1. X = Atmospheric pressure at time of this calibration
2. C = The currently configured M1_LRV prior to this procedure

1. Vent transmitter process connection to atmosphere
2. Press the NEXT button and display will indicate RERANGE
3. Press ENTER and display will indicate M1_URV
4. Press NEXT and display will indicate M1_LRV
5. Press ENTER and the current M1_LRV value will be displayed with the most significant digit blinking. Before proceeding, write down this value. This is the “C” value
6. Press NEXT until the blinking digit is equal to the first digit of the “X” value.
7. Press ENTER and the next most significant digit will blink.
8. Press NEXT until this digit is equal to the next digit of the “X” value, the press ENTER. Repeat this procedure for the remaining digits.
9. After the last digit has been edited, the display will now indicate Place DP.
10. Press NEXT until the decimal point is in the desired location.
11. Press ENTER and CANCEL will be displayed.
12. Press NEXT and SAVE will be displayed.
13. Press ENTER and transmitter will return to measurement display.
14. Press NEXT 3 times and CALIB will be displayed.
15. Press NEXT and CAL AT0 will be displayed.
16. Press NEXT and CAL LRV will be displayed.
17. Press ENTER and wait for display to indicate LRVdone.
18. Repeatedly press the NEXT button until the display indicates SAVE.
19. Press ENTER and transmitter will return to the measurement display.
20. Press the NEXT button and display will indicate RERANGE
21. Press ENTER and display will indicate M1_URV
22. Press NEXT and display will indicate M1_LRV
23. Press ENTER and the current M1_LRV value will be displayed with the most significant digit blinking.
24. Press NEXT until the blinking digit is equal to the first digit of the “C” value.
25. Press ENTER and the next most significant digit will blink.
26. Press NEXT until this digit is equal to the next digit of the “C” value, the press ENTER. Repeat this procedure for the remaining digits.
27. After the last digit has been edited, the display will now indicate Place DP.
28. Press NEXT until the decimal point is in the desired location.
29. Press ENTER and CANCEL will be displayed.
30. Press NEXT and SAVE will be displayed.
31. Press ENTER and transmitter will return to measurement display.
32. Done

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