Brooks Instrument 1255 Glass Tube Variable Area Flow Meters (±3%)

Accuracy: ±3% full scale at reference conditions* (for listed gases) 

Repeatability: 0.25% F.S.

Pressure/Temperature: 200 psig (33°F - 250°F) / 13.8 bar (1°C-121°C)

Materials of Construction: Borosilicate Glass, Aluminum, 316 Stainless Steel, Clear Polycarbonate, Teflon®

End Block Options: Stainless Steel and Aluminum

Packing Material: Viton® fluoroelastomers, Buna

Float Materials: Glass, Sapphire, Stainless Steel, Carboloy®, Tantalum

Connection Materials: Stainless Steel and Aluminum

Connection Options: 1/8” NPT (w/locknuts) - Aluminum and Stainless Steel 1/4” NPT (w/locknuts) - Stainless Steel only

Dimensions: See Dimension Drawings

Valve Options: Cartridge Valve and Precision Valve

Valve Materials: Stainless Steel and Brass

For more details, see datasheet.

Datasheet

User Manual