Metrohm 754 Dialysis Unit User Manual

CH-9101 Herisau/SwitzerlandTel. ++41 71 353 85 85Fax ++41 71 353 89 01Internet www.metrohm.chE-Mail [email protected] Dialysis UnitDialysis Unit754M

2.1 Setting up the instrument754 Dialysis Unit72 Installation2.1 Setting up the instrument2.1.1 PackagingThe 754 Dialysis Unit is supplied togethe

2 Installation754 Dialysis Unit82.2 Mains connectionFollow the instructions below for connecting to the power supply. Ifthe instrument is operated w

2.2 Mains connection754 Dialysis Unit91111131316162301212115 Fig. 3: Setting the mains voltage2.2.2 FusesTwo fuses 0.2 A/slow-blow for 100…120 V or

2 Installation754 Dialysis Unit102.3 Attaching the accessories2.3.1 Electrical connection to the 732 IC DetectorIn order to allow remote operation

2.3 Attaching the accessories754 Dialysis Unit112Connect new feedthrough• Using a wrench or a spanner, unscrew the nut on the interiorside of feedth

2 Installation754 Dialysis Unit12FILL INJECTSTEPFILL INJECTA B2519191818272722212324171741412028282121 2222 Fig. 5: Interior of the 733.0020 IC Sepa

2.3 Attaching the accessories754 Dialysis Unit132.3.3 Attaching the accessories to the 754 Dialysis UnitAttach the tubing cartridges with the pump t

2 Installation754 Dialysis Unit1426/2726/272929 30/3130/31 3232 44 55 3232 2929 23/3323/3388 28282828 Fig. 6: Installing pump tubings44 Tubing cartr

2.3 Attaching the accessories754 Dialysis Unit15Pump tubings are consumable material with a lifetime which dependson the contact pressure. This is wh

2 Installation754 Dialysis Unit164Close dialysis cell• Place top part 3838 on bottom part 3535 so that both parts lieflush.• Using the 6.2621.070 A

Table of contents754 Dialysis UnitITable of contents1 Introduction...

2.3 Attaching the accessories754 Dialysis Unit172.3.5 Connecting the dialysis cellTo connect the dialysis cell to the IC system proceed as follows (

2 Installation754 Dialysis Unit18754733A B1945464748492123201727 2650 50293130 28 33 342425 Fig. 8: Diagram of tubing connections1717 PEEK sample lo

2.3 Attaching the accessories754 Dialysis Unit192.3.6 Attaching the accessories to the waste bottleThe waste bottle which receives the sample and ac

2 Installation754 Dialysis Unit202.3.7 Conditioning the dialysis systemBefore effecting the first analysis, rinse the dialysis cell, the inserted di

3.1 Manual operation754 Dialysis Unit213 OperationThe 754 Dialysis Unit cannot be manually operated unless the installa-tion has been carried out pr

3 Operation754 Dialysis Unit223.2 Operation via 732 IC DetectorSwitch instrument on/offPOWERThe 754 Dialysis Unit is switched on and off using mains

3.3 The dialysis procedure754 Dialysis Unit233.3 The dialysis procedure3.3.1 Dialysis flow chartEvery sample dialysed with the 754 Dialysis Unit co

3 Operation754 Dialysis Unit243.3.2 Programming with the 732 IC DetectorProgram without suppressionTo dialyse in an IC system without suppression a

3.3 The dialysis procedure754 Dialysis Unit253.3.3 Setting the rinsing timeA rinsing time of 2 min is normally sufficient to ensure thorough rinsing

3 Operation754 Dialysis Unit260.02.04.06.08.010.012.00.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0Transfer time [min]Concentration [mg/L]FluorideChlor

Table of contents754 Dialysis UnitII4 Malfunctions – Maintenance...294.1 Malfunctions and their rectification

3.3 The dialysis procedure754 Dialysis Unit272Measure the standard with dialysis• Set the dialysis time in the program to 5 min (see section3.3.2).•

