Introduction
Table 4.
Air Volumes and Consumption
Actuator volumes:
Consumption per stoke
(in liters, pressure in barg)
Actuator
model
Maximum volume (in liters)
Outward Stroke
Inward Stroke
Central
1
chamber
End cap
2
chamber
Displaced
3
volume
Double-Acting
and Spring-Return
Double-Acting only
2.0 barg 4.0 barg 8.0 barg 2.0 barg 4.0 barg 8.0 barg
Q 0040
0.26
0.37
0.15
0.67
1.2
2.2
0.89
1.6
3.1
Q 0065
0.40
0.56
0.22
1.02
1.8
3.4
1.3
2.4
4.7
Q 0100
0.6
0.9
0.3
1.5
2.7
5.0
2.0
3.8
7.2
Q 0150
1.0
0.8
0.5
2.4
4.3
8.1
2.1
3.6
6.7
Q 0200
1.3
1.0
0.7
3.2
5.7
11
2.8
4.9
9.1
Q 0350
2.1
1.9
1.2
5.5
9.8
18
5.0
8.8
16
Q 0600
3.6
3.3
2.1
9.4
17
31
8.7
15
28
Q 0950
4.9
4.6
3.2
13
23
43
12
22
40
Q 1600
7.9
7.3
5.4
21
37
69
20
35
64
Actuator volumes:
Consumption per stoke
(in Cu.in., pressure in psig)
Actuator
model
Maximum volume (Cu.in.)
Outward Stroke
Inward Stroke
Central
1
chamber
End cap
2
chamber
Displaced
3
volume
Double-Acting
and Spring-Return
Double-Acting only
40 psig 80 psig 120 psig 40 psig 80 psig 120 psig
Q 0040
15.9
23
8.9
53
96
140
71
133
196
Q 0065
24
34
13.5
81
148
215
107
200
294
Q 0100
36
53
19.9
118
216
314
165
310
455
Q 0150
58
47
32
192
352
512
163
293
424
Q 0200
76
64
44
255
466
676
220
397
573
Q 0350
131
115
76
436
796
1157
392
709
1025
Q 0600
222
201
129
742
1354
1967
683
1237
1790
Q 0950
301
279
196
1025
1854
2682
966
1735
2505
Q 1600
484
447
328
1662
2997
4331
1560
2792
4024
Notes:
1. Pistons at 90° outward position.
2. Pistons at 0° inward position.
3. Stroke is 90°.
Figure 2
Actuator Air Volumes
A
B
Central air chamber volume
Double-Acting and Spring-Return
End cap air chamber volume
Double-Acting only
6
April 2019
Installation, Operation and Maintenance Manual
DOC.IOM.BQ.E Rev. 3
Section 2: Introduction
