Charger Settings Menu
Table 3-3 Charger Settings Menu
Item
Batt Type
Custom Settings
LithiumIon
Batt Capacity
Max Chg Rate
Charge Cycle
Default Batt Temp
ReCharge Volts
Absorb Time
975-0240-01-01
The Charger Settings menu provides options for configuring the Conext XW+ to
operate from your battery bank.
Description
Sets the system battery chemistry and type: Flooded (default), AGM, Gel, and
Custom. Selecting Custom displays the Custom Settings sub menu item which
allows you to adjust the settings for each charging stage and LithiumIon sub
menu item which allows you to adjust lithium ion settings.
Displays the Cust sub menu, where you can adjust settings specific to your
battery type and installation. It is displayed if Custom is selected as the Batt
Type. See "Custom and Lithium Ion Battery Settings Sub Menu Items" on page
3–19.
Displays the LithiumIon sub menu, where you can adjust settings specific to
lithium ion. It is displayed if LithiumIon is selected as the Batt Type. See
"Custom and Lithium Ion Battery Settings Sub Menu Items" on page 3–19.
Selects the system battery capacity in Ah (amp hours). Setting the Batt
Capacity to 0 resets the charging current to its default values. Zero Ah battery
capacity implies there is no absorption exit current criteria and absorption only
exits when the absorption timer (default 3 hours, range 1 minute-8 hours)
expires.
Sets the percentage of the maximum DC output current that is available to the
charger. The maximum DC output current for different models is:
• Conext XW+ 5548 NA—110 A
• Conext XW+ 6848 NA—140 A
If multiple Conext XW+ Inverter/Chargers are charging the same battery bank,
set each inverter's Max Chg Rate to 1/n of the desired charge rate (where n is
the number of inverter/chargers).
Note: Always refer to the battery manufacturer's specifications before setting
the Max Chg Rate. Do not set the Max Chg Rate above these specifications.
Sets the charging method: 3-Stage (bulk, absorption, float) or 2-Stage
(bulk, absorption, no float).
Selects the battery temperature charging compensation if a battery temperature
sensor is not installed. In the absence of a battery temperature sensor, the
charger uses one of three settings: Cool (5 °C/41 °F), Warm (25 °C/77 °F), or Hot
(40 °C/104 °F).
When charger is set for 2-stage operation, sets the battery voltage level at
which a new charge cycle begins. ReCharge Volts is automatically
temperature compensated to be consistent with the charge voltage (also
temperature compensated).
Sets the maximum time spent in the absorption stage, before transitioning to float or
no float.
Charger Settings Menu
3–11
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