Instruction manual, 1035/el-o-matic actuator – Fisher D500243X012 User Manual
Page 10
Instruction Manual
D500243X012
1035/El-O-Matic Actuator
August 2012
10
Figure 3. Mounting Style Codes and Positions (Section 4)
P SERIES SPRING RETURN ACTUATOR CODES
CODE A STANDARD CONSTRUCTION
• CODE A VALVE-ACTUATOR POSITION IS SHOWN.
• ACTUATOR IS PARALLEL WITH PIPELINE (TOP VIEW).
• AIR AT PORT A ROTATES PINION GEAR CCW, AND
SPRING COMPRESSION ROTATES PINION CW.
• SPRING FAILS DISC TO CLOSED POSITION.
• LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS.
LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET.
SEE FIGURE 4 FOR DETAILS.
CODE D OPTIONAL CONSTRUCTION
• CODE D VALVE-ACTUATOR POSITION IS SHOWN.
• ACTUATOR IS PARALLEL WITH PIPELINE (TOP VIEW).
• AIR AT PORT A ROTATES PINION GEAR CW, AND
SPRING COMPRESSION ROTATES PINION CCW.
• SPRING FAILS DISC TO OPEN POSITION.
• LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS.
LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET.
SEE FIGURE 4 FOR DETAILS.
CODE C OPTIONAL CONSTRUCTION
• CODE C VALVE-ACTUATOR POSITION IS SHOWN.
• ACTUATOR IS PERPENDICULAR WITH PIPELINE.
• AIR AT PORT A ROTATES PINION GEAR CW, AND
SPRING COMPRESSION ROTATES PINION CCW.
• SPRING FAILS DISC TO OPEN POSITION.
• LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS.
LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET.
SEE FIGURE 4 FOR DETAILS.
CODE B CONSTRUCTION
• CODE B VALVE-ACTUATOR POSITION IS SHOWN.
• ACTUATOR IS PERPENDICULAR WITH PIPELINE.
• AIR AT PORT A ROTATES PINION GEAR CCW, AND
SPRING COMPRESSION ROTATES PINION CW.
• SPRING FAILS DISC TO CLOSED POSITION.
• LIMIT STOP PLATE ADJUSTS BOTH OPEN AND CLOSE POSITIONS.
LSP IS MOUNTED BETWEEN ACTUATOR AND MOUNTING BRACKET.
SEE FIGURE 4 FOR DETAILS.
PORT A
CHAMBER
SQUARE
INSERT
PORT A
CHAMBER
ACTUATOR DRIVE SHAFT
AND PINION GEAR
PISTON
PISTONS INSTALLED 180_
FROM STANDARD CODE A
PORT A
CHAMBER
PISTONS INSTALLED 180_
FROM STANDARD CODE A
ACTUATOR
DRIVE
SHAFT ROTATED 90_
FROM STANDARD
PIPELINE
PORT A
CHAMBER
ACTUATOR
DRIVE
SHAFT ROTATED 90_
FROM STANDARD
1
NOTES:
DRAWING SHOWS THE ORIENTATION OF THE SQUARE INSERT VALVE CONNECTION
ON THE SHAFT WITH RESPECT TO THE SLOT IN THE TOP OF THE DRIVE SHAFT.
1
75B0443
A7046