TOS8870A Safety Precautions I
To supervisor in charge of operation
• If the operator does not read the language used in this manual, translate the manual into appropriate
language.
• Help the operator in understanding this manual before operation.
• Keep this manual near the Tester for easy access of the operator.
For your own safety
(How to avoid electrification)
While the Tester is generating the output, do not touch the following areas, or else, you will be electri-
fied, and run the risk of death by electric shock.
• the output terminal
• the test lead-wire connected to the output terminal
• the Device Under Test (DUT)
• any part of the Tester, which is electrically connected to the output terminal, and
• the same part as above immediately after the output has been cut off. (in case of insulation resis-
tance test)
Also, electric shock or accident may arise in the following cases:
• the Tester being operated without grounding.
• if the gloves for electrical job are not used.
• approach to any part connected to the output terminal while the power of the Tester is turned on.
• the same action as above immediately after the power of Tester has been turned off. (in case of
insulation resistance test)
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