Thank you for purchase of LG Modbus-RTU Option Board!
SAFETY PRECAUTIONS
Always follow safety precautions to prevent accidents and potential hazards from occurring.
Safety precautions are classified into “WARNING” and “CAUTION” in this manual.
WARNING
CAUTION
Throughout this manual we use the following two illustrations to make you aware of safety
considerations:
Identifies potential hazards (under certain conditions 삭제).
Read the message and follow the instructions carefully.
Identifies shock hazards(under certain conditions 삭제).
Particular attention should be directed because dangerous voltage may be present.
Keep this manual at handy for quick reference.
CAUTION
Do not touch the CMOS components unless the board is grounded.
ESD can cause break down of CMOS components.
Do not change the communication cable with the inverter power is turned on.
Otherwise, there is a danger of connecting error and damage to the board.
Make sure to precisely insert the connector of inverter and option board
Otherwise, there is a danger of connecting error and damage to the board.
Check the parameter unit when setting the parameters.
Otherwise, there is a danger of connecting error and damage to the board.
Indicates a potentially hazardous situation which, if not avoided,
can result in serious injury or death.
Indicates a potentially hazardous situation which, if not avoided,
can result in minor to moderate injury, or serious damage to the
product.
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