Contents

Agilent 490 Micro GC Carrier Gas Installation Guide PDF

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Summary of Content for Agilent 490 Micro GC Carrier Gas Installation Guide PDF

Agilent 490 Micro GC Dual Carrier Gas

Field Installation Guide

This installation guide describes how to upgrade the Agilent 490 Micro GC with a second carrier gas inlet.

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Agilent 490 Micro GC Dual Carrier Gas

The upgrade requires the 490 Micro GC upgrade kit dual carrier, p/n CP490201. See Table 1 for the upgrade kit components.

Table 1 Field upgrade kit components

Item Description Part number Quantity

1 Rear lower panel 490 Micro GC CP750020 1

2 Bulkhead union CP740585 2

3 Nut M8 1 low CP740204 2

4 SS tubing 1/16 in 1.0 mm VLT61C30 2

5 Valco nut 1/16 in VLZN1 2

6 Valco ferrule VLZF110 1

7 SS T union 1/16 in 0100-1016 3

8 SS nut 1/16 in 0100-0053 4

9 SS ferrule set 1/16 in 0100-1490 10

10 Male connector 1/16 in M4 CP740043 4

11 O-ring, Viton CP740029 4

12 Label for Carrier gas 1 CP741948 1

13 Label for Carrier gas 2 CP741949 1

14 Pump assembly upgrade CP74020680 1

15 Polyurethane tubing (clear) 2815892301 1

16 Installation guide G3581-90014 1

Field Installation Guide

Agilent 490 Micro GC Dual Carrier Gas

Upgrade Modification for Dual Carrier Gas Micro GC

Field Installation Guid

1 Remove the pump(s), tubing from the manifolds/modules, and the rear panel from the instrument.

2 Remove all carrier gas connections.

3 If present, remove the vent connectors and bulkhead union from the old rear panel, and install them on the new rear panel (p/n CP750020). Complete the rear panel with two bulkhead unions (p/n CP740585) for the separate carrier gas.

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Agilent 490 Micro GC Dual Carrier Gas

4 Install the Viton O-ring on the male connector for the manifold connection.

5 Connect the male connector to the manifold carrier connection.

6 Reconnect the new rear panel (p/n CP7500200).

7 Adjust the length of the SS tubing (p/n VLT61C30) to connect from the rear panel to the manifold connection depending on the configuration of the instrument. Connect the 1/16 in nut (p/n 0100-0053) and SS back/front ferrule (p/n 0100-1490) on the SS tubing, and connect the tubing to the Male connector (p/n CP740043). Use a 1/16 in SS T union (p/n 0100-1016) in the carrier gas line when multiple channels needs to be connected to the same carrier gas.

Male connector 1/16 in M4 (p/n CP740043) O-ring, Viton (p/n CP740029)

Field Installation Guide

Agilent 490 Micro GC Dual Carrier Gas

Field Installation Guid

8 If the 490 Micro GC is not equipped with two sample pumps, install the second sample pump (p/n CP74020680) delivered with the upgrade kit.

To column pump

InOut

Sample vent

Column module

Backflush vent Reference vent

Column vent

EGC-Manifold

Vents Pump

Carrier gas

Column module

Backflush vent Reference vent

Column vent

EGC-Manifold Vents

Pump Carrier gas

Column vent

Reference vent

Backflush vent

Sample vent

1 (N 2 ) 2 (HE)

To column pump

InOut

Sample vent

1

Carrier 2

DMD Air/N 2

2

3

Carrier 1 PUMP 2PUMP 1

Pump assy

Pump assy

The tubing colors above are for illustration only, the instrument uses clear tubing for the

NOTE pump connections.

9 Connect the sample vent (green) from PUMP 1 to the rear panel at vent 1.

10 Connect the sample vent (orange) from PUMP 2 to the rear panel Sample vent.

11 Attach the label Carrier 1 (p/n CP741948) over the screen text DMD Air/N2.

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The picture below gives an overview after completion.

Warranty

The material contained in this document is provided as is, and is subject to being changed, without notice, in future editions. Further, to the maximum extent permitted by applicable law, Agilent disclaims all warran- ties, either express or implied, with regard to this manual and any information contained herein, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. Agilent shall not be liable for errors or for incidental or consequential damages in connection with the furnishing, use, or performance of this document or of any information contained herein. Should Agilent and the user have a separate written agreement with warranty terms covering the material in this document that conflict with these terms, the warranty terms in the separate agreement shall control.

Agilent Technologies, Inc. 2015 Printed in USA

First edition, April 2015 Agilent

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