Instruction Manual - Sierra Instruments

Sierra Instruments Instruction ManualSmartTrak ® 100 SeriesIf 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 alternateunit. You can choose from the following mass units:slNLgkglbsccNccSCFNM 3SM 3When you are satisfied, push the left or right arrow. You will now see the “timeunit” blink. Use the up or down arrows to select your choice of time units. You canchoose from the following time units:m (minutes)H (hours)S (seconds)When you are finished, press the enter button again. You will see:Change UnitsXXX/xYou can make additional changes by using the left and right arrow keys to move toother Lower Level Screens. You may also choose to press the escape key to returnto 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 valveand might show 9999. You might need to restore factory defaults. See MaintenanceFunctions 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 youreach the Change Gas screen. To get to this screen at any time: Press Escape—PressEnter—type password and Press Enter. Then, press the Right or Left arrow untilyou reach this screen. The display will show:Change GasNitrogen40