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Precautions
1．Electrical safety
All installation and operation here should conform to your local electrical safety
codes.
The power supply shall conform to the requirement in the SELV (Safety Extra Low
Voltage) and must make sure that the limited power source is rated 12V DC or 24V
AC.
Please note: Do not connect two power supplying sources to the device at the
same time; it may result in device damage!
We assume no liability or responsibility for all the fires or electrical shock caused by
improper handling or installation.
We are not liable for any problems caused by unauthorized modification or attempted
repair.
2．Transportation Security
Please ensure that the product does not endure heavy stresses, violent vibration or
contact with water during transportation, storage and installation.
Please use the original packing material (or the material of the same quality) if you
need to return it to vendor.
3．Installation
Do not apply power to the product before completing installation.
Do not put object(s) on the product.
Please install a proper power cut-off device during the installation connection.
4．Qualified engineers needed
All the examination and repair work should be done by the qualified service engineers.
We are not liable for any problems caused by unauthorised modifications or attempted
repair.
5. Environment
This product should be installed in a cool, dry place away from direct sunlight,
inflammable, explosive substances and etc.
Please keep it away from environments that contain electromagnetic radiation or
objects that produce it.
Please keep sound ventilation around the device at all times.
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