Samson 3374 - Page 53

EB 3018 EN 7-7
Operation
Type5827 Actuator
Restriction DN15 to 50
Type3374 Actuator
Restriction DN65 to 100
Type3374 Actuator
Restriction DN125 to 250
1
1.1
2.6
1.4
11
2.3
2
2.7
20
2.1
2.2
1.3
1.1
1.2
2.3
2.6
2.
7
20
1
2.7
1
1.1
1.2
2.1
2.2
2.3
2.4
2.6
2.5
2.2
20
1.3
1 Electric actuator
1.1 Actuator stem
1.2 Stem connector
1.3 Hex nut
1.4 Manual adjuster
2 Connecting piece
2.1 Stem
2.2 Lock nut
2.3 Set point adjuster
2.4 Dial plate
2.5 Groove mark
2.6 Locking screw
2.7 Restriction
11 Coupling nut
20 Valve body
Fig.7-1: Functional diagram of the restriction, DN15 to 250 with electric actuator