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AO2000-LS25
LASER ANALYZERS | OI/AO2000-LS25-EN REV. D
3
Use in hazardous areas in accordance with CSA
Introduction
This part of the Operating Instruction contains information of installation, operation and maintenance of the analyzer, Class I Division
2 version (CSA approved).
The Advance Optima Series gas analyzers must be connected in accordance with the CSA Division 2 specifications. Alternatively, the
devices can be installed in a suitable housing, cabinet or rack certified according to CSA Division 2. The housing, cabinet or rack must
be accepted by the local competent authorities.
conduit seals prevent an explosion from spreading due to dangerous chain reactions in piping systems and igniting the external
hazardous area.
When properly installed and sealed with a CSA/UL-listed sealing compound, this prevents the passage of gases, vapors, or flames
from spreading from a hazardous location to a nonhazardous location.
Note
The installation instructions of the manufacturer of the conduit sealing must be observed without fail.
Design
A
Non-hazardous area
B
Hazardous area (Class 1, Division 2)
1
Power supply unit
2
Transmitter unit
3
Connection box
4
Cable glands
5
Purge fittings
6
Receiver unit
Figure 7: Device design, CSA version
The analyzer consists of three separate modules:
• Transmitter unit with purging fittings and connection box with terminals for connection of power and receiver cable and
optional inputs.
• Receiver unit with purge fittings.
• Power supply unit.
