Hach-Lange POLYMETRON 9245 User Manual User Manual
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Table of Contents
1.3.1 Use of hazard information ................................................................................................... 5
1.3.2 Safety recommendations .................................................................................................... 6
1.3.3 Service and repairs ............................................................................................................. 6
1.3.4 Potential safety hazards...................................................................................................... 6
1.3.5 Precautionary labels............................................................................................................ 7
1.3.6 EMC compliance statement (Korea) ................................................................................... 7
1.4 Product recycling information....................................................................................................... 8
1.5 Product disposal ........................................................................................................................ 10
1.6 Restriction of hazardous substances (RoHS) ............................................................................ 11
2.1 Technical specifications ............................................................................................................. 13
2.2 Model identification system........................................................................................................ 15
3.1 Overview .................................................................................................................................... 17
3.2 Schematic process overview ..................................................................................................... 18
3.3 Presentation of the analyzer ...................................................................................................... 19
3.3.1 Analyzer front panel .......................................................................................................... 19
3.3.2 Analyzer rear panel ........................................................................................................... 20
3.4 Conditioning reagent.................................................................................................................. 21
3.5 pH regulation.............................................................................................................................. 22
3.7 Automatic calibration cycle ........................................................................................................ 25
3.8 Manual calibration cycle............................................................................................................. 27
3.9 Grab sample measurement cycle .............................................................................................. 28
3.10 Analyzer outputs ...................................................................................................................... 29
3.10.1 Sensor reactivation ......................................................................................................... 29
3.10.2 Standard measurement process ..................................................................................... 29
3.10.3 Grab sample process ...................................................................................................... 29
3.10.4 Auto calibration process.................................................................................................. 30
3.10.5 Manual calibration process ............................................................................................. 30
4.1 Analyzer inspection and unpacking ........................................................................................... 31
4.2 Instrument preparation............................................................................................................... 31
4.3 Instrument mounting .................................................................................................................. 32
4.3.1 Panel mounting ................................................................................................................. 32
4.3.2 Wall mounting ................................................................................................................... 33
4.4.1 Mains power connection ................................................................................................... 34
4.4.2 RS485 connection............................................................................................................. 39
4.4.3 Input/Output connections .................................................................................................. 41
4.4.4 Sample tubes installation .................................................................................................. 42
4.4.5 Reagents installation......................................................................................................... 43
4.4.6 Magnetic stirrer installation ............................................................................................... 44
4.4.7 Reagents volume declaration............................................................................................ 45