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Hazardous Location Valves [21 Series] 2171B4011W-N

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Need Help? No Problem!

Customer Service

1-800-GET-ROSS

Technical Service
1-888-TEK-ROSS


Product Information

Valve Type Directional Control
Series 21
Actuation Electrical
Size 3/8"
Function 2/2
Default Position Normally Open
Pilot Type Internal
Return Spring
Mounting Inline
Construction Poppet
Application Hazardous Location/High Temperature
Thread Type NPT
Duty Rating Continuous Duty
Ambient Temperature -4 to 140 F (-20 to 60 C)
Ambient Temperature (Celcius) -20 to 60
Media Temperature -4 to 175 F (-20 to 80 C)
Media Temperature (Celcius) -20 to 80
Fluid Media Filtered Air
Operating Pressure 30 to 150 psig (2.1 to 10 bar)
Operating Pressure (bar) 2.1 to 10
Pilot Supply Minimum Must be equal to or greater than inlet pressure
Valve Body Material Cast Aluminum
Poppet/Spool Material Stainless Steel
Seal Material Fluorocarbon
Voltage 24 VDC
Length 6.49 in (164.8 mm)
Width 4.1 in ( 104.1 mm)
Inlet Pipe Size 1/2"
Outlet Pipe Size 1/2"
PoWer Consumption 1.6 Watts
Coil Type Intrinsically Safe
Ports 1-2 Flow 2.8 Cv (2800 Nl/min)
Height 11.20 in (284.4 mm)