7
Dingo 2020N User Guide
c. Test the solar panel connection
by touching the positive (+)
wire from the solar panel onto
the Test terminal (T).
•If the alarm led does not flash,
the polarity is correct
•If the alarm led flashes, the
polarity is wrong. Check the
polarity and test again.
(There
must be some light on the solar
panels for this test to work).
If
correct connect to the Solar
positive (+) terminal.
d.
Connect the negative (-) wire
from DC load circuit to the
load negative (-) terminal and
connect the positive wire from
the load to the load positve
(+) terminal. Test that the load
circuit works. The controller
is protected against load short
circuits, but cannot protect your
load devices if you reverse the
connection to them.
Now, set
the system voltage - see pg.10
Note: The controller is protected against short
circuits on the solar input.
Fig. 4
BOOST
V
T
Battery
+
–
flashes if wrong
Test
Solar
2
Solar
–
test
here
+
BOOST
V
T
Battery
+
–
Connect
Load
3
Solar
–
+
Load
+
–