TSI Instruments DustTrak 8520, Operation And Service Manual

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Safety Information
When operated according to the manufacturer’s instruction, this device is a
Class I laser product as defined by U.S. Department of Health and Human
Services standards under the Radiation Control for Health and Safety Act of
1968. A certification and identification label like the one shown below is
affixed to each instrument.
There are no user-serviceable parts inside this instrument. Performing
services other than those described in this manual may result in exposure to
harmful (invisible) laser radiation. A warning label like the one shown
below is affixed to the internal laser device.
DANGER: INVISIBLE LASER
RADIATION WHEN OPEN. AVOID
DIRECT EXPOSURE TO BEAM.
WARNING: NO USER SERVICEABLE
PARTS INSIDE. REFER SERVICING
TO QUALIFIED PERSONNEL.
!
W A R N I N G
The D
UST
T
RAK
monitor Alarm Output function should not
be used to detect hazardous conditions or to provide an
alarm for protecting human life, health, or safety.