Welch MP 601 E - Pump Head Circuitry; Materials of the Medium-Affecting Pump Parts; Scope of Delivery; Accessories

Description
412721 9
3.5 Pump head circuitry
One-stage (E):
Both pump heads are connected in parallel.
Ultimate pressure:
< 75 mbar
Models:
MP 601 E, MPC 601 E and MPC 601 E-X2
Two-stage (Z):
Both pump heads are connected in series.
Ultimate pressure:
< 8 mbar
Models:
MP 301 Z, MPC 301 Z and MPC 301 Z-X2
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.
3.6 Materials of the medium-affecting pump parts
Component
Standard design
Chemical model
(resistant to aggressive gases)
MP
MPC
MPC - X2
Seal
EPDM
EPDM
FFKM, PTFE
Screw fitting /
Connecting element
PA, PP
PP, PVDF
PVDF
Valve
PEEK
PEEK
PFA
Diaphragm
Elastomer +
PTFE Layer
Elastomer +
PTFE Layer
PTFE mod.
Vacuum hose
PTFE
PTFE
Connection head / Pump head
Aluminium
PTFE with carbon-fibre reinforcing
*)
*)
electrically conductive (with manufacturer's certificate of electrical conductivity)
Material resistance to aggressive media see: Publisher Hoppenstedt Publishing (18. September 2007)
3.7 Scope of Delivery
The scope of delivery is specified in the supply contract.
3.8 Accessories
Designation
Usage
Order no.
Vacuum Control Box
VCB 521 cv
for measuring and regulation of vacuum
600053
Vacuum Regulator
with dial gauge DBR-A
for intake allows the adjustment of the
ultimate pressure
700458
Gas ballast valve
for diaphragm pumps of type MP…,
manually operated
400599-02
Mains connection cable
IEC with plug type 12 (CH)
for diaphragm pumps of MP/MPC in 230 V
825877