Description
3.4 Models
Pump head circuitry:
One-stage (E):
Four pump heads are connected in parallel.
Ultimate pressure:
< 75 mbar
Types:
MP 1201 Ep and MPC 1201 Ep
Two-stage (Z):
Three pump heads are in parallel, the fourth in series.
Ultimate pressure:
< 8 mbar
Types:
MP 901 Zp and MPC 901 Zp
Three stage (T):
Two pump heads are in parallel, the other two in series.
Ultimate pressure:
< 2 mbar
Types:
MP 601 Tp and MPC 601 Tp
Four-stage (V):
Four pump heads are connected in series.
Ultimate pressure:
< 1 mbar
Types:
MP 301 Vp and MPC 301 Vp
Materials of the medium-affecting pump parts:
Component
Standard design
MP type
Chemical model
MPC type
(resistant to aggressive gases)
Connection- / pump head
Aluminium
PTFE
with carbon-fibre reinforcing
Seal
EPDM EPDM
Screw fitting
PA / PP
PVDF / PP
Valves
PEEK PEEK
Diaphragm
NBR fabric reinforced with
a PTFE layer
NBR fabric reinforced with
a PTFE layer
Connecting elements
PP PP
Notes:
PTFE with carbon-fibre reinforcement, electrically conductive (with manufacturer's certificate
of electrical conductivity).
Material resistance to aggressive media see:
“Kunststoff Kautschuk Produkte“, Jahreshandbuch der Verarbeiter 2000/2001 ("Plastic,
Rubber Products“, Annual Handbook of the Processor 2000/2001), Publisher Hoppenstedt
Darmstadt, Vienna, Zurich.
Special designs:
•
Special diaphragm pumps can be supplied after consultation with the manufacturer or for
a corresponding supply contract.
•
Explosion protection motors.
•
Motors for different voltages.
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