4 operating conditions – Burkert Type 2012 User Manual
Page 10
10
TechnicalData
Type 2012
7.4
Operating conditions
7.4.1 Temperature ranges
actuator
size
[mm]
actuator
material
temperature ranges
medium (for ptfe
seal)
environment
1)
40 - 63
PA
–10 ... see “Fig. 5”
–10 ... see “Fig. 5”
80 - 125
PA
–10 ... +180 °C
–10 ... +60 °C
40 - 80
PPS
–10 ... +180 °C
+5 ... +140 °C
100 - 125
PPS
–10 ... +180 °C
+5 ... +90 °C
2)
Tab. 1: Temperature ranges
1)
If a pilot valve is used, the max. ambient temperature is + 55 °C.
Medium
temperature [°C]
Ambient
temperature
[°C]
100
120
140
160
180
200
70
60
50
40
30
20
∅ 63
∅ 50
∅ 40
Fig. 5: Temperature range of the maximum medium and ambient
temperature for PA actuators
2)
briefly up to max. +140 °C
7.4.2 pressure ranges
actuator
material
actuator size
[mm]
max. pilot pressure
[bar]
PA
40 - 100
10
125
7
PPS
40 - 100
10
125
7
Tab. 2: Maximum pilot pressure
medium and pilot pressure for control function a, flow direction
below the seat (standard)
Ori-
fice
maximum medium pressure / minimum pilot pressure
actuator size ø [mm]
40
50
63
80
100
125
10/15 15/4.0 16/3.9
20
6.5/4.0 11/3.9
16/4.5
25
5.2/3.9 11/4.5
16/5.0
32
6/4.5
14/5.0
16/4.4
40
4/4.5
9/5.0
12.5/4.4
16/3.2
50
2.5/4.5 6/5.0
7.2/4.4
10/3.2
65
12/5.6
Tab. 3: Medium and pilot pressure for CFA, standard
english