Instruction Manual
D102087X012
585C Actuator
October 2013
3
Table 1. 585C Specifications (sizes 25-130)
Operating Pressure
(1)
Sizes 25-50
Maximum Allowable:
10.3 bar (150 psig)
Minimum Recommended:
1.4 bar (20 psig)
Sizes 60-130
Maximum Allowable:
See table 8
Minimum Recommended:
2.4 bar (35 psig)
Travel
See table 2
Thrust Capabilities
See tables 4 through 8
Stroking Speeds
Varies with actuator size, actuator spring, travel, and
supply pressure. If stroking speed is critical, consult
your Emerson Process Management sales office
Piston Area
See table 2
Cylinder Volumetric Displacement
See table 2
Operative Temperature Limits
(1)
For All Sizes
With Nitrile O-Rings:
-40 to 80
_
C (-40 to 175
_
F),
standard
With Fluorocarbon O-Rings:
-18 to 149
_
C
(0 to 300
_
F), optional
Yoke Boss and Valve Stem Diameters
See table 3
Pressure Connections
Size 25-60
J
1/4 NPT internal (standard), or
J
3/8 NPT internal
(optional)
Sizes 68-130
J
1/2 NPT internal (standard)
Instrument Mounting
Universal NAMUR mounting
Construction Materials
Part
Material
Yoke
Ductile Iron
Piston
Aluminum
Cylinder
Aluminum
Bolting and Fasteners
NCF (non-corroding finish)
Springs
(sizes 25 & 50 only)
Alloy Steel
O-Rings
Nitrile (std), Fluorocarbon
Actuator Stem
Chrome-plated Steel
Stem Connection
Stainless Steel
Travel Indicator Scale
Stainless Steel
Paint
Polyester Powder
Cylinder Seal Bushings
(sizes 60-130 only)
Brass
Stem Connector
(sizes 60-130)
Zinc-plated steel
Approximate Weights (less positioner and
handwheel)
Size 25
2-1/8 inch yoke boss, 7 kg (16 pounds)
2-13/16 inch yoke boss, 8 kg (17 pounds)
Size 50
2-13/16 inch yoke boss, 20 kg (45 pounds)
3-9/16 inch yoke boss, 22 kg (48 pounds)
Size 60: 31 kg (68 pounds)
Size 68: 54 kg (120 pounds)
Size 80: 102 kg (225 pounds)
Size 100: 113 kg (250 pounds)
Size 130: 188 kg (415 pounds)
Options
Sizes 25 and 50
J
Top-mounted handwheel, see figures 5, 7, and 8
and table 9
J
Cylinder bypass valve
J
Limit switches
J
Fisher
4200 position transmitter
Sizes 60-130
J
Integral side-mounted handwheel, (figure 9)
Sizes 25-130
J
FIELDVUE
t
mounting options
J
Fisher 377 trip valve system to fail actuator
J
up or
J
down or
J
lock in last position
J
TopWorx
t
DXP M21GNEB electrical valve stem
position switch
J
Micro-Switch limit switches
1. The pressure/temperature limits in this manual and any applicable standard or code limitation for valve should not be exceeded.