2-6 TOS5051A/5050A
2.6 Grounding (Earth)
• Electric shock may occur, if proper grounding is not furnished.
• This product is designed as a Class I equipment (equipment furnished
with electric shock protection through protective grounding in addition to
the basic insulation). Be sure to connect the protective ground terminal to
an appropriate earth ground.
• If you do not ground the product, malfunction may occur due to external
noise, or the noise generated by the product may become large.
Make sure to ground the unit for your safety.
There are two types of methods in grounding the tester. Make sure to ground the
tester using either method.
1. Connect the power cord to a three-
pin power outlet with proper ground-
ing.
2. Connect the grounding (earth) termi-
nal on the rear panel to the earth
ground.
A qualified personal shall select and
create the wiring and make the
attachments.
Securely connect the wiring using
appropriate tools.
WARNING
CAUTION
Three-pin outlet with
proper grounding
Appropriate
earth ground
Fig. 2-2 Grounding method
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