Artisan Technology Group Quest 210 Specifications download pdf (Page 70)

Providing a Gas Sweep over the Reaction Vessels

Replace the luer plug onto the solid entry port.

Place both Manifold Control Valves to "Closed."

Providing

Gas Sweep over the Reaction Vessels

It is possible to provide a low flow rate sweep of the reaction vessel upper head space

with nitrogen (or system gas) during reagent addition, or while a reaction is in progress.

This is accomplished by setting the right hand Manifold Control Valve to "Metered

Gas, and the left hand valve to Utility

The gas flow will flow out of the Utility

port

located at the top of the instrument.

drain

solvent closed

utility

metered gas

vent

closed

utility

It is recommended to attach a Teflon Vent tube (Found in the accessory kit), or oil

bubbler to the Utility 1 port with the outlet pointed away from the Quest, towards the

back of the fume hood.

Fittings are provided to interface with external accessories such as an oil bubbler. These

fittings have a 114"-

thread finish.

The flow of gas from the Metered gas source is regulated by a needle valve found on

the top of the Quest Reactor Unit.

To modify the gas flow rate, turn the metered gas control valve counter clockwise to

increase the gas flow rate and clockwise to decrease the gas flow rate.

NOTE

The use of a gas sweep may result in solvent loss, especially when heating.

QUEST

User

Manual

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Artisan Technology Group Quest 210 Specifications Page 70