A750-04-880 Issue F
Page 6
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Introduction
Use of the pump in ambient conditions other than those specified in
.
Use of an ATEX Category 2 pump configured for internal seals flush supplies on applications which are not
clean.
Table 2 - Maximum particle sizes
1.4
Applications
The pumps are suitable for use in distillation, filtration, evaporation, drying, stripping, solvent recovery and
deaeration processes in a wide range of industries and applications.
You must ensure that the pump is suitable for your application.
If you have any doubts as to the suitability of the pump for your application, refer to the Edwards guidelines on
vacuum pump and vacuum system safety (see the Associated Publications at the end of the contents list at the front
of this manual).
Pump
Maximum size of particles (mm) that
can be allowed to enter the pump
Metallic
particles
Non-metallic
particles
EHR 2102S/C/D, 2170S/C/D
0.03
0.3
EHR 2190S/C/D, 2290S/C/D, 2390S/C/D
0.03
0.3
SHR 1300S/C/D, 2300S/C/D, 1400S/C/D, 2400S/C/D
0.035
0.4
SHR 1750S/C/D, 2750S/C/D, 1950S/C/D, 2950S/C/D
0.05
0.4
SHR 21200S/C/D, 11500S/C/D, 21500S/C/D,
11850S/C/D, 21850S/C/D
0.05
0.5
SHR 12500S/C/D, 22500S/C/D
0.07
0.5
