SECTION 4 |
lightning.
4. The Blue wire (7, Fig 4.1) is connected as follows depending upon the type of
battery used:
•
For wet cell / flooded battery: Connect this wire to the Black wire marked
"Bat Neg" (4, Fig 4.1). This will set the Absorption voltage to 14.8 VDC +/- 0.2 VDC.
•
For sealed battery (AGM): This wire is NOT connected. Insulate this wire with
insulation tape . This will se the Absorption Voltage to 14.5 VDC ± 0.2 VDC.
5. Connect the Red wire marked "Bat +" (3, Fig 4.1) the Positive terminal of the battery
through a 32 V, 10 A fuse (8, Fig 4.1). The fuse should be installed as close as possible
to the battery Positive terminal. The fuse is required to prevent burning / melting of
the battery wires if there is a short circuit anywhere in the portion of wire between
the battery and the controller. Please note that current limiting type of fuse e.g.
Class T fuse or equivalent is used and is installed as close to the battery Positive
terminal as possible.
6. Connect the Black wire marked "Load -" (6, Fig 4.1) to the Negative terminal of the DC
load (DC Lamp) and the White wire marked "Load +" (5, Fig 4.1) to the Positive terminal
of the DC load (DC lamp).
This connection is used for Night Light Function – The light will automatically turn on at
night (Solar Panel voltage ≤ 3V for at least 10 min) and turn off during day time (solar
Panel voltage ≥ 4V for at least 10 min). The load should be on before the solar panel is
connected to subsequently check if the controller has been connected correctly and is
working (See Step 7).
7. Connect the Negative wire of the Solar panel to the Black wire marked "PV -" (2, Fig 4.1)
and the Positive wire of the Solar Panel to the Yellow wire marked "PV +" (1, Fig 4.1)
8. If the solar panel is connected during the day time, its output voltage will be high and
the DC Load (DC lamp) will be switched off because the Night Light Function is designed
to switch off the load if the voltage of Solar Panel is higher than 4V for 10 min. (the DC
load was kept switched on in Step 6).
9. If night light function is not desired, ignore Step 6 and connect DC load directly to
the battery.
Installation & Operation
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