Installation, 1 parts list, Parts list – Campbell Scientific SP50-L/SP90-L Solar Panel User Manual
Page 9: 1. wiring two solar panels to one controller
SP50-L/SP90-L Solar Panel
+
–
+
–
SP90
SP90
Solar –
Solar +
Morning Star
Sunsaver
TM
Regulator
Regulator Box
Regulator Box
Two SP90 Solar Panels in Parallel
All SP90 solar panels shipped
after February 2013 have the
SB1245 blocking diode installed
inside the junction box on the
back of the panel.
The blocking diode allows two
SP90 solar panels to be
connected to a single Morning
Star Sunsaver
TM
regulator as
shown.
red
black
red
black
FIGURE 2-1. Wiring two solar panels to one controller
3. Installation
3.1 Parts List
The solar panel ships with two items: one solar panel and one mounting
hardware package. The solar panel has a user-specified length of 16 AWG
cable wired into the junction box on the back of the panel as shown in FIGURE
3-1. The mounting hardware package contains the mounting brackets and
other parts necessary to mount the solar panel to a tripod or tower as shown in
FIGURE 3-2 and FIGURE 3-3.
3