SAFETY INSTRUCTIONS
•Familiarize yourself with the functions and features by thoroughly reviewing the contents of this
manual.
•This manual provides detailed instructions on the product functions, installation process, and operation
of the O900-80V in conjunction with the PLC TX 12K-A transmitter. Prior to installation and use, please
ensure a comprehensive understanding of this product.
•Caution: Risk of electric shock! Avoid removing the cover, disassembling, or repairing internal
components of the equipment. In the event of equipment failure, contact Sol-Ark Technical Support.
Tampering or opening the product will void the warranty.
•Adhere to local codes and regulations when performing electrical installations.
•DO NOT disconnect the PV module from the O900-80V while it is under load.
•Take note that the body of the TX 12K-A transmitter board is susceptible to static shock. It is
recommended to wear an antistatic wrist strap before touching the body of the TX 12K-A board.
•Avoid installing the equipment in adverse weather conditions.
•Exercise caution as the O900-80V in operation contains a heat sink that can reach high temperatures.
To prevent burns, refrain from touching the area where the heat sink is located.
•For the latest product information and access to technical support documents, visit the official Sol-
Ark website at www.sol-ark.com and download the most recent version of the user manual.
•To comply with rapid shutdown requirements, it is necessary to install an emergency button connected
to pins 11 and 12 of the sensor pin-out board in the Sol-Ark 12K-2P-N. This will enable the
"EMERGENCY STOP" functionality.
To enhance safety during the installation and operation of the Sol-Ark O900-80V optimizer and TX 12K-A transmitter,
this document employs specific symbols to denote hazardous conditions and provide important safety instructions.
These symbols are included to mitigate the risk of electric shock and ensure a secure environment.
A dangerous situation that could result in injury or product damage.
Important operating notes.
The following symbols appear on the O900-80V optimizers.
Risk of electric shock.
Risk of burns.
PROPERLY QUALIFIED PERSONNEL
Operators/maintenance personnel must have relevant electrical knowledge, understand circuit principles, and have a
sense of safe operation.
In this manual, a "qualified person" refers to an individual who possesses knowledge and expertise in EMC, electrical
systems, and safety regulations. They are authorized to perform tasks such as energizing, grounding, and labeling
equipment, systems, and circuits in compliance with established safety protocols.
