Teledyne 7500ZA - Infrared Gas Analyzer - Manual (Page 70)

Settings and Calibration Model 7500ZA
Teledyne Analytical Instruments 54
Caution: During an auto calibration, all key operations are
not permitted other than key lock ON/OFF and
“Auto Calibration Stop.”
When the key lock is ON, the “Auto Calibration
Stop” is locked out as well.
To stop “Auto Calibration” forcedly, set the key
lock to OFF and then execute “Auto Calibration
Stop.”