Manual Dewar LN2 Autofill 50l Translation © Retsch GmbH, 42781 Haan, Retsch-Allee 1-5, Germany 08.02.
Copyright Copyright by Retsch GmbH Haan, Retsch-Allee 1-5 D-42781 Haan Federal Republic of Germany 2
1 Notes on the Operating Manual ............................................................................................................ 5 1.1 Explanations of the safety warnings .................................................................................................. 6 1.2 General safety instructions ................................................................................................................ 7 1.3 Repairs................................................................
5 4 4.4 Vacuum closure and safety device .................................................................................................. 19 4.5 Level Display ................................................................................................................................... 19 4.6 Filling the vessel .............................................................................................................................. 20 4.7 Pressure build-up ................................
Notes on the Operating Manual Pos : 1.1 /00005 Übersc hriften/1. Üb ersc hriften/1 Hinweise z ur Bedi enungsanlei tung @ 0\mod_1222347415287_9.doc @ 2631 @ @ 1 1 Notes on the Operating Manual Pos : 1.2 /00010 Bedienungsanlei tungen Kapitelsamml ung en/Cr yoMill/0001 Hinweis e z ur Bedienungsanl eitung/M odul Hinweis zur Bedi enungsanleitung @ 0\mod_1222347341773_9.
Notes on the Operating Manual Pos : 2.2 /00005 Übersc hriften/1.1 Ü berschriften/1.1 Ü bers chriften BDA/11 Er klärungen z u den Sic her heits warnungen @ 0\mod_1222344569771_9.doc @ 2484 @ @ 1 1.1 Explanations of the safety warnings Pos : 2.3 /00003 Standard Kapitel /General Modul Warnhi nweis e Er klär ung neu @ 0\mod_1234858329746_9.doc @ 6190 @ @ 1 In this Operating Manual we give you the following safety warnings Serious injury may result from failing to heed these safety warnings.
Notes on the Operating Manual Pos : 2.5 /00005 Übersc hriften/1.1 Ü berschriften/1.1 Ü bers chriften BDA/11 Gener elle Sic her hei tshi nwei se @ 0\mod_1222344568974_9.doc @ 2463 @ @ 1 1.2 General safety instructions Pos : 2.6 /00004 War nhi nweis e/V0002 VORSICHT Bedienungs anl eitung l es en @ 2\mod_1263894982815_9.doc @ 18630 @ @ 1 CAUTION Read the Operating Manual Non-observance of these operating instructions – The non-observance of these operating instructions can result in personal injuries.
Notes on the Operating Manual Pos : 2.11 /00005 Ü berschriften/1.1 Ü bersc hriften/1.1 Übersc hriften BD A/11 Reparaturen @ 0\mod_1223624336511_9.doc @ 2978 @ @ 1 Reperatur en 1.3 Repairs Pos : 2.12 /00003 Standard Kapitel/General M odul R epar atur en @ 0 \mod_1228722954535_9.doc @ 4079 @ @ 1 This operating manual does not contain any repair instructions. For your own safety, repairs may only be carried out by Retsch GmbH or an authorized representative or by Retsch service engineers.
Confirmation Pos : 3.2 /00020 BD A Software/20005 PM GC Kapitelsamml ung/Ü berschriften/1. Ü berschriften/1 Bestätigung (For mul ar für den Betrei ber) @ 0\mod_1208870841095_9.doc @ 430 @ @ 1 Bes tätigung 2 Confirmation Pos : 3.3 /00003 Standard Kapitel /General Modul Bestätigung @ 0 \mod_1228722962707_9.doc @ 4114 @ @ 1 This operating manual contains essential instructions for operating and maintaining the device which must be strictly observed.
Safety and occupational health instructions 5 1 2 6 3 4 8 7 Fig. 1: Type plate marking 1 Instrument name 2 Year of manufacture 3 Article number 4 Serial number 5 Manufacturer’s address 6 CE marking 7 Waste disposal marking 8 Barcode When making enquiries, please quote the name of the instrument (1) or the article number (3) and serial number (4) of the instrument. Pos : 5.1 /00005 Übersc hriften/1. Übersc hriften/1 Dewar Sicherheits- und Arbeits schutzhi nweis e @ 0\mod_1233751785816_9.
Safety and occupational health instructions Pos : 5.4 /00005 Übersc hriften/1.1 Ü berschriften/1.1 Ü bers chriften BDA/11 Allgemei nes @ 0\mod_1226913421529_9.doc @ 3723 @ @ 1 3.1 General Pos : 5.5 /00010 Bedienungsanlei tungen Kapitelsamml ung en/Cr yoMill/0020 Cr yo Sic herheits kapi tel/Cr yo Kapitel Allgemei nes VORSICHT @ 0 \mod_1233906970969_9.doc @ 5988 @ @ 1 This section summarises the general occupational health and safety guidelines for the handling of liquid nitrogen.
Safety and occupational health instructions Pos : 5.7 /00005 Übersc hriften/1.1 Ü berschriften/1.1 Ü bers chriften D ewar/11 D ewar Sic her heitshi nweis e beim U mgang mi t fl üssigem Stic kstoff @ 0\mod_1233751965302_9.doc @ 5692 @ @ 1 3.2 Safety instructions on the handling of liquid nitrogen Pos : 5.8 /00005 Übersc hriften/1.1 Ü berschriften/1.1 Ü bers chriften D ewar/11 D ewar Sauerstoffmangel @ 0 \mod_1233752064958_9.doc @ 5698 @ @ 1 3.3 Oxygen deficiency Pos : 5.
