Quick Start Guide MSO/UPO3000E Series Oscilloscope
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“Note” sign is present, all conditions must be met before this
device will function properly.
AC
Alternating current of device. Please check the region’s voltage
range.
DC
Direct current device. Please check the region’s voltage range.
Groundin
g
Frame and chassis grounding terminal.
Groundin
g
Protective grounding terminal.
Groundin
g
Measure grounding terminal.
OFF
Main power off.
ON
Main power on.
Power
Supply
Standby power supply: when the power switch is turned off, this
device is not completely disconnected from the AC power supply.
CAT I
Secondary electrical circuit connected to wall sockets through transformers
or similar equipment, such as electronic instruments and electronic
equipment; electronic equipment with protective measures, and any high-
voltage and low-voltage circuits, such as the copier in the office
CAT II
CATII: Primary electrical circuit of the electrical equipment connected to the
indoor socket via the power cord, such as mobile tools, home appliances, etc.
Household appliances, portable tools (e.g. electric drill), household sockets,
sockets more than 10 meters away from CAT III circuit or sockets more than
20 meters away from CAT IV circuit
CAT III
Primary circuit of large equipment directly connected to the distribution board
and circuit between the distribution board and the socket (three-phase
distributor circuit includes a single commercial lighting circuit). Fixed
equipment, such as multi-phase motor and multi-phase fuse box; lighting
equipment and lines inside large buildings; machine tools and power
distribution boards at industrial sites (workshops)
CAT IV
Three-phase public power unit and outdoor power supply line equipment.
Equipment designed to “initial connection”, such as power distribution system
of power station, power instrument, front-end overload protection, and any
outdoor transmission line
Certification
CE indicates a registered trademark of EU.
Certification
UKCA indicates a registered trademark of UK.
Certification
Conforms to UL STD 61010-1, 61010-2-030, Certified to CSA STD C22.2 No.
61010-1, 61010-2-030.
Waste
Do not place equipment and its accessories in the trash. Items must be
properly disposed of in accordance with local regulations.
