International Safety Symbols; Input Protection Limits - Extech Instruments EX505A User Manual

True rms autoranging digital multimeter
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2
Safety

2.1 International Safety Symbols

WARNING
CAUTION

2.2 Input Protection Limits

Never apply voltage or current to the meter that exceeds the specified
maximum.
Function
Voltage DC and AC
Current DC and AC (µA, mA)
Current DC and AC (A)
Frequency, Resistance, Capacitance, Diode,
Continuity
Temperature (Type K)
#NAS100177; r. AD/97993/98002; en-US
This symbol adjacent to another symbol, terminal or operating device
indicates that the operator must refer to an explanation in the operat-
ing instructions to avoid personal injury or damage to the meter.
This symbol adjacent to one or more terminals identifies them as
being associated with ranges that may, in normal use, be subjected to
particularly hazardous voltages. For maximum safety, the meter and
its test leads should not be handled when these terminals are
energized.
Double insulation.
This WARNING symbol indicates a potentially hazardous situation,
which if not avoided, could result in death or serious injury.
This CAUTION symbol indicates a potentially hazardous situation,
which if not avoided, may result in damage to the product.
This symbol advises the user that the terminal(s) so marked must not
be connected to a circuit point at which the voltage, with respect to
earth ground, exceeds 1000 V AC or V DC.
Maximum Input
1000 V DC or AC RMS
600 mA (1000 V) fast acting fuse
10 A (1000 V) fast acting fuse (30
seconds max. every 15 minutes)
250 V DC and AC RMS
250 V DC and AC RMS
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