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Hazardous Location Valves [21 Series] 2171B2051Y-E

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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
Return Spring
Mounting Inline
Construction Poppet
Application Hazardous Location/High Temperature
Thread Type NPT
Inlet Pipe Size 1/4"
Outlet Pipe Size 1/4"
Ports 1-2 Flow 1.6 Cv (1600 Nl/min)
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
Length 4.45 in (113 mm)
Width 3.03 in ( 77 mm)
Valve Body Material Cast Aluminum
Poppet/Spool Material Stainless Steel
Seal Material Fluorocarbon
Pilot Type External
Coil Type CSA/FM Certified
Voltage 240 VAC
Height 6.74 in (171.3 mm)
PoWer Consumption 6.8 Watts