Sierra Instruments Instruction Manual
Smart-Trak
®
2 Series 100
40
If you wish to change the engineering units, press the enter button at this point. The
“mass units” will begin to blink. Use the up or down arrows to select an alternate
unit. You can choose from the following mass units:
sl
NL
g
kg
lb
scc
Ncc
SCF
NM
3
SM
3
When you are satisfied, push the left or right arrow. You will now see the “time
unit” blink. Use the up or down arrows to select your choice of time units. You can
choose from the following time units:
m (minutes)
H (hours)
S (seconds)
When you are finished, press the enter button again. You will see:
Change Units
XXX/x
You can make additional changes by using the left and right arrow keys to move to
other Lower Level Screens. You may also choose to press the escape key to return
to the Upper Level Screens and to observe your change.
NOTE:
If a small unit is chosen, the device might not be able to display the valve
and might show 9999. You might need to restore factory defaults. See Maintenance
Functions starting on page 47.
Change Gas Screen (Dial-A-Gas)
If you are already in the Lower Level Screens, push the right or left arrow until you
reach the Change Gas screen. To get to this screen
at any time: Press Escape—Press
Enter—type password and Press Enter. Then, press the Right or Left arrow until
you reach this screen
.
The display will show:
Change Gas
Nitrogen