Teledyne 7500 - Infrared gas analyzer - operating manual - Manual (Page 28)

28 Model 7500 Instruction Manual
Teledyne Analytical Instruments
• O2 correction concentration average value:
CH (component) where “AV / CV” is displayed as “AV / CV CO” in the component display and O2 average
value, a value obtained by averaging O2 conversion concentration value or O2 concentration value in a
fixed time is output every 30 seconds.
Averaging time can be changed between 1 minute and 59 minutes or 1 hour and 4 hours according to the
average time settings (See 6.7 Parameter setting).
(The set time is displayed as “1h”, for instance, in the Range display.)
* The measurement ranges of O2 correction concentration value and O2 correction concentration
average value are the same as that of the measuring components. Also, the measurement range of O2
average value is the same as that of O2.
(2) Setting/selection screen
The setting/selection screen is configured as shown below:
• In the status display area, the current status is displayed.
• In the message display area, messages associated with operation are displayed.
• In the setting item and selection item display area, items or values to be set are displayed, as required.
To work on the area, move the cursor to any item by using up, down, and right keys.
Figure 5-4: Display screen