Samson 3731-5 Mounting And Operating Instructions page 14
Series 3731.
electropneumatic ex d positioner.
with foundation fieldbus communication
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Also See for 3731-5:
- Operating instructions manual (132 pages) ,
- Mounting and operating instructions (112 pages)
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Attachment to the control valve – Mounting parts and accessories
Travel tables
Note: The lever M is included in the scope of delivery.
Levers S, L, XL for attachment according to IEC 60534-6 (NAMUR) are available as accesso-
ries (see Table 3 on page 30).
Direct attachment to Type 3277-5 and Type 3277 Actuators
Actuator size
[cm²]
120
120/175/240/350
300/355/700
Attachment according to IEC 60534-6 (NAMUR)
SAMSON valves/Type 3271 Actuator
Actuator size
[cm²]
60 and 120 with
Type 3510 Valve
120
120/175/240/350
700/750
355/700/750
1000/1400/2800
1000/1400/2800
1400/2800
Attachment to rotary actuators according to VDI/VDE 3845
Min.
14
EB 8387-5 EN
Rated travel
Adjustment range at positioner
[mm]
Min.
7.5
5.0
15
7.0
30
10.0
Other valves/actuators
Rated travel
[mm]
Min.
7.5
3.6
7.5
5.0
15
7.0
7.5
15 and 30
10.0
30
14.0
60
20.0
120
40.0
Rotary actuators
Opening angle
24
to
Travel
Max.
to
25.0
to
35.0
to
50.0
Travel
Max.
to
18.0
to
25.0
to
35.0
to
50.0
to
70.0
to
100.0
to
200.0
Max.
100°
Required
Assigned
lever
pin position
M
25
M
35
M
50
Required
Assigned
lever
pin position
S
17
M
25
M
35
M
50
L
70
L
100
XL
200
Required
Assigned
lever
pin position
M
90°
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