Burkert Type 3236 User Manual
Page 21
21
TechnicalData
Type 2035 / 3236
7.7.
fluidic data
Media
flow media
ultra-pure, sterile, aggressive,
(see also chapter "7.6.1. Diaphragm")
Media pressure
RV50
max. 8 bar
2)
RV70/RV110 max. 6 bar
(depending on actuator, diaphragm and body
material)
see chapter "7.7.1. Pressure ranges"
Media temperature stainless steel
-10 to max. +120 °C
(max. +140 °C, 30 min.)
plastic
-10 to max. +40 °C
(see "Fig. 22")
PFA diaphragm
0 to max. +95 °C
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
4)
6 – 10 bar (Type 2035 only)
from 4.2 bar (with reduced medium pressure)
on request
2)
Pressure values [bar]: Overpressure with respect to atmospheric
pressure
7.7.1. pressure ranges
pilot pressure and medium pressure
Actuator
desig-
nation
Pilot
pressure
[bar]
EPDM, FKM,
Silicone, PFR 91
PFA / EPDM
Static
leak-
tightness
[bar]
Dynamic
leak-
tightness
[bar]
Static
leak-
tightness
[bar]
Dynamic
leak-
tightness
[bar]
RV50
6 – 10
8
6
8
6
RV50
EC04
4.2 – 10
6
4
6
4
RV70
6 – 10
6
4
6
4
RV70
EC04
4.2 – 10
3
2
3
2
RV110
6 – 10
6
4
6
4
RV110
EC04
4.2 – 10
3
2
3
2
Tab. 2: Static and dynamic leak-tightness
english