Hioki 3504-40 C HiTester, Instruction Manual

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4
Follow these precautions to ensure safe operation and to obtain the full bene-
fits of the various functions.
Before using the unit the first time, verify that it operates normally to ensure
that the no damage occurred during storage or shipping. If you find any dam-
age, contact your dealer or Hioki representative.
Operating Temperature and Humidity
: 0 to 40
°C
), 80%RH or less, no con-
densation
Storage Temperature and Humidity: -10 to 55
°C
, 80%RH or less, no undone-
sation
Accuracy-guaranteed temperature and humidity ranges: 23
±
5
°C
, 80%RH
Operating Precautions
Preliminary Checks
Before using the unit, make sure that the insulation on the probes and
cables is undamaged and that no bare conductors are improperly
exposed. Using the unit in such conditions could cause an electric
shock, so contact your dealer or Hioki representative for replacements.
Unit Installation
Avoid the following locations that could cause an accident or damage
to the unit.
Exposed to direct sun-
light
Exposed to high tem-
perature
In the presence of cor-
rosive or explosive
gases
Exposed to liquids
Exposed to high hu-
midity or condensa-
tion Exposed to strong
electromagnetic fields
Near electromagnetic
radiators
Exposed to high lev-
els of particulate dust
Subject to vibration