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Model 400E Ozone Analyzer
Instruction Manual
Getting Started
P/N 04316 Rev: B
31
No Valve Option Installed
MODEL
400E
Sample
Exhaust
Span
Zero Air
MODEL 700
Gas Dilution Calibrator
(w/ Photometer Option)
or
MODEL 401
Ozone Generator
MODEL 701
Zero Air Generator
VENT
Source of
SAMPLE GAS
Removed during
calibration
Dry Air
Figure 3-3: Basic Pneumatic Connections Flow Diagram
3.
The exhaust from the pump and vent lines should be vented to atmospheric
pressure using maximum of 10 meters of ¼” PTEF tubing. Venting should be
outside the shelter or immediate area surrounding the instrument.
CAUTION
Venting should be outside the shelter or immediate area
surrounding the instrument and conform to all safety
requirements regarding exposure to O
3
.
NOTE
The Inlet/Outlet labels appearing in the various pneumatic
diagrams found in this manual (such as Figure 3-3) are
arranged to make the illustration as clear as possible.
The order in which they appear in the illustrations IS NOT
necessarily the same order in which they are arranged on the
rear panel of the instrument.