Teledyne 400E Instruction Manual page 180

CALIBRATION PROCEDURES
The following example sets Sequence #2 to do a Zero-Span Calibration every other
day starting at 1 Am on September 4, 2001, lasting 15 minutes, without calibration.
This will start ½ hour later each iteration.
Mode and Attribute
Sequence
Mode
Timer Enable
Starting Date
Starting Time
Delta Days
Delta Time
Duration
Calibrate
The programmed STARTING_TIME must be a minimum of
5 minutes later than the real time clock (See Section 6.3.5)
Avoid setting two or more sequences at the same time of the
day. Any new sequence which is initiated whether from a timer,
the COM ports, or the contact closure inputs will override any
The CALIBRATE attribute must always be set to NO on analyzers
Calibrations should ONLY be performed using external sources of
Zero Air and Span Gas whose accuracy is traceable to EPA or NIST
180
Value
2
ZERO-HI
ON
Sept. 4, 2001
01:00
2
00:30
15.0
NO
NOTE
for setting real time clock.
NOTE
sequence which is in progress.
NOTE
with IZS Options installed and functioning.
standards.
Model 400E Ozone Analyzer
Instruction Manual
Comment
Define Sequence #2
Select Ze ro and Span Mode
Enable the timer
Start after Sept 4, 2001
First Span starts at 1:00AM
Do Sequence #2 every other day
Do Sequence #2 ½ hr later each day
Operate Span valve for 15 min
Do not calibrate at end of Sequence
P/N 04316 Rev: B