Travel Tables - Samson 3725 Mounting And Operating Instructions

Electropneumatic positioner
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Design and principle of operation

3.3 Travel tables

Note
The M lever is included in the scope of delivery.
Direct attachment to Type 3277-5 and Type 3277 Actuators
Actuator size
Rated travel
[cm²]
120
120/240/350
355/700
Direct attachment to Type 2780-2 Actuator
Actuator size
Rated travel
[cm²]
120
120
Attachment according to IEC 60534-6 (NAMUR)
SAMSON Type 3271 Actuator
Rated travel
Size [cm²]
120
120/240/350
700
700/355
When 'MAX' is selected as the nominal range (P4 code, see page 68)
1)
Attachment to rotary actuators according to VDI/VDE 3845
Min.
24°
20
Adjustment range at positioner
[mm]
Min.
7.5
5.0 mm
15
7.0 mm
30
10.0 mm
Adjustment range at positioner
[mm]
Min.
6/12
5.0 mm
15
7.0 mm
Travel of other valves
Min.
[mm]
7.5
5.0 mm
15
7.0 mm
7.5
15/30
10.0 mm
Rotary actuators
Opening angle
to
Travel
Max.
to
16.0 mm
to
22.0 mm
to
32.0 mm
Travel
Max.
to
16.0 mm
to
22.0 mm
Max.
16.0/25.0
 mm
1)
22.0/35.0
 mm
1)
32.0/50.0
 mm
1)
Required
Max.
100°
Required
Assigned
lever
pin position
M
M
M
Required
Assigned
lever
pin position
M
M
Required
Assigned
lever
pin position
M
M
M
Assigned
lever
pin position
M
EB 8394 EN
25
35
50
25
35
25
35
50
90°

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