Tunstall Macon STV Series Manual page 35

Model VG/VW Venturi Flowmeter features a carbon steel venturi flow
element. The precision machined throats provides measurement accuracy of
± 3% of flow rate. Model VG offers Grooved end connections. Model VW
offers Weld end connections. Dual extended length Pressure/Temperature
ports and Hanging I.D. Tag.
SPECIFICATIONS
Pressure Ratings:
Temperature Ratings:
Accuracy:
Body Material: Venturi: Size 2.5" - 6.0" - ASTM A-216 Grade WCB
End Connections:
Metering Ports:
Available Options:
NOMINAL DIMENSIONS & WEIGHTS
SIZE
MODEL
in mm
2-1/2" 65
VF-250
3" 75
VF-300
4" 100
VF-400
VF-500 5" 125
VF-600 6" 150
VF-800 8" 200
VF-1000 10" 250
VF-1200 12" 300
VF-1400 14" 355
VF-1600 16" 406
Dimensions not for construction purposes unless certified by factory.
STANDARD COMPONENTS
Pressure / Temperature test port with brass body, dual durometer EPDM core, PTE Extender, brass cap
with O-ring seal and neoprene retainer strap. Accepts standard 1/8" (4mm) gauge adapter or
thermometer stem. Rated to 500 PSI (3450 kPa) and 275ºF (135ºC)
Please reference data sheet #Bulletin-MB-Accessories for optional accessories.
Optional features and accessories available for this
Macon product are an extra charge, and not included
in the standard model price.
www.maconbalancing.com
400 PSI (2758 kPa)
250ºF (120ºC)
± 3% of flow rate
Size 8.0" - 16.0" - ASTM A-120
VG = Grooved End Connections
VW = Weld End Connections
Extended Length Pressure/Temperature test ports
"PTV" combination PT & Air Vent
A
in 5.50
mm 139.70
in 6.00
mm 152.40
in 7.50
mm 190.50
in 8.75
mm 222.25
in 10.25
mm 260.35
in 12.50
mm 317.50
in 13.50
mm 342.90
in 12.00
mm 304.80
in 19.00
mm 482.60
in 26.00
mm 660.40
B C
lbs
2.88 4.25
3.39
73.15 107.90
3.50 4.59
4.91
88.90 116.59
4.50 5.07
8.27
114.30 128.78
5.56 5.58
13.02
141.22 141.73
6.63 6.09
18.78
168.40 154.69
8.63 7.05
34.00
219.20 179.07
10.75 8.11
54.00
273.05 206.00
12.75 7.63
54.00
323.85 193.80
14.00 8.25
72.30
355.60 209.55
16.00 9.25
144.00
406.40 234.95
118 Exchange Street · Chicopee, MA 01013
Phone (413) 594-8695 · Fax (413) 598-8109
Section: Components
35
Model VG / VW
2.50" to 16.00"
Submittal Data
Weight - VG Weight - VW
kg lbs
1.54 3.50
2.23 5.02
3.75 8.40
5.91 13.14
8.52 18.94
15.42 29.70
24.49 45.50
24.49 54.00
32.79 72.30
65.31 144.00
Tunstall Corporation
Bulletin-MB-VG-VW-0915
kg
1.59
2.28
3.81
5.96
8.59
13.47
20.63
24.49
32.79
65.31