XZR250 User’s Manual
Michell Instruments
25
MAINTENANCE
11. Press <ENTER> again to apply. The device will run through the calibration routine
and return the following status message when complete.
12. The output will now track to the correct value for the calibration gas.
13. The new calibration value is now stored in memory and is retained on power loss.
14. Press and hold the <HOME> button to return to the HOME screen; display will
flash three times.
15. Turn the calibration gas supply OFF.
16. Remove the hose from the gas inlet port and replace the inlet plug securely.
