20 User’s Manual TOS93 Series
Safety Precautions for Testing | Test Precautions
Testing precautions
During testing, the DANGER LED lights, and the display shows “TEST.” Be careful because high voltage
may be being output when the DANGER LED is lit.
Precautions when setting test conditions
Before changing test conditions, press STOP and check that the DANGER LED is turned off to ensure
safety.
WARNING
Risk of electric shock.
• While the DANGER L
ED is lit, do not touch the EUT, test leads, test probes, output
terminals, or other peripheral components.
• The alligator clip vinyl insulation of the supplied tests do not have dielectric
strength. Never touch these while the DANGER L
ED is lit.
• When performing a withstanding voltage test, be sure to wear rubber gloves for
electrical work. If obtaining these gloves is difficult, contact your Kikusui agent or
distributor.
OUTPUT
DANGER
110%
LEAKAGE
CURRENT
HIGH VOLTAGE
EARTH CONTINUITY
OUTPUT
LOW HIGH
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