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1. Safety Notices
To avoid personal injury and prevent damage to the product, be sure to use this
product in accordance with the manual. Before fully understanding and meeting the
following warning, do not proceed to the next step.
Safety ground.
The safety ground must be firmly connected to the ground pin at
the power outlet and insert the instrument plug into a grounded outlet.
Use proper fuses.
To provide continuous fire protection, use only the specified
type and rating fuses.
Proper use of lead set.
Do not use damaged or worn test lead set. It may result
in damage to the instrument or personal injury. When using probes, the finger
should be kept behind the finger protector of the probe. When wiring, should
connect the common line first and then connect the charged test lead. When
disconnecting, disconnect the charged test lead first.
If the product malfunctions, do not use.
Its protection may be impaired, do not
install substitute parts or perform any unauthorized modification to the product.
Please return the product for repair or to be checked by a professional inspection
to ensure product
’s safety features.
Do not use this product at high temperature, or environment with
explosives or strong electromagnetic field.
Do not change the internal wiring inside of instrument, so as not to damage
the instrument or cause other endanger the safety of things.
When measuring, the correct measurement function and range must be
selected.
Before the function range is switched, to prevent damage to the instrument,
the probe and the measured circuit should be disconnected to prevent
damage to the instrument.
Protection limits.
The Digital Multimeter provides protection circuitry to prevent damage to the
instrument and to protect against the danger of electric shock provided the Protection
Limits are not exceeded. To ensure the safe operation of the instrument, do not exceed
the Protection Limits shown on front and back panels, and defined as follows:
