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CAUTION: When the controller is running, please do not open the cabinet.
8. Dangerous operations which would cause electric arc, fire or explosion
Touch the wire end that hasn't been insulation treated and maybe electriferous.
Touch the wiring copper row, terminals, or internal modules of the controller that
may be electriferous.
Screw or other spare parts inadvertently falls into the controller.
Improper operations by untrained non-professional or technical personnel.
WARNING: Once an accident occurs, it must be handled by professional and
technical personnel. Improper operations would cause more serious
accidents.
9. Safety cautions for stopping the controller
After the controller stop running for five minutes, the internal conductive modules
could be touched;
The controller is allowed to restart after removing the faults which affect the safety
performance of the controller.
There are no serviceable parts inside. If any maintenance service is required,
please contact our service personnel.
10. Safety cautions for controller maintenance
It is recommended to check the controller with testing equipment to ensure there
is no voltage and current at all;
When conducting electrical connection and maintenance, must post temporary
warning sign or put up barriers to prevent unrelated personnel from entering the
electrical connection or maintenance area;
An improper operation to the controller may cause personal injury or equipment
damage;
Wear an antistatic wrist strap or avoid unnecessary contact with the circuit board
to prevent electrostatic damage.
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