Ametek 303B, User Manual

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Contents | vii
Safety Notes
WARNINGS, CAUTIONS, and NOTES contained in this manual emphasize critical instructions as follows:
WARNING:
This equipment has been tested, and declared compliant with international standards
for general safety in normal environments, as well as for use in NEC / CEC Class I, Division 2 areas
containing flammable gasses in groups A, B, C, and D. Any use of this equipment in a manner
not specified by the manufacturer may impair the original protection provided against personal
injury or damage to the unit.
Health Hazards Precaution Data:
if and when hazardous chemicals or adverse health factors affect
the environment or use of the equipment, appropriate precautions are provided.
Service operations given or implied in this manual should be performed only by AMETEK or
other qualified personnel.
If the unit is used to measure moisture in toxic or flammable gases, the GAS OUT must exhaust
to an area deemed safe and appropriate by the local authority having jurisdiction. Take appropri-
ate precautions.
Take care when handling acetone, phosphoric acid and nitric acid in the various procedures.
Check the sample line for leaks before and after connecting.
If sampling a hazardous gas, shut off gas flow and purge the monitor before pressing the POWER
switch (LED OFF) or removing the cell.
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WARNING
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WARNING
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WARNING
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WARNING
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WARNING