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Technical data
M588-00-880 Issue E
2.7 DP clean high flow purge / solvent flush option
Notes: 1. The high flow purge /solvent flush kit is available as an option.
2. The DP clean solvent suction pipe is supplied with the pump but not fitted.
2.8 External evacuation system
Pumpdown performance on dry pumping systems fitted with mechanical boosters can be further enhanced by the use
of an External Evacuation System (EES) kit. The EES kit will only provide a performance improvement on pumpdown
cycles lasting less than 30s to pressures below 0.1mbar. The EES kit must only be used on clean applications.
Table 17 - High flow purge / solvent flush data
Feature Specification Rating
Pneumatic valve gas supply Nitrogen or clean dry air 2.5 - 6.9 barg
(36 - 100 psig)
Pneumatic valve inlet connection 3/8 inch compression fitting
High flow purge gas Air, nitrogen or other inert gas which
is compatible with process
Typically 170 slm (for GXS160 &
GXS250 systems) and 185 slm (for
GXS450 & GXS750 systems) at
atmospheric pressure at purge inlet
connection
High flow purge air filter ½ inch NPT male
Available as a spare, refer to
Section 7.4
DP clean solvent flush fluid inlet
connection
3/8 inch BSP male
DP clean solvent suction pipe
connection
3/8 inch BSP female
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