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Important Safety Instructions
Please save these instructions.
This manual contains important safety, installation, and operating instructions for the charge
controller. The following symbols are used throughout the manual to indicate potentially
dangerous conditions or important safety information.
WARNING: Indicates a potentially dangerous condition. Use extreme caution when
performing this task.
CAUTION: Indicates a critical procedure for safe and proper operation of the controller
NOTE: Indicates a procedure or function that is important to the safe and proper operation
of the controller.
General Safety Information
Read all of the instructions and cautions in the manual before beginning the installation.
There are no serviceable parts for this controller. Do NOT disassemble or attempt to repair
the controller.
Do NOT allow water to enter the controller.
Make sure all connections going into and from the controller are tight.
Charge Controller Safety
NEVER connect the solar panel array to the controller without a battery. Battery must be
connected first.
Ensure input voltage does not exceed 48 VDC to prevent permanent damage. Use the
Open Circuit (V
oc
) to make sure the voltage does not exceed this value when connecting
panels together.
Do not exceed 10A (VS1024BN) under load.
Battery Safety
Use only sealed lead-acid, flooded, or gel batteries which must be deep cycle.
Explosive battery gases may be present while charging. Be certain there is enough
ventilation to release the gases.
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