4 parallel connections, 3 operation, Parallel connections – Windy Nation P30L LCD 30A Solar Charge Controller User Manual

Page 7: Operation

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P30L User Manual

Revision 1.0

CAUTION: High power electrical systems pose dangers and it is the user's responsibility to be familiar with
these dangers and take any necessary action to ensure safe use. Shorting a battery or connecting your
controller to a battery can supply huge currents and have serious consequences including explosions,
causing fire, damage to equipment, and personal injury including death.

2.4 P

ARALLEL

C

ONNECTIONS

Multiple controllers can be installed in parallel on the same battery bank to achieve higher charging current.
For example, connecting two units in parallel can allow for 60 amps of charging current, and connecting
three units in parallel can allow for up to 90 amps of charging current.

Additional parallel controllers can also be added in the future, however, each Controller must have its own
PV array as shown below.

3 OPERATION

Once the controller is properly connected, the main display interface will appear in the LCD and the current
battery voltage will be displayed. Press the ‘UP’ or ‘DOWN’ buttons to cycle through the ten different
interfaces available on the P30L controller. The cycle pattern of the interfaces is presented in Section 3.3
and the definition of each interface is presented in Section 3.4. Some of the parameters presented can be
reset. In order to reset an eligible interface, press the ‘MODE’ button for at least 5 seconds and the
parameter should reset. Similarly, some parameters are user configurable. In order to set an eligible
interface, press the ‘MODE’ button for at least 5 seconds. The number on the interface will start to blink or
flicker and the parameter value can be adjusted using the ‘UP’ or ‘DOWN’ buttons.

Once the desired value

Page 7 of 16

windy

nation

01/20/2014


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