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800.355.1991
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Dixon Bayco 2016
Dry Bulk Products
Products
Dry Bulk
Application:
Designed specifically for use on trailer tanks containing dry bulk products. If a system blockage
were to occur the valves are designed to open to atmosphere to help prevent the tank from
imploding.
Standards:
These valves come with a set vacuum tolerance of +/-0.5 HG, available in 3 body sizes:
•
1½" male NPT outlet (tank connection) x 1½" female NPT inlet (atmosphere)
•
2" male NPT outlet (atmosphere) x 2" female NPT inlet (tank connection)
•
3" female NPT outlet (tank connection) x 3" female NPT inlet (atmosphere)
Materials:
Bayloy body and bronze poppet
Features & Benefits:
•
Available with a variety of vacuum settings, see chart below for model specific available
pressure settings. Customer should request set pressure at time of order.
•
Relieving capacity (SCFM) varies deponent upon model and pressure setting. See chart below,
or for specific relief rates please refer to our website or contact Dixon™.
•
Installed bolt seal deters tampering
•
Bayloy body eliminates thread galling
1120
Valve
Series
Valve Outlet
(Tank Connection)
Valve Inlet
(Atmosphere)
Available Factory
Set Vacuum Range
(HG)
1
Set Pressure
Tolerance (PSI)
Relieving
Capacity
(SCFM)
2
1120/xx
1½" male NPT outlet
(tank connection)
1½" female NPT inlet (atmosphere)
6 to 24
+/- 0.5 HG 175 to 420
2120/xx
2" male NPT outlet
(tank connection)
2" female NPT inlet (atmosphere)
5 to 24
+/- 0.5 HG 280 to 600
3120/xx
3" female NPT outlet
(tank connection)
3" female NPT inlet (atmosphere)
11 to 25
+/- 0.5 HG 700 to 1350
2120
3120
¹ request the required pressure setting when ordering (xx refers to choice of pressure setting)
² relieving capacity (SCFM) varies with set pressure, for specific rates please refer to our website or contact Dixon™
Vacuum Relief Valves
Trailer/Tank Mounted Air Relief Valves
3
Customer adjustable by a further +/- 3 PSI. Settings below 9 PSI are obtainable by turning the valve adjustment screw.
Example for an 8 PSI setting the valve adjustment would be +4/-2, for 7 PSI +5/-1 and for 6 PSI +6/-0.
Settings above 30 PSI are obtainable by turning the valve adjustment screw. Example for a 31 PSI setting the valve
adjustment would be +2/-4, for 32 PSI +1/-5 and for 33 PSI +0/-6
Air Relief Valve Settings
Pressure Relief Valves
Minimum and Maximum Settings
Vacuum Relief Valves
Minimum and Maximum Settings
Valve Series
Factory Setting
Minimum Setting Maximum Setting
2180
2 PSI
25 PSI
A2180
2 PSI
27 PSI
A2180ADJ
3
9 PSI
3
30 PSI
3
2182
3 PSI
24 PSI
A2182
6 PSI
27 PSI
2215
3
12 PSI
3
30 PSI
3
3180
4 PSI
30 PSI
A3180
6 PSI
32 PSI
A3180ADJ
3
9 PSI
3
30 PSI
3
Valve Series
Factory Setting
Minimum Setting Maximum Setting
1120
6" Hg
24" Hg
2120
5" Hg
24" Hg
3120
11" Hg
25" Hg