Item Number AVDT-150, Air Vent for Liquid Systems - AVDT Series On Colton Industries

Series 'AVDT '

Available in sizes from 1/2" npt to 1" npt for operating pressures up to 300 psig liquid service at temperatures up to 338 deg. F. and specific gravities down to 0.95.

For installation at the high points of liquid systems to allow for the venting of air during initial system commissioning and for the removal of entrained gasses during system operation.

AVDT Models are:

Model AVDT-150: for service pressures up to 150 psig
Model AVDT-300: for service pressures up to 300 psig

Materialsmore

Unit of Measure

Specifications

Connection Inlet Size¹	N/A 3/4 in
Connection Outlet Size	N/A 1/2 in
Orifice	N/A 1.6 mm1/16 in
Maximum Operating Temperature TMO	N/A 250 ºF
Cover Material	N/A Cast Iron – A126, Class B
Body Material	N/A Stainless Steel, T304, A240
Lever Frame Material	N/A Stainless Steel, T304, A240
Seat Material	N/A Stainless Steel, T304, A240
Float Material	N/A Stainless Steel, T304, A240
Gasket Material	N/A Non-Asbestos
Cover Bolt Material	N/A Carbon Steel – SAE Grade 5
Float Arm Material	N/A Viton
Orifice Button Material	N/A Stainless Steel, T303, A276
Pivot Pin Material	N/A Stainless Steel, PH 15-7 MO
Pin Retainer Material	N/A Malleable Iron
Pipe Plug (1/2") Material	N/A Stainless Steel – T18-8, A276
Locator Material	N/A Stainless Steel – T18-8, A276
Weight	N/A 2.5 kg5 lb
Air Capacity (Discharge to Atmosphere) at 25 psi (172 kPa)	N/A 2.5 scfm
Air Capacity (Discharge to Atmosphere) at 50 psi (345 kPa)	N/A 4.0 scfm
Air Capacity (Discharge to Atmosphere) at 75 psi (517 kPa)	N/A 5.5 scfm
Air Capacity (Discharge to Atmosphere) at 100 psi (690 kPa)	N/A 7.1 scfm
Air Capacity (Discharge to Atmosphere) at 125 psi (862 kPa)	N/A 8.6 scfm
Air Capacity (Discharge to Atmosphere) at 150 psi (1034 kPa)	N/A 10.1 scfm

¹ 3/4" is standard, for another click on Request Information Button

Specifications

Connection Outlet Size

Orifice

Maximum Operating Temperature TMO

Cover Material

Body Material

Lever Frame Material

Seat Material

Float Material

Gasket Material

Cover Bolt Material

Float Arm Material

Orifice Button Material

Pivot Pin Material

Pin Retainer Material

Pipe Plug (1/2") Material

Locator Material

Weight

Air Capacity (Discharge to Atmosphere) at 25 psi (172 kPa)

Air Capacity (Discharge to Atmosphere) at 50 psi (345 kPa)

Air Capacity (Discharge to Atmosphere) at 75 psi (517 kPa)

Air Capacity (Discharge to Atmosphere) at 100 psi (690 kPa)

Air Capacity (Discharge to Atmosphere) at 125 psi (862 kPa)

Air Capacity (Discharge to Atmosphere) at 150 psi (1034 kPa)