Setting Battery 1

To set the battery type for battery bank 1, hold the B Button for 3 seconds. When the display shows a blinking number 1, release the B Button. 
 

Next, select the charging profile of battery bank 1 by pressing the B Button to toggle through the profile options: Sealed/Gel, AGM, Flooded, or LFP. 
To confirm the battery profile, press and hold the A Button for 3 seconds.

Setting Battery 2
If you have a second battery bank connected, the controller will immediately prompt you to set the battery type for Battery 2 with a blinking number 2.
 

 If there is not a second battery bank connected to the controller, or if the second battery bank is connected with reverse polarity, the controller will not prompt you to select battery type for Battery 2, and no status information will be displayed on the LCD screen.

To select the charging profile of battery bank 2, press the B Button to toggle through the profile options: Sealed/Gel, AGM, Flooded, or LFP. 

To confirm the battery profile, press and hold the A Button for 3 seconds.

Non-volatile memory: Any settings made on the GP-PWM-30-UL will be saved even when the power has been disconnected from the controller.