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manufacturer:
Siemens
mpn:
298-03021
Product Description
Siemens - 298-03021 Valve assy 2W NC 1/2", 4Cv, Lin, SS Trim FxF, 0-10Vdc Mod Electronic Act SR
Flowrite 599 Series Valve Assembly features a modulating control (0 to 10 Vdc), spring return, 24 Vac electro-mechanical actuator. The 2-way, normally closed, 1/2-inch, 4 Cv valve assembly is ANSI Class 250 and has a linear characteristic, stainless steel trim, and female x female end connections.
Additional Information
Valve TypeTwo-way
Valve Body StyleStroke-Globe
Port Configuration2-Way Normally closed
End ConnectionFxF
Connecting threadDirect-coupled universal bonnet
Material, valve bodyUNS CA 844 bronze
Material, inside setBody Trim: Stainless Steel , Stem: Stainless Steel ASTM A582 Type 303 , Normal Duty Packing: EPDM O-ring , Seat: Single seat metal-to-metal
MediumSaturated steam , Water , Water with anti-freeze , Steam
Leakage rateClass IV (0.01% of Cv)
Rangeability100:1
High temperatureNO
Medium temperature20…250 ºF
Ambient temperature, operation-25 to 130°F, -32 to 55°C
Stroke3/4 in., 20 mm
Valve Actuator TypeElectronic
Normally Open/Normally ClosedNormally Closed
Supply Voltage24 VAC
Power consumption9 VA running, 5 VA holding