Teledyne 400E, Инструкция по эксплуатации, Страница: 201 / 318

Model 400E Ozone Analyzer
Instruction Manual EPA Protocol Calibration
P/N 04316 Rev: B 201
Table 8-2: Activity Matrix for Audit Procedure
Audit Acceptance Limits
Frequency and
Method of
Measurement
Action if
Requirements are
not Met
Multipoint calibration
audit
The difference between
the measured and the
audit values as a
measure of accuracy
(Sec. 2.0.8 of Ref. 11).
At least once a quarter
(Sec. 2.0.8 of Ref. 11)
Re-calibrate the
analyzer.
Data processing audit Adhere to stepwise
procedure for data
reduction (Sec. 8.4); no
difference exceeding
± 0.02 ppm.
Perform independent
check on a sample of
recorded data, e.g.,
1 day out of every 2
weeks of data, 2 hours
for each day.
Check all remaining data
if one or more audit
checks exceeds
± 0.02 ppm.
Systems audit
Method described in this
section of the Handbook.
At the startup of a new
monitoring system,
and periodically as
appropriate;
observation and
checklist.
Initiate improved
methods and/or training
programs.
Table 8-3: Activity Matrix for Data Reduction, Validation and Reporting
Activity Acceptance Limits
Frequency and
Method of
Measurement
Action if
Requirements are
not Met
Data reduction
Stepwise procedure,
Sec. 2.7.4 Ref. 11.
Follow the method for
each strip chart.
Review the reduction
procedure.
Span drift check
Level 1 span drift check
<25%, Sec. 2.7.3
Ref 11.
Check at least every 2
weeks; Sec. 2.7.3,
Ref. 11.
Invalidate data; take
corrective action;
increase frequency of
Level 1 checks until
data is acceptable.
Strip chart edit No sign of malfunction.
Visually check each
strip chart. Void data for time
interval for which
malfunction is detected.
Data reporting
Data transcribed to
SAROAD hourly data
form; Ref. 10.
Visually check.
Review the data
transcribing procedure.