Emerson Fisher 1052 - Page 4

Instruction Manual
D101322X012
1051 and 1052 Size 33 Actuators
June 2017
4
Check with your process or safety engineer for any other hazards that may be present from exposure to process media.
If installing into an existing application, also refer to the WARNING at the beginning of the Maintenance section in this
instruction manual.
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 for Fisher 1051 and 1052 Actuators
1
NOTES:
POSITION 1 IS STANDARD; POSITIONS 2 THROUGH 4
(SHOWN IN DOTTED LINES) ARE ALTERNATIVES.
1
STYLE D
STYLE C
STYLE B
STYLE A
RIGHT‐HAND
MOUNTING
43A6505‐A
A1584‐3
STYLE A
STYLE B
STYLE D
STYLE C
FLOW
FLOW
RIGHT‐HAND MOUNTING
LEFT‐HAND MOUNTING
POSITION 1
POSITION 1
POSITION 1
POSITION 1
4
3
2
4
3
2
4
3
2
4
3
2
LEFT‐HAND
MOUNTING
1
1
1