or low DC voltage (above/below
alarm setpoint)
SOLID RED
SOLID RED
AC fail, charger fail or overvoltage shutdown
(charger disabled)
SOLID RED
FLASHING YELLOW
AC fail, Incompatible Battery error (charger
disabled)
ALTERNATING FLASHING YELLOW
Invalid Settings
ALTERNATING FLASHING RED
Missing or invalid code (boot load required)
ALTERNATING FLASHING GREEN
Charger starting up
8.2.
Individual Alarm Relay Contacts
The standard alarm/communications circuit board offers five alarm discrete Form C contacts. The Form C
relay contacts change state when alarms are activated. Alarm relay assignments are custom configurable
to any of the alarm functions listed in section
. See charger inside cover label for original factory alarm