Hach-Lange SENSION+ 50 49 User Manual - Manual (Page 3)

Table of Contents
Specifications
..............................................................................................................3
General information
..................................................................................................3
Safety information........................................................................................................3
Use of hazard information ............................................................................................ 3
Precautionary labels ....................................................................................................4
Product overview
.......................................................................................................4
Meter compatibility
....................................................................................................5
Preparation for use
....................................................................................................5
Polarize the dissolved oxygen probe
................................................................5
Calibration
.....................................................................................................................5
Calibration notes ..........................................................................................................5
Calibration procedure (pH and conductivity) ................................................................ 6
Calibration procedure — DO probe, water-saturated (100%) air ................................. 7
Adjust the calibration (manual calibration) ...................................................................8
Sample requirements
...............................................................................................9
Sample measurement
...............................................................................................9
Measurement notes .....................................................................................................9
Measurement procedure ............................................................................................ 10
Maintenance
...............................................................................................................10
Replace the probes .................................................................................................... 10
Clean the probes .......................................................................................................11
Dissolved oxygen probe ............................................................................................12
Clean the probe ..................................................................................................12
Replace the membrane module .........................................................................12
Fill the membrane module ..................................................................................12
Storage ......................................................................................................................13
Rehydrate the pH probe ............................................................................................13
Troubleshooting
.......................................................................................................13
Troubleshooting notes ...............................................................................................15
Examine the probes ...................................................................................................15
Replacement parts and accessories
...............................................................15
Index
...............................................................................................................................17
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