User manual
3.0 INSTALLATION INSTRUCTIONS
MORNINGSTAR CORPORATION 11
3.2 Conguration
The four (4) Settings Switches and the Battery Select
Jumper adjust the SS-MPPT battery type, load control,
equalization, and communication settings. This section
details the conguration for each setting.
Select a Battery Type
The SS-MPPT provides four (4) different battery types
as shown in table 1 below. Use Settings Switch 1 and the
Battery Select Jumper to choose the battery type. See
Section 7.0 Technical Specications for detailed charging
information for each battery type.
The battery select jumper is secured in the terminal block
between terminal #6 and terminal #7 as shown in gure 2.
The second column in table 1 species whether the jumper
should be removed or remain in place, depending on the
desired battery type.
Battery Type Battery Jumper Switch 1
Gel
1
INSERTED ON (↑)
Sealed INSERTED OFF (↓)
AGM
1
REMOVED ON (↑)
Flooded REMOVED OFF (↓)
(1) Setpoints for this battery type can be modified with custom program-
ming. See Section 4.7 Programming Custom Setpoints for more informa-
tion.
Table 1. Battery Type selection
3.0
Figure 2. Removing the Battery Select jumper.
Load Control – Low Voltage Disconnect / Reconnect
Choose between two (2) load control Low Voltage Discon-
nect / Reconnect settings.
SWITCH 2 OFF (↓): LVD = 11.50 V, LVR = 12.60 V
SWITCH 2 ON (↑): LVD = 11.00 V, LVR = 12.10 V
2
(2) These values can be modified with custom programming. See Section 4.7
Programming Custom Setpoints for more information.
Enable or Disable Auto-Equalization
Turn the auto-equalize feature OFF or ON. The auto-
equalize feature will administer an equalization charge
(ooded battery type only) every 28 days or if the battery
discharges too low the previous night. There is no
equalization charge for the gel or sealed battery type.
SWITCH 3 OFF (↓): AUTO-EQUALIZE OFF
SWITCH 3 ON (↑): AUTO-EQUALIZE ON
(agm, ooded battery type only)