Pass Code Protection Option:

Pass code protection prevents unauthorized personnel from 

accessing to the user option menu, calibration function, and 

alarm set-points adjust function. 

Gas Alert Micro --- 898

Gas Alert Micro 5 --- 1007

Gas Alert Extreme --- 871

Gas Alert Max --- 898

Micro Dock 2 --- 532

Fleet Manager II --- Admin


Fixed Gas:

Honeywell XCD: 8202