Operating Instructions - Scott PORTABLE GAS DETECTION INSTRUMENT User Manual

6.0 OPERATING INSTRUCTIONS

Before using this instrument, read and understand ALL instructions for ALL
operating modes described in this Section. Prior to use, the instrument should
be checked for proper calibration as described in this Section.
BEFORE EACH DAY'S USAGE, THE SENSITIVITY OF THE GAS SENSOR
MUST BE TESTED ON A KNOWN CONCENTRATION OF CALIBRATION
GAS.
ACTUAL CALIBRATION SHOULD ONLY BE PERFORMED BY QUALI-
FIED INSTRUMENT MAINTENANCE PERSONNEL.
ANY INDICATION OR READING DENOTING A TOXIC GAS OR A LACK
OF OXYGEN SIGNIFIES THE NECESSITY TO FOLLOW ESTAB-
LISHED COMPANY PROCEDURES FOR THE INDICATED CONCEN-
TRATIONS OF THE PARTICULAR GAS.
USE IN OXYGEN ENRICHED ATMOSPHERES (ABOVE 25% O
HAZARDOUS.
CONFIRM THE INSTRUMENT'S BASIC CALIBRATION IS APPRO-
PRIATE FOR THE INTENDED USE.
WARNING
WARNING
WARNING
WARNING
WARNING
11
) MAY BE
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