
Model 400E Ozone Analyzer
Instruction Manual
CALIBRATION PROCEDURES
P/N 04316 Rev: B
169
7.3.
Manual Calibration CHECKS without Zero/
Span Valve or IZS Options
This is the basic method for manually CHECKING the calibrating the Model 400E O
3
Analyzer.
STEP ONE:
Connect the Sources of Zero Air and Span Gas as shown below.
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 7-2: Pneumatic connections for Manual Calibration without Z/S Valve
or IZS Options