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Agilent Technologies G4239C, Instructions Manual, Page: 1 / 12

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Summary of Contents for G4239C

Page 1: ...gilent Valve Kit G4239C Contents Typical Applications 2 Multicolumn Selection 2 Method Development 3 Delivery Checklist 4 Install the Valve Heads 5 Remove the Transportation Lock and the Valve Dummy 5 Install the Valve Head and Connect Capillaries 6 Install the Capillaries 8 Setup Examples 10 Valve Specifications 11 Valve Parts 11 ...

Page 2: ...eight different stationary phases for different applications or use identical stationary phases in columns with different dimensions for either faster run times short columns or higher resolution long columns or for loading studies with different internal diameters Figure 1 The G7116B 1290 Infinity II Series Multiple Column Thermostat equipped with an 8 Column Selector Valve ...

Page 3: ...ment Advantages Faster method development Automated method development possible b6J b c Xa ehZ eajh E Zcna Zmna Xaa ehZ eajh 8 7dcjh GE b c b c Figure 2 Totally different chromatographic results by using the same sample but three different stationary phases ...

Page 4: ... 8 G1314 68703 Cap fitting kit special Column inlet connection fitting 1 5500 1203 Capillary SST 0 12x280mm M4 SL PS PS Valve ps M4 to detector ps SL 1 5500 1204 Capillary SST 0 12x150mm M4 M4 PS PS Valve to valve column bypass 1 5023 2504 Hex driver SW 4 slitted Tool for M4 fittings 8 G7116 60015 Heat Exchanger Assembly 1 6 µL Z Quick Connect Heatexchanger Standard Flow Low dispersion heat exchan...

Page 5: ...uide pin snaps into the groove of the valve drive thread 1 When unscrewing the transportation lock push it back until the last screw is removed the valve rail is spring loaded 2 Press on the valve dummy to release it spring loaded valve rail 3 4 Remove the Transportation Lock and the Valve Dummy NOTE Following procedures may show the 1290 Infinity TCC The MCT uses the same valve heads the valve he...

Page 6: ...ition Valve Damage Using a low pressure valve on the high pressure side can damage the valve When using multiple column compartments as part of a method development solution make sure that the high pressure valve head is connected to the autosampler and the low pressure valve head is connected to the detector 6 Install the Valve Heads Install the Valve Head and Connect Capillaries Install the Valv...

Page 7: ... groove you have to turn the valve head until you feel that the two pins snap into the grooves Now you should feel additional resistance from the valve drive while continue turning the valve head until the pin fits into the groove 2 When the outer pin is locked into the groove manually screw the nut onto the valve head NOTE Fasten the nut manually Do not use any tools ...

Page 8: ...effects that can harm internal parts of the valve This pressure release typically happens if the valve gets switched under high pressure over unused or open channels Block all unused channels properly with the M4 blank nut CAUTION NOTE To minimize valve movement over open connections it is recommended to plumb the column connected channels in one row e g channel 1 column 1 channel 2 column 2 chann...

Page 9: ...e column inlet ports 1 8 on the inner ring while the Out port connects to the column outlet ports 1 8 on the outer ring 2 Install the column inlet and outlet connections ports 1 8 for connections from valve to the heat exchanger Capillary SST 0 12x130mm M4 SL PS PS 5500 1199 or waste line Waste tube G1375 87326 ports 1 8 for connections from column outlet to valve Capillary SST 0 12x130mm M4 SL PS...

Page 10: ... Setup Examples 1 8 Column selection Figure 3 Hydraulic flow path schematics for an 8 column selection setup 2 Six column selection with purge line and valve bypass Figure 4 Hydraulic flow path schematics for 6 column selection setup with purge and valve bypass line ...

Page 11: ...f the valve 1 52 µL Post column outlet side of the valve Maximum pressure 1300 bar Comments Kit contains 1x 8 Column Selector Valve Head and capillary kit Valve Rotor Seal Stator Head Bearing Ring Stator Screws Pack of 10 Stator Ring 8 Pos 18 Port 1300 bar Rotor Seal PEEK 5068 0200 Stator Head 5068 0199 Isolation seal 1535 4045 Stator screws 5068 0089 Stator ring 5068 0120 11 Valve Specifications ...

Page 12: ...mple 1 Stator screws 2 Stator head assembly 3 Stator ring screws not available 4 Stator ring available for service only 5 Rotor seal 6 Bearing ring 7 Spanner nut available for service only NOTE The figure below illustrates replacement parts for the valve heads with the 12Pos 13Port Selector valve as an example The valves can vary in their appearance and do not necessarily include all of the illust...

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