Installation Guide

charge controllers, the manufacturer recommends using 01 for the first charge
controller.
9. Press Exit until the Select Device menu is displayed.
The charge controller appears as XW MPPT80 xx or XW MPPT100 xx on the menu,
where xx is the device number that you selected.
10. Repeat steps 3 through 9 if you are commissioning multiple charge controllers.
Configuring Connections and Charger Settings
WARNING
HAZARD OF FIRE AND EXPLOSION
n Battery charging settings must be configured by qualified personnel in accordance with
the battery manufacturer's recommended charging instructions.
n This section covers basic default settings. See theConext MPPT 80 and MPPT 100
Owner's Guide for additional configuration information and details including setting
descriptions and value ranges.
Failure to follow these instructions can result in death, serious injury, or equipment
damage.
To configure connections and charger settings for a charge controller:
1. On the Select Device menu, select XW MPPT80 xx, where xx is the device
number.
The Setup menu opens.
2. Press Enter to select Advanced Settings.
The Config menu opens.
3. Scroll to Multi Unit Config, and then press Enter.
The Multi menu opens.
4. Scroll to Connections, and then press Enter.
The Conn menu opens.
5. Configure PV input (PV In) and DC output or the battery bank (DC Conn). If the
system only has one battery bank, leave DC Conn at the default setting. The PV In
setting allows you to differentiate which array is going to which charge controller.
This setting is used for status reporting only, not for any internal controls. Setting PV
In to a non-default value is optional.
6. Press Exit until the Config menu is displayed.
7. Scroll to Charger Settings, and then press Enter.
The Chgr menu opens.
8. Set the battery type (Batt Type), battery capacity (Batt Capacity), and any
other charger settings required for your system. If you select Custom for the battery
Installation Conext MPPT 80 and MPPT 100 Installation Guide
990-91319 This document is for use by qualified personnel 46