16.2 Viscosity
The liquid ends are suitable for the following viscosity ranges:
Version
Stroke rate, max.
Viscosity
Strokes/min
mPas
Standard
180
0 ... 200
With valve springs
130
200 ... 500
With valve springs and
suction-side feed
90
500 ... 1000*
* Only when the installation is correctly adjusted
16.3 Shipping weight
Types
Material version Shipping weight
kg
120145; 120190; 120270
PVT
26.1
SST
32.5
070410; 070580; 040830
PPT, PCT, PVT
29.5
SST
41.5
16.4 Wetted materials
Tab. 11: DN 25 ball valves
Material ver‐
sion
Liquid end
Suction/pressure
connector
Seals*
Valve balls
Valve seats
Integral relief
valve
PVT
PVDF
PVDF
PTFE
Glass
PTFE
PVDF / FPM
or EPDM
SST
Stainless steel
1.4404
Stainless steel
1.4581
PTFE
Stainless
steel 1.4404
PTFE
Stainless
steel / FPM or
EPDM
Tab. 12: DN 32 plate valves
Material ver‐
sion
Liquid end
Suction/pressure
connector
Seals*
Valve plates /
valve springs
Valve seats
Integral relief
valve
PPT
PP
PP
PTFE
Ceramic /
hast. C +
CTFE**
PTFE
PVDF / FPM
or EPDM
PCT
PVC
PVC
PTFE
Ceramic /
hast. C +
CTFE**
PTFE
PVDF / FPM
or EPDM
PVT
PVDF
PVDF
PTFE
Ceramic /
hast. C +
CTFE**
PTFE
PVDF / FPM
or EPDM
SST
Stainless steel
1.4404
Stainless steel
1.4581
PTFE
Stainless
steel
1.4404 / Hast. C
PTFE
Stainless
steel / FPM or
EPDM
* Diaphragm is PTFE-coated
Technical data
87
Содержание S3Cb
Страница 102: ...Spare part Type 120145 120190 120270 Valve 803708 Multi layer diaphragm 1029604 Liquid ends for Sigma 3 102 ...
Страница 107: ...PTFE FDA No 21 CFR 177 1550 PVDF FDA No 21 CFR 177 2510 Wear parts for S3Cb 107 ...
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