Version For Single-Acting Actuator - Samson 3730-3 Mounting And Operating Instructions

Mounting and start-up
5.6.1 Version for single-acting
actuator
Mounting onto a PFEIFFER Type 31a (edi-
tion 2020+) SRP Rotary Actuator
Î Refer to Fig. 14.
1. Fasten the adapter block (1) to the actua-
tor's NAMUR interface using the four
fastening screws (2).
Î Make sure that the seals are correctly
seated.
2. Mount the follower wheel (3) onto the ac-
tuator shaft. Use the matching shaft
adapter (see Table 6 on page Seite
24).
3. Place the adapter bracket (4) onto the
adapter block (1) and fasten it using the
fastening screws (5).
Î Make sure that the seals are correctly
seated.
4. Insert and fasten the follower pin in the
90° position on the positioner's lever (see
Fig. 13). Only use the longer follower
pin included in the mounting kit.
5. Align the positioner on the adapter
bracket (1) in such a way that the follow-
er pin engages into the actuator's follow-
er wheel (3).
6. Fasten the positioner onto the adapter
bracket (4) using the fastening screws
(6).
Î Make sure that the seals are correctly
seated.
56
1
Fig. 12: Adapter block for attachment accord-
ing to VDI/VDE 3847-2
Fig. 13: Follower pin in 90° position
1 2
1 Retaining
screw
2 Air blocker
2
EB 8384-3 EN