Emerson Fisher 1066SR - Page 2

Instruction Manual
D100331X012
1066 and 1066SR F & G Actuators
October 2012
2
Table 1. Specifications
Actuator Size
20, 27, and 75
Cylinder Pressure
(1)
Maximum Allowable
1066
Size 20 and 75: 8.3 bar (120 psig)
Size 27: 4.1 bar (60 psig)
1066SR
Size 20 and 75: 8.3 bar (120 psig)
Size 27: Up to 8.3 bar (120 psig) depending on spring
Minimum Recommended
1066: 2.8 bar (40 psig)
1066SR: 3.4 bar (50 psig)
Maximum Rotation
Travel stops are adjustable from 90 to 60 degrees
(90 degrees is standard)
Connections for Valve Shaft Diameter, mm (Inch)
Size 20 and 27: 12.7 (1/2), 15.9 (5/8),
19.1 (3/4), 22.2 (7/8), and 25.4 (1)
Size 75: 19.1 (3/4), 22.2 (7/8), 25.4 (1),
31.8 (1-1/4), and 38.1 (1-1/2)
Maximum Breakout Torque
(2)
1066
Size 20 & 27: Up to 225 NSm (2000 lbfSin)
Size 75: Up to 850 NSm (7500 lbfSin)
1066SR
Size 20: Up to 111 NSm (980 lbfSin)
Size 27: Up to 225 NSm (2000 lbfSin)
Size 75: Up to 478 NSm (4230 lbfSin)
Stroking Time
Dependent on actuator size, rotation, and supply
pressure. If stroking time is critical, consult your
Emerson Process Management sales office
Temperature Capabilities
Nitrile O-Rings: −40 to 82C(−40 to 180F)
Fluorocarbon O-Rings: −18 to 149C
(0 to 300F)
Cylinder Volumetric Displacement
See table 2
Mounting Positions
Seefigure2
Valve Position Indication
Graduated scale and pointer combination. See figures
5and6
Pressure Connections
1/4 NPT internal connections
Approximate Weights, kg (lbs)
1066 1066SR
Size 20: 15 (32) Size 20: 15 (32)
Size 27: 28 (62) Size 27: 34 (74)
Size 75: 38 (84) Size 75: 49 (108)
Options
J 4200 Series electronic position transmitter,
J 3710 pneumatic or 3720 electro-pneumatic
positioner, J FIELDVUE™ DVC6200 digital valve
controller, J TopWorx™ DXP M21GNEB limit switch,
J solenoid valve, J actuator bypass valve, J trip
valves, and J wrench override for manual operation
1. Pressure/temperature limits in this manual and any applicable code or standard must not be exceeded.
2. Actuator torque available depends on specific construction and cylinder pressure. For information on torque requirements of the valve being considered, contact your Emerson Process
Management sales office.