Yokogawa In-Situ Gas Analyzer TDLS200 - Manual (Page 15)

3.2 Position of Process Flanges for Launch and Detect Units:
Process fl anges should be located on the process such that the Launch and Detect Units can be installed,
accessed and removed in a safe and convenient manner.
The following criteria/Check List should be met at a minimum:
• Good, Safe Engineering practices
• Local codes and regulations for such equipment installation
• Appropriate hazardous area (if applicable) precautions
• Owner Company best practice and engineering standards
• Access for personnel to stand in front of launch and Detect Units
• Clearance for installation and removal of Launch and Detect (see below)
• Clearance for installation and removal of purge insertion tubes (if applicable)
• Access to process isolation valves
• Safe routing for interconnecting cables
• Ambient conditions in accordance with analyzer limits
• Access to appropriate utilities
• Adjacent space for mounting to Calibration Cell when off-line
Figure 22 - and Detect Unit – In-Situ Installation Overview
Figure 1 - Launch and Detect Unit-In -Situ Installation Overview
Figure 2 - Launch and Detect Unit-In-Situ with Insertion Purge Tube Installation Overview
<3 INSTALLATION AND WIRING> 3-2
IM 11Y01B02-11E-A 5th Edition :June 5, 2012-00