Teledyne 7500 - Infrared gas analyzer - operating manual - Manual (Page 43)

43 Model 7500 Instruction Manual
Teledyne Analytical Instruments
6.4 Setting of auto calibration
6.4.1 Auto calibration
Auto calibration is automatically carried out when zero
calibration and span calibration are set.
Before changing the setting of auto calibration, set the
ON/OFF to OFF.
1. During measurement, press the MODE key to display
the User mode.
2. Point the cursor to “Setting of Auto Calibration” by
pressing the or key. Press the ENT key.
3. In the “Setting of Auto Calibration” screen that
appears, point the cursor to any item you want by
pressing the UP or DOWN key. Press the ENT key.
4. In the “Auto Calibration Parameter Setting” screen
that appears, perform the value entry or the setting. For
the value entry or setting change, use the UP or DOWN
key. For the value entry and setting, use the UP or
DOWN key. To change the setting, use the RIGHT key to
move the cursor to the right.
After setting, press the ENT key, and auto calibration is
carried out by the entered setting value.
Description of setting items
• Start Time: Setting at the first calibration (day of the
week, hour, minute)
• Cycle: A period between the start time of one
calibration and another (unit : hour/day)
• Flow Time: The time required for the calibration gas to
be replaced in the cell
• ON/OFF: Auto zero calibration ON or OFF
To close Setting of Auto calibration
To close the “Setting of Auto calibration” or cancel this
mode midway, press the ESC key. A previous screen will
return.