User Manual
Documents are only to be used and distributed completely and unchanged. It is strictly the users’ responsibility to check carefully
the validity of this document with respect to his product. Manual-no.: 999164 / 19/05/2009
page 14 of 75
Wetted parts
We reserve the right for technical modication without prior notice!
Components Wetted materials
Pump
Head cover ETFE carbon bre reinforced
Diaphragm clamping disc ETFE carbon bre reinforced
Diaphragm PTFE
Valves FFKM (ME 4C NT VARIO: PTFE)
O-rings FPM
Valve head (pumps NT VARIO) ECTFE carbon bre reinforced
Housing cover insert (pumps VARIO-B / PC 301x) PTFE carbon reinforced
Gas ballast tube, inlet, outlet (pumps NT VARIO) PTFE carbon reinforced
Inlet (pumps VARIO-B) Stainless steel
Outlet (pumps VARIO-B) ETFE
Silencer // hose to silencer PBT/PVF // PVC
Fittings (pumps VARIO-B / PC 301x VARIO) ETFE/ECTFE
Tubing PTFE
Pumping unit
Inlet pumping unit (PC 300x / PC 301x VARIO) PP / Stainless steel
Outlet pumping unit PET
Distribution head (inlet PC 300x) PPS glass bre reinforced
Tubing PTFE
Screw-in ttings ETFE / ECTFE
O-ring at the catchpot FPM
Overpressure safety relief device Silicone rubber / PTFE foil
Blind plug (inlet PC 300x VARIO) PP
Exhaust waste vapour condenser / catchpot / col-
lecting ask
Borsilicate glass
Catchpot (inlet PC 301x VARIO) PMP
Drain screw (catchpot PC 301x VARIO) Steel
O-rings (catchpot PC 301x VARIO) NBR
CVC 3000
Sensor Aluminium oxide ceramic
Vacuum connection (pump NT VARIO) PP
Vacuum connection (PC 300x VARIO) PP / PVDF
Sensor housing PPS / glass bre
Sensor seal Chemically resistant uoroelastomer
Venting valve seal FPM