Dixon SK-3120P/B/A Manuel d'utilisateur télécharger pdf (Page 8)

800.355.19916 Dixon Bayco 2013

Products

Dry Bulk

Dry Bulk Products

Application:

Designed specically 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 & Benets:

• Available with a variety of vacuum settings, see chart below for model specic 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 specic 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)

Set Pressure

Tolerance (PSI)

Relieving

Capacity

(SCFM)

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 specic rates please refer to our website or contact Dixon

Vacuum Relief Valves

Trailer/Tank Mounted Air Relief Valves

* 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 adjust-

ment 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

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 39 40

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Dixon SK-3120P/B/A Manuel d'utilisateur Page 8

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