Copyright 2013 HotSpot Energy
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Charge Controller
You may have been provided a Morningstar charge controller as part of your DC4812VRF
order. If so, the following instructions should be followed. If you have a different charge
controller please use the manufacturers instructions for connecting and using it.
If you are using a Morningstar charge controller, following are the basic instruction for the
MPPT and PWM controllers. Please make sure to download the full Morningstar manual and
follow it. If there is any discrepancy between the HotSpot instructions and the Morningstar
instructions, follow the Morningstar instructions or call HotSpot technical support with any
questions.
TRISTAR MPPT
Solar System Controller
Please refer to the instructions provided by the charge
controller manufacturer.
Following is an overview and installation tips.
Figure 3-7. Power terminal locations
Please download and read the TRISTAR MPPT Operators Manual before proceeding.
http://www.morningstarcorp.com/en/support/item.cfm?ItemId=414
WARNING:
Be sure that the battery
connection is made with correct
polarity. Turn on the battery
breaker/disconnect and measure
the voltage on the open battery
wires BEFORE connecting to
the TriStar MPPT. Disconnect the
battery breaker/disconnect before
wiring to the controller.
