III
Do not modify this product.The following safety signs are used in this
manual:
Hazard, if not taken with appropriate precautions, will result in serious
personal injury, product damage or major property damage.
Warning:Pay special attention to the important information linked to product
or particular part in the operation manual.
Confirm if the supply voltage is in consistent with the rated voltage
before operation.
Do not use the instrument in a flammable and combustible or steam
area.
To prevent from electric shock, operation mistake, a good grounding
protection must be made.
Thunder prevention engineering facilities must be well managed: the
shared grounding network shall be grounded at is-electric level,
shielded, wires shall be located rationally, SPD surge protector shall
be applied properly.
Some inner parts may carry high voltage. Do not open the square
panel in the front except our company personnel or maintenance
personnel acknowledged by our company, to avoid electric shock.
Cut off electric powers before making any checks, to avoid electric
shock.
Check the condition of the terminal screws regularly. If it is loose,
please tighten it before use.
It is not allowed to disassemble, process, modify or repair the product
without authorization, otherwise it may cause abnormal operation,
electric shock or fire accident.
Wipe the product with a dry cotton cloth. Do not use alcohol, benzine
or other organic solvents. Prevent all kinds of liquid from splashing on
the product. If the product falls into the water, please cut off the power
immediately, otherwise there will be leakage, electric shock or even a
