Operating Precautions
6
Follow these precautions to ensure safe operation and to obtain the full benefits of
the various functions.
• Before using the instrument for the first time, verify that it operates normally to
ensure that no damage occurred during storage or shippi ng. If you find any dam-
age, contact your dealer or Hioki representative.
• Before using the instrument, make sure that the insulation on the cables is undam-
aged and that no bare conductors are improperly exposed. Using the instrument in
such conditions could cause an electric shock, so contact your dealer or Hioki rep-
resentative for replacements.
• Operating temperature and humidity: 0 to 40°C at 80% RH or less (non-conden-
sating)
• Temperature and humidity range for guaranteed accuracy: 23±5°C, 80%RH or less
Operating Precautions
Before Use
Instrument Installation
Avoid the following locations that could cause an accident or damage to the
instrument.
Exposed to direct sunlight
Exposed to high tempera-
ture
In the presence of corrosive
or explosive gases
Exposed to water, oil, other
chemicals, or solvents
Exposed to high humidity or
condensation
Exposed to strong electro-
magnetic fields
Near electromagnetic radia-
tors
Exposed to high levels of
particulate dust
Near induction heating sys-
tems
(e.g., high-frequency induc-
tion heating systems and IH
cooking utensils)
Subject to vibration
The maximum operating (ambient) temperature for the LR8431-20
is 40°C. Do not attempt to use in higher temperature environ-
ments.
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