Mastervolt MLI Ultra 12/2750

MLI Ultra 12/2750, 12/5500, 24/5500 – User and Installation Manual
21
Events sources
Event source
Condition
Comments
Disabled
(no event programmed)
Battery Safety
Battery Safety event occurred. At the
same time the safety relay is triggered
to disconnect the battery from loads
and charger.
See page 22 for what to do if the
safety relay has been triggered.
Stop charge
Battery voltage > 14.5V/29V (12V/24V
battery), or voltage or temperature of
one of the individual cells is too high.
Strongly recommended event!
See the related step of the
installation procedure.
Charging
Battery charging current > 1A
Indicates that the battery is being
charged
Capacity low
State of Charge < Capacity low
See Configuration tab - Event levels
for adjustment of the threshold level
Capacity very
low
State of Charge < Capacity very low
See Configuration tab - Event levels
for adjustment of the threshold level
See the related step of the
installation procedure.
Battery full
State of Charge > Battery full.
See Configuration tab - Event levels
for adjustment of the threshold level
Battery > 20%
State of Charge > 19.5 %
Can be used to control the LEDs on
a MasterBus display for example
Battery > 40%
State of Charge > 39.5 %
Battery > 60%
State of Charge > 59.5 %
Battery > 80%
State of Charge > 79.5 %
Battery 100%
State of Charge > 99.5 %
Temperature
Internal temperature of the MLI Ultra
See Configuration tab - Event levels
for adjustment of the threshold level
Voltage low
Battery or cell voltage is too low.
See Configuration tab - Event levels
for adjustment of the threshold level
Last time 100%
Last time the MLI Ultra was fully
charged
See Configuration tab - Event levels
for adjustment of the threshold level
Relay open
Relay open event occurred
Relay close
Relay close event occurred
Event commands
When the MLI Ultra is configured as an event target by another device, this device can initiate an
event command and an event action to be performed by the MLI Ultra.
Event command
Meaning
Relay open
The battery safety relay will be opened.
Relay close
The battery safety relay will be closed.