NF ZA57630, Instruction Manual

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Safety Precautions
iv
ZA57630

Do not modify this product.
Never modify this product in any way. Modification might create new risks. The NF Corporation may
refuse to service an instrument that has an unauthorized modification.

Do not expose this product to water.
Use of this product when it is wet may result in electrical shock or fire. If this instrument becomes wet,
immediately unplug the power cord and contact the NF Corporation or its authorized agent.

If lightning occurs nearby, turn off the power switch and unplug the power cord.
A lightning strike may cause electrical shock, fire, or instrument malfunction.

Safety-related symbols
The marks and codes defined below are used in this manual or on this instrument itself to indicate
safety information or instructions.
！
Instruction manual reference symbol
This notifies the user of a potential hazard and indicates that the user must
refer to the instruction manual.
Electric shock danger symbol
This symbol indicates a location that presents a risk of electric shock under
specific conditions.
Warning symbol
This contains information to avoid risks when handling the equipment that
could result in the death or serious injury of the operator.
Caution symbol
This contains information to avoid risks when handling the equipment that
could result in minor or moderate injury of the operator or damage to
property.

Other symbols
Indicates that the "ON" position of the power switch
Indicates the "OFF" position of the power switch
Indicates that the outer conductor of the connector is connected to this instrument
enclosure.
Indicates that the outer conductor of the connector is isolated from this instrument enclosure.
However, safe operation of this instrument requires that the potential difference from the
grounding potential is restricted to 42 Vpk or less.
This product is grounded when in use, so the electrical potential of this instrument enclosure is equal to
the ground potential.
！
CAUTION
！
WARNING
42Vpk