Emerson Rosemount Analytical HART 5081-A-HT, Instruction Manual, Page: 70 / 112

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MODEL 5081-A SECTION 11.0
CALIBRATION - TOTAL CHLORINE
9. The Pt1 prompt appears. Use the arrow keys to change the flashing
display to the concentration of chlorine determined in the grab sample.
Press ENTER to save.
10. The CAL Pt 2 prompt appears. Adjust the concentration of chlorine until
it is near the top end of the range, i.e., near concentration C2 shown in
Figure 11-3. Press ENTER.
11. The tiME dELAy message appears and remains until the sensor read-
ing meets the stability criteria set in Section 7.8. To bypass the time
delay, press ENTER.
12. The GrAb SPL (grab sample) prompt appears. Take a sample of the
process liquid and immediately determine the concentration of total
chlorine in the sample. Press ENTER.
13. The Pt2 prompt appears. Use the arrow keys to change the flashing dis-
play to the concentration of chlorine determined in the grab sample.
Press ENTER to save.
14. Press RESET to return to the main display.
CALIBRATE
Cal pt2
EXIT NEXT ENTER
CALIBRATE
Grab spl
EXIT ENTER
CALIBRATE
time delay
EXIT NEXT
CALIBRATE
Pt1
EXIT ENTER
3 .00
CALIBRATE
Pt2
EXIT ENTER
6 .00