Fluidic Data; Pressure Ranges - Burkert 2035 Manuel D'utilisation

Type 2035 / 3236
TechnicalData
7.7. fluidic data
Media
flow media ultra-pure, sterile, aggressive,
(see also chapter "7.6.1. Diaphragm")
Media pressure RV50
RV70/RV110 max. 6 bar
(depending on actuator, diaphragm and body
material)
see chapter "7.7.1. Pressure ranges"
Media temperature stainless steel
plastic
PFA diaphragm
Viscosity up to highly viscous
Observe instructions on operation in an explosion-risk (Ex)
area. See chapter "3.1. Use in Ex area".
Pilot medium Neutral gases, dry air (min. 10 K below min.
operating temperature), preferably unoiled
Pilot pressure 6 – 10 bar (Type 2035 only)
4)
from 4.2 bar (with reduced medium pressure)
on request
Pressure values [bar]: Overpressure with respect to atmospheric
2)
pressure
max. 8 bar
2)
-10 to max. +120 °C
(max. +140 °C, 30 min.)
-10 to max. +40 °C
(see "Fig. 22")
0 to max. +95 °C
7.7.1. pressure ranges
pilot pressure and medium pressure
EPDM, FKM,
Silicone, PFR 91
Actuator Pilot
Static
desig- pressure
leak-
nation [bar]
tightness
[bar]
RV50 6 – 10 8
RV50
4.2 – 10 6
EC04
RV70 6 – 10 6
RV70
4.2 – 10 3
EC04
RV110 6 – 10 6
RV110
4.2 – 10 3
EC04
Tab. 2: Static and dynamic leak-tightness
english
PFA / EPDM
Dynamic Static Dynamic
leak- leak- leak-
tightness tightness tightness
[bar] [bar] [bar]
6 8 6
4 6 4
4 6 4
2 3 2
4 6 4
2 3 2
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