16.4 Material specifications
Design Dosing
head
Suction/
pressure
connector
Seals Valve balls
PPE Polypropy‐
lene
Polypropy‐
lene
EPDM Ceramic
PPB Polypropy‐
lene
Polypropy‐
lene
FPM Ceramic
PPT Polypropy‐
lene
PVDF PTFE Ceramic
NPE Clear
acrylic
PVC EPDM Ceramic
NPB Clear
acrylic
PVC FPM Ceramic
NPT Clear
acrylic
PVDF PTFE Ceramic
PVT PVDF PVDF PTFE Ceramic
TTT PTFE with
carbon
PTFE with
carbon
PTFE Ceramic
SST Stainless
steel
1.4401
Stainless
steel
1.4571
PTFE Ceramic
Only the self-bleeding design in material versions PPE, PPB, NPE
and NPB with a valve spring made of Hastelloy C, PVDF valve
insert. Diaphragm with a PTFE coating.
FPM = fluorine rubber.
All wetted materials in the design with FDA-certified seals comply
with the following FDA guidelines:
Material Guideline
PTFE 21CFR177.1510
PVDF 21CFR177.2510
PP 21CFR177.1520
EPDM/FKM 21CFR177.2600
Housing parts: polyphenylene ether (PPE with fibreglass)
16.5
Electrical data
Data Value Unit
Nominal power, approx. 6.4 ... 16.5 W
Current I eff 0.65 ... 0.1 A
Peak current 4.2 ...1.3 A
Switch on peak current, (within
approx. 50 ms falling)
15 A
Standard liquid ends
Pump
Version: 100 - 230 V ±10 %, 50/60
Hz, Beta b BT4b
Technical data
59
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