Instruction Manual

Instruction Manual
D103298X012
Control-Disk Valve
May 2011
2
The Control‐Disk rotary valve features an eccentrically‐mounted disk with either soft or metal seal, providing
capability for enhanced shutoff. The interchangeable sealing technology allows for the same valve body to accept
both soft and metal seals.
Figure 2. Fisher Control‐Disk Valve with 2052 Actuator and DVC6000 Digital Valve Controller
W9425
WAFER STYLE
Table 1. Fisher Control‐Disk Valve Specifications
Specifications EN ASME
Valve Body Size DN 50, 80, 100, 150, 200, 250, and 300 NPS 2, 3, 4, 6, 8, 10, and 12
Pressure Rating PN 10 to 40 per EN 12516‐1 CL150 and 300 per ASME B16.34
Valve Body Materials
EN 1.0619 steel WCC steel
EN 1.4409 stainless steel CF3M (316L) stainless steel
CW2M
(1)
CW2M
(1)
M35‐2
(4)
M35‐2
Disk Materials
PTFE or RPTFE
Seal
(3)
EN 1.4409 stainless steel CF3M stainless steel
CW2M CW2M
M35‐2 M35‐2
Metal or
UHMWPE
(2)
Seal
Chrome‐plated EN 1.4409 Stainless Steel Chrome‐plated CF3M Stainless Steel
End Connections
Mates with raised‐face flanges
per EN 1092‐1
Mates with raised‐face flanges
per ASME B16.5
Valve Body Style Wafer (flangeless) and single flange with tapped or through holes
Face‐to‐Face Dimensions Meets MSS SP68, API 609, and EN 558 standards
Shutoff
PTFE, RPTFE, or UHMWPE seal ring ‐ Class VI per ANSI/FCI 70‐2 and IEC 60534‐4
S31600 (316 SST) seal ring - 1% of Class IV per ANSI/FCI 70-2 and IEC 60534-4
Flow Direction
Standard (forward flow) is with the seal retainer facing upstream; reverse flow is permissible within specified
pressure drop limitations
Flow Characteristic Equal percentage
Disk Rotation
Counterclockwise to open (when viewed from actuator side of valve body) through 90 degrees of disk
rotation
1. This material is not listed in EN 12516-1 or ASME B16.34. See table 4 for pressure/temperature ratings.
2. UHMWPE stands for ultra high molecular weight polyethylene.
3. RPTFE is a reinforced PTFE seal.
4. This material is not listed in EN 12516-1. See table 4 for pressure/temperature ratings.