Hach si792 T, User Manual

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Table of Contents
3
7.1.2 Configuration menu........................................................... 66
7.2 Profibus PA communication ..................................................... 67
Section 8 Calibration
.............................................................. 71
8.1 Calibration ................................................................................ 71
8.1.1 Enter cell constant............................................................. 72
8.1.2 Calibration with a calibration solution................................ 73
8.1.3 Calibration by comparison/grab sample............................ 74
8.1.4 Zero calibration—air.......................................................... 75
8.1.5 Zero calibration—calibration solution ................................ 75
8.2 Temperature sensor adjustment .............................................. 76
Section 9 Maintenance
........................................................... 77
9.1 Cleaning the instrument ........................................................... 77
9.2 Sensor maintenance ................................................................ 77
Section 10 Troubleshooting
................................................ 79
10.1 Sensoface .............................................................................. 79
10.2 Sensocheck............................................................................ 79
10.3 Error codes............................................................................. 80
10.4 Diagnostic tests ...................................................................... 82
Section 11 Replacement parts
............................................ 85
11.1 si792 transmitter versions ...................................................... 85
11.2 Accessories ............................................................................ 85
11.3 Replacement parts ................................................................. 85
Section 12 Contact information
......................................... 87
Section 13 Limited warranty
............................................... 90
Appendix A Calibration solutions
.................................... 93
Appendix B Concentration curves
................................... 97
B.1 Concentration measurement ranges........................................ 97
B.2 Sodium chloride solution -01- NaCl ......................................... 99
B.3 Hydrochloric acid -02- HCl ..................................................... 100
B.4 Sodium hydroxide solution -03- NaOH .................................. 101
B.5 Sulfuric acid -04- H
2
SO
4
. ....................................................... 102