Samson 3730 Series, Mounting And Operating Instructions

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4.3 Attachment according to
VDI/VDE 3847
Only Type 3730-1xx0000000x0x00 6 000
and Type 3730-1xx0000000x0x00 7 000
Positioners can be attached according to
VDI/VDE 3847.
The attachment of positioners according to
VDI/VDE 3847 is described in detail in the
TV-SK 10021 document which is available
on request.
4.4 Attachment to Type 3510
Micro-flow Valve
The positioner is attached to the valve yoke
using a bracket.
Refer to Table 3 on page 31 for the required
mounting parts as well as the accessories
with their order numbers.
Note the travel table on page 13!
1. Screw bracket (9.1) to the stem connec-
tor (9).
2. Fasten the two pins (9.2) to the bracket
(9.1) on the stem connector. Mount the
follower plate (3) and fasten it using the
screws (9.3).
3. Mount the travel indication scale (acces-
sories) to the outer side of the yoke using
the hex screws (12.1), ensuring that the
scale is aligned with the stem connector.
4. Fasten the hex bar (11) onto the outer
side of yoke by screwing the M8 screws
(11.1) directly into the holes on the
yoke.
5. Fasten the bracket (10) to the hex bar
(11) using the hex screw (10.1), washer
and tooth lock washer.
6. Mount connecting plate (6) or pressure
gauge bracket (7) with pressure gauges
(8) on the positioner, making sure both
seal rings (6.1) are seated properly.
7. Unscrew the standard installed lever M
(1) including follower pin (2) from the
positioner shaft.
8. Take lever S (1) and screw follower pin
(2) in the bore for pin position 17 .
9. Place lever S on the positioner shaft and
screw tight using the disk spring (1.2)
and nut (1.1).
Move lever once all the way as far as it
will go in both directions.
10. Place positioner on the bracket (10) in
such a manner that the follower pin
slides into the groove of the clamp (3).
Adjust the lever (1) correspondingly.
Screw the positioner to the bracket (10)
using both its screws.
20
EB 8384-1 EN
Attachment to the control valve – mounting parts and accessories