5
1 PRODUCT FUNCTION
1.5 External LED Indication
A fl ying lead output (GREEN wire) is provided to connect an external indicator
LED, which can be mounted away from the unit, for example in the vehicle cabin.
The positive lead of the LED will be connected to the indicator output wire (fl ying
lead) provided, and the negative lead of the LED will be connected to the vehicle’s
ground. No external resistors are required.
The remote indicator LED will indicate charging state as described below:
LED State Description
Off constant Not charging
On constant Charging or maintaining charge
1.6 Display Panel
The BCDC1225 has three Battery Type Settings available. These settings enable
optimal charging profi les for the auxiliary battery. The battery type selected is
displayed via the LEDs on the front panel in the section ‘Battery Type’. In addition
to the battery type, the status of the charger is indicated via three LEDs. The
‘Charging Status’ shows when the unit is in BOOST, ABSORPTION or FLOAT. In
order to give more information, the applicable LED will fl ash to indicate the output
by the unit. The longer the fl ash, the more current the charger is putting out. If
the LED is ON solid, then the unit is supplying a full 25A to the auxiliary battery.
Standby mode is entered when the unit is not charging. In this mode, the Battery
Type LED will blink approx once per second; the charging status LEDs will be off.
In this mode, if the battery type wire is moved then the selected battery type will
update.
RoHS
Compliant
3 stage
battery charger
Designed and made in Australia
BATTERY TYPE CHARGE STATUS
AGM/gel
Standard
Calcium
Boost
Absorption
Float
Figure 1.6.1 - BCDC1225 Front Panel
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