3 Operation754 Dialysis Unit283Starting up the IC System• Switch on the 732 IC Detector, load method and set programstatus to active (see the 732/73

4.1 Malfunctions and their rectification754 Dialysis Unit294 Malfunctions – Maintenance4.1 Malfunctions and their rectificationIf difficulties appe

4 Malfunctions – Maintenance754 Dialysis Unit304.2 Maintenance and servicing4.2.1 Handling dialysis membranesDialysis membranes are very sensitive

4.2 Maintenance and servicing754 Dialysis Unit314.2.4 ShutdownIf the dialysis cell is to be switched off a long period of time the accep-tor and sam

4 Malfunctions – Maintenance754 Dialysis Unit324.2.6 Replacing the dialysis membraneThe dialysis membrane may have to be replaced in the following c

4.2 Maintenance and servicing754 Dialysis Unit335Close dialysis cell• Place top part 3838 on bottom part 3535 so that both parts lieflush.• Screw t

4 Malfunctions – Maintenance754 Dialysis Unit34

5.1 Technical data754 Dialysis Unit355 Appendix5.1 Technical dataDialysis cellMaterial Plexiglass (polymethyl methacrylate)Solvent compatibility Wa

5 Appendix754 Dialysis Unit36Safety specificationsConstruction / Testing According to IEC 1010 / EN 61010 / UL 3101-1,protection class I, degree of p

1.1 Instrument description754 Dialysis Unit11 Introduction1.1 Instrument descriptionThe 754 Dialysis Unit is a unit for on-line sample preparation

5.2 Standard equipment754 Dialysis Unit375.2 Standard equipmentSubject to changes!All dimensions are given in mm.The 2.754.0010 Dialysis Unit includ

5 Appendix754 Dialysis Unit38Quant. Order No. Description2 6.1831.040 PEEK Capillary tubingLength = 15 cm3 6.1831.050 PEEK Capillary tubingLength = 4

5.3 Optional accessories754 Dialysis Unit39Quant. Order No. Description1 6.2756.000 FeedthroughFor the 733 IC Separation Center, for feedingthrough c

5 Appendix754 Dialysis Unit405.4 Warranty and conformity5.4.1 WarrantyThe warranty on our products is limited to defects that are traceable tomater

5.4 Warranty and conformity754 Dialysis Unit415.4.2 EU Declaration of conformityEU Declaration of ConformityThe METROHM AG company, Herisau, Switzer

5 Appendix754 Dialysis Unit425.4.3 Certificate of conformity and system validationCertificate of Conformity and System ValidationThis is to certify

5.5 Index754 Dialysis Unit435.5 IndexAAcceptor solution ... 13,17,19,26Air bubbles ...

5 Appendix754 Dialysis Unit44GGeneral precautionary rules... 6HHandling dialysis membranes...

5.5 Index754 Dialysis Unit45PEEK compression fitting 2828Figure ...14,18Installation...

5 Appendix754 Dialysis Unit46Storage... 36Support documentation...

1 Introduction754 Dialysis Unit21.2 Parts and controlsDialysis Unit754MetrohmMetrohmON ONOFFOFFREMOTE PUMPPOWER33 44 5522 11 77991010 88 66 Fig. 1:

1.2 Parts and controls754 Dialysis Unit3SWARNING - Fire Hazard -with the same type and rating of fuseFor continued protection replace onlyType 1.754.

1 Introduction754 Dialysis Unit41.3 Information about the Instructions for UsePlease read through these Instructions for Use carefully before oper-a

1.4 Support documentation754 Dialysis Unit5HazardThis symbol draws attention to apossible danger to life or injury ifthe associated directions are no

1 Introduction754 Dialysis Unit61.5 Safety notes1.5.1 Electrical safetyWhile electrical safety in the handling of the 754 Dialysis Unit is assuredi