Performing Measurements; Inspection Before Use - Hioki DT4252 Instruction Manual

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Performing Measurements

3.1 Inspection Before Use

Before using the instrument the first time, verify that it operates
normally to ensure that no damage occurred during storage or
shipping. If you find any damage, contact your authorized Hioki
distributor or reseller.
Appearance check of the instrument and test leads
Check item
The instrument is neither
damaged nor cracked.
The internal circuits are not
exposed.
The terminals are not
contaminated with debris.
The coating of the test leads is
neither broken nor frayed, or
the white portion or metal part
within the lead is exposed.
Check when turning on the power
(Set the rotary switch to any position other than OFF.)
Check item
The battery voltage is sufficient. When the
Visually check the instrument.
If it is damaged, there is a risk of electric
shock. Do not use the instrument but send
it for repair.
Remove contamination with a cotton
swab.
If the test lead is damaged, there is a
risk of electric shock. Do not use the
instrument but send it for repair.
indicator appears in the
top right corner of the display, the battery
voltage is low. Replace the batteries as
soon as possible. The power may be
turned off when the backlight lights up or a
buzzer sounds.
Action
Action
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