Samson 3271 Mounting And Operating Instructions page 16

Design and principle of operation
Note
More information is available in Data Sheet
u T 8310-2.
Temperature range
The permissible temperature range depends
on the diaphragm material (NBR) and is be-
tween –35 and +90 °C (–31 and +194 °F)
for throttling service. In on/off service, the
lowest temperature restricted to –20 °C
(–4 °F).
Table 3-1: Dimensions in mm and weights in kg
Actuator
Actuator area
Height
Travel limitation
Diameter
Ød (thread)
Air connection
Weight
In versions with the lifting eyelet welded directly onto the housing or the design does not allow for a
1)
horizontal connecting surface on the housing, H' and H are identical. The value H' applies in this
case.
Height of eyebolt according to DIN 580. Height of the swivel hoist may differ.
2)
3-4
Type
cm²
H
1)
H'
Ha
H4 FA
rated
H4 FA
max
H4 FE
max
H6
H7
2)
H8
ØD
ØD2
a
Supply pressure
The maximum permissible supply pressure is
6 bar in throttling service. See the 'Opera-
tion' section for restrictions in on/off service.
3271
1000
313
267
19
165
169
185
54
90
220
462
22
M60x1.5
G ¾/¾ NPT
80
EB 8310-2 EN