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particulates.
The instrument is designed to be used in office-type indoor environments. Do not operate the
instrument
In the presence of noxious, corrosive, or flammable fumes, gases, vapors, chemicals, or finely-
divided particulates.
In relative humidity conditions outside the instrument's specifications.
In environments where there is a danger of any liquid being spilled on the instrument or
where any liquid can condense on the instrument.
In air temperatures exceeding the specified operating temperatures.
In atmospheric pressures outside the specified altitude limits or where the surrounding gas is
not air.
In environments with restricted cooling air flow, even if the air temperatures are within
specifications.
In direct sunlight.
This instrument is intended to be used in an indoor pollution degree 2 environment. The operating
temperature range is 0 °C to 50 °C and the operating humidity is ≤ 95 % relative humidity at < 30 °C,
with no condensation allowed.
Measurements made by this instrument may be outside specifications if the instrument is used in
non-office-type environments. Such environments may include rapid temperature or humidity
changes, sunlight, vibration and/or mechanical shocks, acoustic noise, electrical noise, strong electric
fields, or strong magnetic fields.
Do not operate instrument if damaged
If the instrument is damaged, appears to be damaged, or if any liquid, chemical, or other material gets
on or inside the instrument, remove the instrument's power cord, remove the instrument from
service, label it as not to be operated, and return the instrument to B&K Precision for repair. Notify
B&K Precision of the nature of any contamination of the instrument.
Clean the instrument only as instructed
1.800.544.2843
iii
www.calcert.com
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