Emerson Clarity II Instruction Manual page 52

MODEL CLARITY II
6.7.2 Procedure
1. First, calibrate the sensor. See Section Section 6.2, 6.3, or 6.4.
C C a a l l i i b b r r a a t t e e
Program Display
Calibrate?
S S e e n n 1 1 Sen2
Calibrate?
S S e e n n s s o o r r
Calibrate
Enter TSS Data
SN TSS Pt1?
SN Pt1?
Turbid? X X
SN TSS Pt2?
SN Pt2?
Turbid? X X
SN Calculation
Complete
Calibration
Error
Low Turbidity
Limit x.xxxNTU
44
2. Press the MENU key. The main menu appears. Choose Calibrate.
Hold
3. If the analyzer has dual input choose Sen1 (sensor 1) or Sen2 (sensor 2).
Output
If the analyzer has single input, choose Sensor.
Output
4. Choose Enter TSS Data.
>>
5. The display prompts the user to enter TSS for point 1 (Pt1). The units
shown in the second line will be the units selected in Section 5.5.3. Press
X X
XXppm
ENTER.
XXXppm 6. The display prompts the user to enter the turbidity for point 1. Press
ENTER.
X.XNTU
7. The display prompts the user to enter TSS for point 2 (Pt2). Press
ENTER.
X X XXppm
8. The display prompts the user to enter the turbidity for point 2. Press
XXXppm
ENTER.
X.XNTU
9. The screen at left appears if the calibration was successful. Press
ENTER.
10. If the calibration was unsuccessful, the screen at left appears. Repeat
steps 6 through 9, checking for data entry errors.
11. If the intercept on the NTU axis is negative, the analyzer will display the
low turbidity limit. See Section 6.6.1 for more information.
12. To return to the main display, press MENU then EXIT.
SECTION 6.0
CALIBRATION