Hach sension6, Instruction Manual, Page: 5 / 86

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TABLE OF CONTENTS,
continued
3.2 Calibrating the Meter ......................................................................................................... 36
3.3 DO Probe ........................................................................................................................... 36
3.3.1 Probe Assembly........................................................................................................ 36
3.3.2 Probe Polarization .................................................................................................... 37
3.3.3 Zeroing the Probe ..................................................................................................... 38
3.3.4 Calibration in Water Saturated Air ........................................................................... 39
3.3.5 Calibration to a Known Dissolved Oxygen Concentration ...................................... 40
3.3.6 Calibrating a Sample to Read 100% Saturation ....................................................... 42
3.3.7 Calibration Review................................................................................................... 43
3.4 Measuring Dissolved Oxygen............................................................................................ 44
3.4.1 General Probe Operation .......................................................................................... 44
3.4.2 Measurement ............................................................................................................ 44
3.4.3 Display Backlight..................................................................................................... 45
3.4.4 Probe Storage ........................................................................................................... 45
3.4.5 Maintenance ............................................................................................................. 46
3.5 Using the BOD Accessory Kit........................................................................................... 47
3.6 Making BOD Determinations............................................................................................ 47
SECTION 4 STORING AND RECALLING DATA ........................................................... 49
4.1 Storing Measurements ....................................................................................................... 49
4.2 Recalling Stored Data ........................................................................................................ 50
4.3 Erasing Data....................................................................................................................... 51
4.3.1 Erasing Single Data Points ....................................................................................... 51
4.3.2 Erasing All Data Points ............................................................................................ 51
SECTION 5 PRINTING AND DATA TRANSFER ............................................................ 53
5.1 Connecting to Printers/Computers..................................................................................... 53
5.1.1 Connection with the RS232 Cable ........................................................................... 53
5.1.2 Connecting to a Printer............................................................................................. 53
5.1.3 Connecting to a Personal Computer......................................................................... 54
5.2 Sending Data to Printers/Computers.................................................................................. 56
5.2.1 Sending Currently Displayed Data........................................................................... 56
5.2.2 Sending Recalled Data Points .................................................................................. 57
5.2.3 Sending All Stored Data........................................................................................... 57
5.2.4 Printed Data Format ................................................................................................. 57
SECTION 6 DISSOLVED OXYGEN IN WATER .............................................................. 59
SECTION 7 TROUBLESHOOTING .................................................................................. 65
7.1 Error Codes ........................................................................................................................ 65
7.2 Meter Service Request Questionnaire................................................................................ 66