GW Instek GDM-8251, User Manual

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SAFETY INSTRUCTIONS
5
S
AFETY INSTRUCTIONS
This chapter contains important safety instructions that
you must follow when operating GDM-8200 series and
when keeping it in storage. Read the following before any
operation to insure your safety and to keep the best
condition for GDM-8200 series.
Safety Symbols
These safety symbols may appear in this manual or on GDM-8200 series.
WARNING
Warning: Identifies conditions or practices that could
result in injury or loss of life.
CAUTION
Caution: Identifies conditions or practices that could
result in damage to GDM-8200 series or to other
properties.
DANGER High Voltage
Attention Refer to the Manual
Protective Conductor Terminal
Earth (ground) Terminal
GDM-8200 Series User Manual
6
Safety Guidelines
•
Make sure that the voltage input level does not exceed
DC1000V/AC750V.
•
Make sure the current input level does not exceed 10A.
•
Do not place any heavy object on GDM-8200 series.
•
Avoid severe impacts or rough handling that leads to
damaging GDM-8200 series.
•
Do not discharge static electricity to GDM-8200 series.
•
Use only mating connectors, not bare wires, for the
terminals.
•
Do not block or obstruct the cooling fan vent opening.
•
Do not perform measurement at the source of
low-voltage installation or at building installations
(Note below).
•
Do not disassemble GDM-8200 series unless you are
qualified as service personnel.
General Guideline
CAUTION
(Note) EN 61010-1:2001 specifies the measurement categories and
their requirements as follows. GDM-8200 series falls under
category I or II.
•
Measurement category IV is for measurement performed at the
source of low-voltage installation.
•
Measurement category III is for measurement performed in the
building installation.
•
Measurement category II is for measurement performed on the
circuits directly connected to the low voltage installation.
•
Measurement category I is for measurements performed on circuits
not directly connected to Mains.
Power Supply
WARNING
•
AC Input voltage: 100–240 V AC, 50–60Hz
•
The power supply voltage should not fluctuate more
than 10%.
•
Connect the protective grounding conductor of the
AC power cord to an earth ground, to avoid electrical
shock.
Fuse
WARNING
•
Fuse type: T3.15A/ 250V, 20VA
•
Make sure the correct type of fuse is installed before
power up.
•
To ensure fire protection, replace the fuse only with
the specified type and rating.
•
Disconnect the power cord before fuse replacement.
•
Make sure the cause of fuse blowout is fixed before
fuse replacement.