Samson 3277-5 - Page 14

3-2 EB 8310-1 EN
Design and principle of operation
A2.1
A133
A1
A5.2
A2.1
A41
A8
A4
A26/27
A42
A40
A2
A10
A15
A7
A9
A20/21
A5.1
A27.3
A27.1
Versionformicro-owvalve
Fig.3-2: Type3277-5 Actuator with 120cm² actuator area
Legend for Fig.3-1 and Fig.3-2
A1 Top diaphragm case
A2 Bottom diaphragm case
A2.1 Switchover/connecting
plate for signal pressure
routing
A2.2 Connection for actuator
stem extends (FA)
A2.3 Connection for actuator
stem retracts (FE)
A4 Diaphragm
A5.1 Diaphragm plate
A5.2 Diaphragm plate
A7 Actuator stem
A8 Ring nut
A9 Hexnut
A10 Spring
A15 Collar nut
A16 Vent plug
A20 Hexbolt
A21 Hexnut
A26/27Stem connector clamps
A27.1 Stem connector nut
A27.3 Lock nut
A40 Radial shaft seal
A41 Wiper ring
A42 Dry bearing
A133 Stop bushing
S Signal pressure
connection