A1.504 rev. a spring return assembly modes, Spring return actuator assembly modes e/p, Standard – Emerson Process Management El-O-Matic E and P Series E25-E950 Benutzerhandbuch
Seite 20: Data sheet
Data sheet
Sheet No.:
Date: November 2009
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TM
A1.504 Rev. A
SPRING RETURN ACTUATOR ASSEMBLY MODES
E/P
A
B
A
B
A
B
A
B
SPRING TO
OPEN (ROTATION CCW)
B
SHAFT TURNED 90°
(from standard)
STANDARD
D
C
MOUNTING
ACROSS LINE
MOUNTING IN LINE
MOUNTING IN LINE
MOUNTING
ACROSS LINE
SHAFT TURNED 90°
PISTONS TURNED 180°
(from standard)
PISTONS TURNED 180°
(from standard)
SPRING TO
CLOSE (ROTATION CW)
A-port pressurized
Spring stroke
Springs
Pistons
Shaft
A-port pressurized
Spring stroke
A-port pressurized
Spring stroke
Spring stroke
A-port pressurized
A
All views are from above
Pistons are shown in inner position