
Instruction Manual
D100324X012
1061 F & G Actuator
October 2012
5
MOUNTING ACTION
(1)
VALVE SERIES OR DESIGN VALVE SERIES OR DESIGN
BALL/PLUG
ROTATION TO
CLOSE
V250 V150, V200 & V300
CV500
V500
DISC/BALL
ROTATION TO
CLOSE
V250
8510B, 8532,
8560
& 9500
Right-Hand
PDTC
PDTO
CCW
CCW
A
B
A
B
A
B
CW
CW
NA
NA
B
A
Left-Hand
PDTC
PDTO
CCW
CCW
NA
NA
D
C
D
C
CW
CW
C
D
C
D
Left-Hand
(Optional)
(2)
PDTC
PDTO
CW
CW
NA
NA
C
D
NA
NA
NA
NA
NA
NA
NA
NA
1. PDTC–Push-down-to-close, and PDTO–Push-down-to-open.
2. A left hand ball will be required for the NPS 3 through 12 Series B and the NPS 14 to 20, with or without attenuator.
Figure 2. Mounting Styles and Positions
2. BY EMERSON PROCESS MANAGEMENT DEFINITION:
D FORWARD FLOW IS INTO THE FACE SIDE OF DISC , OR BALL SEALING SURFACE.
D REVERSE FLOW IS INTO THE HUB SIDE OF THE DISC OR BALL.
NOTES:
POSITION 1 IS STANDARD; POSITIONS 2 THROUGH 4 (SHOWN IN DOTTED LINES) ARE ALTERNATES.
LEFT-HAND
MOUNTING
STYLE C
STYLE D
STYLE B
STYLE A
RIGHT-HAND
MOUNTING
STYLE A
STYLE B
STYLE D STYLE C
POSITION 1
POSITION 1
FLOW
POSITION 1
POSITION 1
FLOW
4
3
2
4
3
33
4
4
2
2
2
STYLES
RIGHT-HAND MOUNTING
LEFT-HAND MOUNTING
1
1
1
1
1
43A6506-A
A1579-5
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