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PicoScope 4225A and 4425A automotive oscilloscopes and accessories
ALWAYS discharge the filter capacitors in power supplies and disconnect the power when you
perform resistance or diode tests.
ALWAYS turn off the power and disconnect the leads before you open the covers to replace the
fuse or the batteries.
Recommended fuses and manufacturer part numbers:
0.5A/1000V = SIBA 70-172-40
NEVER connect the unit's leads across a voltage source while the function switch is in current,
resistance, or diode mode. Doing so can damage the unit.
NEVER operate the product unless the battery and fuse covers are in place and fastened
securely.
To prevent damage, always use and store your unit in appropriate environments as below.
Temperature
Humidity
Altitude
If the equipment is used in a manner not specified by the manufacturer, the protection provided by
the equipment may be impaired.
Standards compliance
Measurement safety
24
Storage
−20 °C to 60 °C
< 80%
2000 m max
EN 61010-1, CAT III (1000 V), CATIV (600 V), Pollution Degree 2
WARNING
10A/1000V = SIBA 50-199-06
CAUTION
WARNING
CAUTION
Operating
5 °C to 40 °C
Max 80% up to 31 °C,
decreasing linearly to 50% at 40 °C
Safety Guide
DO336-4
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