Safety and occupational health instructions • may not be transported in vehicles in filled state. • must be protected from impact, knocks and rapid movements. • Ventilate all installation rooms constantly and appropriately. • Wear protective clothing (suitable gloves, goggles or face protection and safety shoes). • Check the oxygen content of the room constantly. • Always carry an oxygen metre. • Only trained personnel may work with liquid nitrogen. This list is not complete. Pos : 5.
Safety and occupational health instructions 3.4.2.2 Burns through contact Contact of the skin with cold material causes frostbite or cryogenic burns. The interior of vessels or the samples may never be touched or held with bare hands. Pos : 5.24 /00005 Ü berschriften/1.1.1 Ü bersc hriften/111 D ewar Empfehl ung en @ 0\mod_1233906148542_9.doc @ 5958 @ @ 1 3.4.3 Recommendations Pos : 5.
Safety and occupational health instructions This list is not complete. Pos : 5.33 /00005 Ü berschriften/ 1.1.1 Ü bersc hriften/111 D ewar Empfehl ung en @ 0\mod_1233906148542_9.doc @ 5958 @ @ 1 3.5.3 Recommendations Pos : 5.34 /00010 Bedi enungsanleitung en Kapitels ammlungen/Cr yoMill/0020 Cr yo Sic her heits kapitel/Cr yo Kapitel Kr yo Expl osi onsg efahr Empfehl ung @ 0\mod_1233907415909_9.
Safety and occupational health instructions • Remove all sources of fire (naked flame and light, spark producers, matches, lighters etc.). • Ventilate installation rooms constantly and appropriately. • Clean floor regularly. • Train personnel. • Wear personal protective equipment. • Check oxygen content constantly. • Always carry an oxygen metre. This list is not complete Pos : 5.44 /00005 Ü berschriften/1.1 Ü bersc hriften/1.
Operating the machine Pos : 6.2 /00005 Übersc hriften/1. Übersc hriften/1 Bedi enung des Gerätes @ 0\mod_1226565880211_9.doc @ 3519 @ @ 1 4 Operating the machine Pos : 6.3 /00010 Bedienungsanlei tungen Kapitelsamml ung en/Cr yoMill/0016 LN 2 D ewar 50l/1607 M odul D ewar 50l Besc hrei bung @ 2\mod_1267785565238_9.
Operating the machine Pos : 6.7 /00005 Übersc hriften/1.1 Ü berschriften/1.1 Ü bers chriften BDA/11 Ü bersic hts tabelle der Geräteteile @ 0\mod_1228990616846_9.doc @ 4972 @ @ 1 4.2 Overview table of the parts of the device Pos : 6.8 /00010 Bedienungsanlei tungen Kapitelsamml ung en/Cr yoMill/0016 LN 2 D ewar 50l/1602 M odul D ewar 50l Ü bersic hts tabell e der Geräteteile @ 2\mod_1267691643620_9.
Operating the machine Pos : 6.10 /00005 Ü berschriften/1.1 Ü bersc hriften/1.1 Übersc hriften BD A/11 Technisc he Daten @ 0\mod_1222344569224_9.doc @ 2470 @ @ 1 4.3 Technical Data Pos : 6.11 /00010 Bedi enungsanleitung en Kapitels ammlungen/Cr yoMill/0016 LN 2 D ewar 50l/1611 Modul Dewar 50l Tec hnische D aten @ 2\mod_1268230808121_9.doc @ 18950 @ @ 1 Type: APOLLO® 50 Overall height: 80cm Outside diameter: 50cm Overall width: 76cm Immersion depth 58.5cm Neck diameter: 5.
Operating the machine Fig. 4: Level Display Determination of the level in the vessel • Read the Dewar flask level on the scale in the level display. • Alternatively, you can use a dipstick to determine the level and compare it with the level curve (see picture of Apollo® 50 level curve). The black area on the level display scale marks 25% of the remaining contents. Fig. 5: Level curve Apollo ® 50 Pos : 6.16 /00005 Ü berschriften/1.1 Ü bersc hriften/1.
Operating the machine • Close the waste gas / overflow valve (V3). Pos : 6.18 /00005 Ü berschriften/1.1 Ü bersc hriften/1.1 Übersc hriften BD A/11 Druc kaufbau @ 1\mod_1240400926229_9.doc @ 8240 @ @ 1 4.7 Pressure build-up Pos : 6.19 /00010 Bedi enungsanleitung en Kapitels ammlungen/Cr yoMill/0016 LN 2 D ewar 50l/1604 Modul Dewar 50l Druc kaufbau @ 2\mod_1267701477789_9.doc @ 18841 @ @ 1 • Close the withdrawal valve (V1) and the waste gas / overflow valve (V3).
Operating the machine • lubricating spray • hemp • open flame • steam • leak detection spray • suds Pos : 6.28 /00010 Bedi enungsanleitung en Kapitels ammlungen/Cr yoMill/0016 LN 2 D ewar 50l/1610 Modul Dewar 50l Prüfungen des Sicherheits ventiles @ 2\mod_1267800505895_9.doc @ 18921 @ @ 1 Only the bubble method outlined below may be used to test that the safety valve is securely in place and has the correct response pressure. This prevents the valve mechanics becoming dirty and rusty .
5 Index A L Article number .....................................................10 Level display ...................................................... 20 B Level Display...................................................... 19 Barcode...............................................................10 Levels in the vessel............................................ 20 Bubble method ....................................................22 M C Manufacturer’s address ....................................
Rooms.................................................................16 Transport ............................................................ 21 Rust.....................................................................22 Type ................................................................... 19 S type plate description ........................................... 9 Safety and occupational health instructions .......10 Safety instructions on the handling of liquid nitrogen ...........................
Copyright ® Copyright by Retsch GmbH Haan, Retsch-Allee 1-5 D-42781 Haan Federal Republic of Germany
