Yokogawa Extractive Oxygen Gas Analyzer TDLS220 - Manual (Page 29)

<5 INSTALLATION AND WIRING> 5-6
IM 11Y01B02-01E-A 4th Edition September 11, 2012-00
ELECTRONICS
CONTROLLER
FLOW CELL
POWER
HEAT
TRACE
LASER &
DETECT
I/A Purge Inlet
I/A Purge Vent
Figure 11 – Safe Area/General Purpose I/A Analyzer Purge Schematic
ELECTRONICS
CONTROLLER
FLOW CELL
POWER
HEAT
TRACE
LASER &
DETECT
I/A Purge Inlet
I/A Purge Vent
General
Purpose
or
Safe Area
N2 Purge Inlet
N2 Purge Vent
Figure 12 – Safe Area/General Purpose Dual/Split N
2
& I/A Analyzer Purge Schematic
N
2
Purge Inlet
N
2
Purge Vent