Burkert 2300 Guide Rapide page 9

Structure and function
7.4.1 Temperature ranges
Medium
Actuator
Actuator
size
Seat seal
material
[mm]
Steel
ø 50
ø 70
PPS –10 – +230 °C –10 – +130 °C
ø 90
ø 130
Tab. 1: Temperatureranges
Whenusingapilotvalve/controlunit,noteits
1)
temperaturerange
The Y-type control valve is suitable for steam
sterilisation.
2) Pilotairportsaspush-inconnector
3) Pilotairportsasthreadedbushing
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Type 2300
Environment
Seat seal
PTFE
–10 – +60 °C
–10 – +100 °C
.
Derating pressure and temperature ranges
Usage limits of the valve (derating medium pressure)
Temperature
1)
–10 – +50 °C
100 °C
150 °C
2)
200 °C
3)
230 °C
Tab. 2: DeratingthemediumpressureasperDIN EN 12516-1/PN25
Temperature
–29 – +38 °C
50 °C
100 °C
150 °C
200 °C
230 °C
Tab. 3: DeratingthemediumpressureasperASME B16.5/
ASME B16.34Cl.150
English
Medium pressure
25 bar
24.5 bar
22.4 bar
20.3 bar
19 bar
Medium pressure
19 bar
18.4 bar
16.2 bar
14.8 bar
13.7 bar
12.7 bar
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