MRC-2014Hot.svg - page 112

Contents
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5.2 Using the Antechambers................................................................................................... 40
5.2.1 Manual Antechamber Control ................................................................................... 40
5.3 Removing an Item from the Glovebox Using the Large Antechamber ............................. 41
5.4 Mini Antechamber ............................................................................................................. 41
5.4.1 Introducing an Item into the Glovebox Using the Mini Antechamber........................ 41
5.4.2 Removing an Item from the Glovebox Using the Mini Antechamber ........................ 42
5.5 Automatic Antechamber Control ....................................................................................... 42
5.6 Introducing an Item into the Glovebox Using the Large Antechamber ............................. 43
5.7 Removing an Item from the Glovebox Using the Large Antechamber ............................. 45
5.8 Purge Valves..................................................................................................................... 45
5.8.1 Automatic Purge Valve.............................................................................................. 46
5.9 Regeneration .................................................................................................................... 47
5.9.1 Single-Column Purification System Regeneration Procedure .................................. 48
5.10 Dual-Column Purification System Regeneration Procedure............................................. 49
5.11 Solvent Regeneration ....................................................................................................... 49
5.11.1 Solvent-Column System Regeneration Procedure ................................................... 49
5.12 Analyzers .......................................................................................................................... 51
5.12.1 O2 Analyzer .............................................................................................................. 51
5.13 Moisture Analyzer ............................................................................................................. 52
5.13.1 Box Cooling Control .................................................................................................. 53
5.14 Heater Control................................................................................................................... 54
5.14.1 Parallel – Piped Systems .......................................................................................... 55
5.15 Solvent Removal Systems ................................................................................................ 57
5.15.1 Large Capacity Solvent Removal.............................................................................. 57
5.15.2 Opening the Solvent Removal Column..................................................................... 57
5.15.3 Isolating the Solvent Removal Column and Removing Solvent Vapors ................... 58
5.15.4 Replacing the Carbon Charge in a Solvent Removal Column.................................. 59
5.16 Large Capacity Regenerable Solvent Removal................................................................ 60
5.16.1 Small Capacity Solvent Removal – External............................................................. 61
6 Routine Maintenance ................................................................................................................ 63
6.1 Daily Tasks........................................................................................................................ 63
6.2 Weekly Tasks.................................................................................................................... 63
6.3 Annual or Semi Annual Tasks........................................................................................... 63
6.4 Safety Inspections............................................................................................................. 63
7 Troubleshooting ........................................................................................................................ 64
8 System Control Electronics ..................................................................................................... 66
8.1 General Description .......................................................................................................... 66
8.1.1 PLC Controller........................................................................................................... 66
8.1.2 Display panel............................................................................................................. 66
8.2 Lower Control Box ............................................................................................................ 66
8.2.1 Power Supply ............................................................................................................ 66
8.2.2 Box Pressure Sensor ................................................................................................ 66
8.2.3 24 Volt Low Power Relays ........................................................................................ 66
8.2.4 Circuit Breakers......................................................................................................... 68
8.3 Specifications .................................................................................................................... 68
9 System Components................................................................................................................. 69
9.1 Box Flow ........................................................................................................................... 69
9.1.1 Piping and Valves ..................................................................................................... 69
9.1.2 Column ...................................................................................................................... 69
9.1.3 The Blower ................................................................................................................ 70
9.1.4 Vacuum Pump........................................................................................................... 70
9.1.5 Chambers.................................................................................................................. 70
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