ERICO EST401 ERITECH Clamp-on Ground Resistance Tester - Manual (Page 4)

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WARNING
These safety warnings are provided to help ensure the safety of personnel and
proper operation of the instrument.
• The instrument must not be operated beyond its specified operating range.
• Safety is the responsibility of the operator.
• All metal objects or wires connected to the electrical system should be assumed
to be lethal until tested. Grounding systems are no exception.
• Use extreme caution when using the instrument around energized electrical
equipment.
• Never attempt to use the instrument to twist or pry the ground electrode or
ground wire away from the equipment being grounded.
• Open and close the clamp-on jaws slowly to help ensure proper alignment.
• ERICO ® considers the use of rubber gloves to be an excellent safety practice
even if the equipment is properly operated and correctly grounded.
This symbol signifies that the instrument is protected by double or reinforced
insulation. Use only specified replacement parts when servicing the instrument.
This symbol signifies CAUTION! and requests that the user refer to the user
manual before using the instrument.
Risk of electric shock. The voltage at the parts marked with this symbol may
be dangerous.
International Electrical Symbols
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