Dwyer 3PBV - Manual (Page 2)

Page 2
SPECIFICATIONS
Service: Compatible liquids or gases.
Body: 3-way.
Line Size: 1/2˝ to 2˝.
End Connections: Female NPT or socket (field selectable).
Pressure Limit: 1/2˝ to 1˝: 232 psi (16.0 bar) @ 73°F (23°C); 1-1/4˝ to 2˝: 150
psi (10.3 bar) @ 73°F (23°C) WOG. Vacuum: 29˝ Hg. See chart for curve.
Wetted Materials:
Body, End Connectors: PVC.
Ball, Stem: PVC.
Seat: TFE.
Stem Seal: EPDM.
Temperature Limit: 32 to 140°F (0 to 60°C).
ACTUATORS
Electric
Power Requirements: 120 VAC, 50/60 Hz, single phase. Optional 220 VAC,
24 VAC, 12 VDC, and 24 VDC.
Power Consumption: (Locked Rotor Current): Two Position: 1/2˝ to 1-1/2˝:
.55A, 2˝: 0.75A. Modulating: 0.75A.
Cycle Time: (per 90°): Two Position: 1/2˝ to 1-1/2˝: 2.5 sec., 2˝: 5 sec.
Modulating: 5 sec.
Duty Cycle: Two Position: 1/2˝ to 1-1/2˝: 75%, 2˝: 25%. Modulating: 75%.
Enclosure Rating: NEMA 4. Optional NEMA 7 (Class 1, Div. II groups A, B,
C, D).
Housing Material: Aluminum with thermal bonding polyester powder finish.
Temperature Limit: 0 to 150°F (-18 to 65°C).
Conduit Connection: 1/2˝ female NPT.
Modulating Input: 4 to 20 mA.
Standard Features: Manual override and visual position indicator except
modulating units.
Pneumatic “DA” and “SR” Series
Type: DA series is double acting and SR series is spring return (rack and
pinion).
Normal Supply Pressure: 80 psi (5.5 bar).
Maximum Supply Pressure: 120 psig (8 bar).
Air Connections: 1/4˝ female NPT.
Air Consumption (per stroke): DA1: 2.32 cu. in.; DA2, SR2: 9.34 cu. in.;
SR3: 17.21 cu. in.
Cycle Time (per 90°): DA1: .03 sec.; DA2: .04 sec.; SR2: .09 sec.; SR3: .14
sec.
Housing Material: Anodized aluminum body and epoxy coated aluminum
end caps.
Temperature Limit: -4 to 180°F (-20 to 82°C).
Accessory Mounting: NAMUR standard.
Standard Features: Visual position indicator.
SERIES 3PBV AUTOMATED BALL VALVES - 3-WAY PLASTIC
Model*
3PBVPDA102
3PBVPDA103
3PBVPDA104
3PBVPDA105
3PBVPDA206
3PBVPDA207
Model*
3PBVPSR202
3PBVPSR203
3PBVPSR204
3PBVPSR205
3PBVPSR306
3PBVPSR307
Model*
3PBVPU1102
3PBVPU1103
3PBVPU1104
3PBVPU1105
3PBVPU1106
3PBVPU1207
Model*
3PBVPV1202
3PBVPV1203
3PBVPV1204
3PBVPV1205
3PBVPV1206
3PBVPV1207
Double Acting Pneumatic Spring Return Pneumatic Two Position Electric Modulating Electric
Size
1/2˝
3/4˝
1˝
1-1/4˝
1-1/2˝
2˝
CV
See Chart Below
* Complete model includes Port Configuration - see below.
Example: 3PBVPSR204-L3
Port
Configuration
“T” Port
“L” Port
-T1
-T2
-T3
-T4
-L1
-L2
-L3
Act. Open
All Open
A-B
A-C
B-C
B-C
A-B
All Closed
Act. Closed
A-B
A-C
B-C
All Open
A-B
All Closed
B-C
Flow Path
Cv Values
Size
1/2˝
3/4˝
1˝
1-1/4˝
1-1/2˝
2˝
Position
A
3.85
9.50
14.4
27.3
33.3
63.0
B
2.45
6.65
9.80
18.9
23.1
43.4
C
4.55
10.2
17.2
32.2
42.0
84.0
D
13.7
26.6
53.2
73.5
119
224
E
5.11
10.5
18.6
33.3
43.4
85.4
Position A:
• T-Port
• Center Inlet
• Diverting Flow Position B:
• T-Port
• Center Inlet
• Separating Flow Position C:
• T-Port
• Side Inlet
• Diverting Flow Position D:
• T-Port
• Side Inlet
• Straight Flow Position E:
• L-Port
• Any Inlet
• Diverting Flow