Input Calibration

Step

 

Action

Screen

4

Press

Enter

“Place probe in air”

 

The display will show the live

 

Follow the prompts at the top

Dissolved Oxygen value.

 

and bottom of the screen.

Press Enter when ready”

 

 

 

 

 

 

 

5

Press

Enter

“Cal stability check”

 

This screen remains until the Air

 

 

 

 

 

 

Calibration is complete. At that

 

 

 

time the previous screen is

 

 

 

displayed indicating that the air

 

 

 

calibration is complete.

 

 

 

“Wait for cal complete”

 

 

 

 

6

 

 

“ Cal Complete”

 

 

 

This screen gives you an option

 

 

 

to exit or recalibrate.

 

 

 

Press ENTER to recalibrate.

 

 

 

Press EXIT to return to Input Cal

 

 

 

Screen.

 

 

 

7

If the calibration fails, an error

Error Messages

 

message will be displayed

Readings Unstable

 

across the bottom stripe of the

 

 

 

screen.

 

Cal Factor Underrange

 

 

 

Cal Factor Overrange

 

 

 

Refer to Table 12-2.

 

 

 

 

Air Calibration is not completed until both the probe temperature and the probe signal are stable. If the probe has just been removed from a sample low in dissolved oxygen or with temperature significantly different from the air temperature, it takes longer to reach stability than if the probe were already near ambient conditions when calibration was initiated.

168

UDA2182 Universal Dual Analyzer Product Manual

January 2009

Page 180
Image 180
Honeywell UDA2182 manual Enter Place probe in air, Press Enter when ready, Enter Cal stability check, Wait for cal complete