Table Of Contents - Xylem mjk pHix Compact Manual

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Declaration of conformity .........................................................................................................5
Introduction ................................................................................................................................6
Measurements and standards used ....................................................................................6
Safety instructions..................................................................................................................6
Repair ................................................................................................................................. 7
Explosion hazardous areas.............................................................................................. 7
Construction ...........................................................................................................................7
Product identification............................................................................................................7
Mounting ....................................................................................................................................9
Electrode types ......................................................................................................................9
Mounting the electrode ........................................................................................................9
Gasket and O-ring .......................................................................................................... 10
Mechanical mounting......................................................................................................... 12
Mechanical mounting in general .................................................................................. 12
Open and closed systems ............................................................................................. 12
Mounting in open channels and reservoirs................................................................. 14
Mounting in closed systems .......................................................................................... 16
Mounting on pipe socket............................................................................................... 17
Eletrical mounting............................................................................................................... 19
Electrical mounting in general ...................................................................................... 19
Signal cable ..................................................................................................................... 19
Cutting the signal cable ................................................................................................. 20
Extending the signal cable ............................................................................................ 21
Connection examples ........................................................................................................ 22
Local display.................................................................................................................... 22
Connection to PLC_PLS ................................................................................................. 23
Buffer adjustment ....................................................................................................................24
Buffer adjustment in general............................................................................................. 24
Buffer liquid ......................................................................................................................... 25
Cleaning............................................................................................................................... 25
Buffer adjustment using the switch ring .......................................................................... 26
Example of buffer adjustment in pH 4 and 7 .............................................................. 27
Buffer adjustment using the tilt switch ............................................................................. 28
Maintenance.............................................................................................................................31
Maintenance in general ..................................................................................................... 31
Intervals............................................................................................................................ 31
Redox electrodes............................................................................................................ 31
Cleaning of the electrode.................................................................................................. 32
Electrode lifetime................................................................................................................ 32
Electrode spare parts ......................................................................................................... 32
Electrode storage ............................................................................................................... 33
Specifications ...................................................................................................................... 33
Dimensions.......................................................................................................................... 35
3
pHix® Compact
EN 4.10  Version 2007

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