Installation Guide

1. Remove the wiring compartment cover (see Figure 3).
2. Mark the location of the keyhole slot on the wall.
3. Secure the top mounting screw in the location marked, but leave the screw head
backed out approximately ¼ inch (6 mm).
4. Place the charge controller onto the screw and pull it down into the keyhole slot.
5. Insert two screws in the two mounting holes provided to secure the charge controller
to the wall.
Figure 7Mounting the Charge Controller
¼"
Secure with two
more screws.
(6 mm)
Place keyhole slot
over the mounting
screw.
NOTE:When choosing a wall to install the solar charge controller, choose a wall that is
not considered a flammable material such as concrete, brick, or metal.
PV Grounding
You can configure the charge controller to be compatible with either negative-grounded,
positive-grounded, or ungrounded (floating) PV arrays. For information about routing the
array ground connection, see Figure 10.
Chassis Grounding
For ground conductor requirements for your specific installation, consult your local
electrical code. The recommended size of the chassis ground conductor is #8 AWG (10
Conext MPPT 80 and MPPT 100 Installation Guide Installation
29 This document is for use by qualified personnel 990-91319