Brochure

3-Way Mixing and Diverting Butterfly Valves, Flangeless (2 to 24 in.) with
Electric Gear Train and Pneumatic Actuators
F-27414-1 © Copyright 2006 TAC. All Rights Reserved. 109
‘
TABLE 3. Factory Assemblies (VK-6X64), Pneumatic Input, select exact Actuator Code (XXX).
TABLE 3A. Factory Assemblies (VC-6X64), SPDT (Snap Acting) Input, select exact Actuator Code (XXX).
TABLE 2. Select Actuator
Type or Actuator Code (XXX)
series with correct Input
Signal having sufficient
close-off for the application.
Actuator
Actuator Code (XXX)
MC-431 (113)
MP-485 (103)
MP-4851 (442)
MP-9750 (906) MP-9810 (908)
MK4-7121 (221)
a
a
Ratings based on 20 psi main pressure in actuator.
MK4-7121
and
MK-7121 (321)
a
Valve
Assemblies
P
Code
Size
(in.)
Close-
Off
0°
Max. Recom.
Diff. Press.
Full Open
(60°)
(psi)
Close-
Off
0°
Max. Recom.
Diff. Press.
Full Open
(60°)
(psi)
Close-
Off
0°
Max. Recom.
Diff. Press.
Full Open
(60°)
(psi)
Close-
Off
0°
Max. Recom.
Diff. Press.
Full Open
(60°)
(psi)
Close-
Off
0°
Max. Recom.
Diff. Press.
Full Open
(60°)
(psi)
VC-6664-113-2-P
VK-6664-221-2-P
VK-6664-321-2-P
VP-6664-103-2-P
VP-
6665-906-2-P
VP-66
65-908-2-P
VP-6665-442-2-P
-11 2
150
3.8
b
b
Based on 10 ft/sec. fluid velocity. Contact factory concerning higher rating.
————
150
3.8
b
——
-12 2-1/2
2.5
b
————
2.5
b
——
-13
3
2.2
b
————
2.2
b
——
-14
4
125
2.1
b
————125
2.1
b
——
-15
5
100 — — — — 100 — —
-16
6
50
2.0
b
80
2.0
b
80
2.0
b
80
2.0
b
——
-17
8
30
1.9
b
90
2.0
b
90
1.9
b
83
1.9
b
90
1.9
b
-18 10 25
1.4
b
70
1.9
b
70
2.0
b
36
2.0
b
70
2.0
b
-19
12
15
0.9
b
50
1.9
b
50
1.9
b
27
1.9
b
50
1.9
b
-20 14 ——
30
1.9
b
30
2.0
b
16 1.8 30
2.0
b
-21 16 ——
1.6
b
40
1.9
b
13 1.3 27
-22
18
——20
1
b
30 1.7 — — 17 1.6
-23 20 ——15
0.8
b
25 1.3 — — 13 1.3
-24
24
——10
0.5
b
15 0.7 — — 8 0.7
VC-6764-113-2-P
VK-6764-221-2-P
VK-6764-321-2-P
VP-6764-103-2-P
VP-6765-906-2-P
VP-6765-908-2-P
-11 2
50
c
c
Bubble tight.
2.8
b
————
50
c
5.0
b
——
-12 2-1/2
3.7
b
————
3.5
b
——
-13
3
3.0
b
————
2.8
b
——
-14 4
2.2
b
50
c
2.2
b
——
2.5
b
——
-15
5
1.4
c d
d
Based on wet service application only.
1.4
b
50
c
1.4
b
2.4
b
——
-16
6
——
1.3
b
1.3
b
2.3
b
50
c
2.3
b
-17 8 ——
1.3
b
1.3
b
——
1.7
b
-18
10
————
25
c
1.3
c d b
——
Consult Factory
-19 12 ————
1.3
c d b
——
Input Signal Normal Position
Effective
Area
Spring Range
(psig)
Positive
Positioner
Actuator(s)
Actuator Code (XXX) for
Factory Available Assembly
Pneumatic
Specify When
Ordered
20 sq. in.
8 to 13 Yes
MK4-7121 221
40 sq. in. MK4-7121 and MK-7121 321
Input Signal Normal Position
Voltage
Vac
Hz VA
Auxiliary
Switch
Actuator
Actuator Code (XXX) for
Factory Available Assembly
SPDT Snap Acting None 120 60 96 Yes MC-431 113