Belimo Aircontrols (USA), Inc. B231+AFRX24-MFT-S Characterized Control Valve

SKU: B231AFRX24MFTS
Order QuantityUnit Price
Each$5,727.85
In Stock! Order Soon Ships in 24 hours
Availability: 2

VALVE: 2-way CCV, SS Trim, 1-1/4", Cv 25" CCV w/ Stainless Steel Ball and Stem , ACTUATOR: Spr.Rtn.Act, 24V, 180 in-lb (20Nm) Aux. Switch

ApplicationThis valve is typically used in air handling units on heating or cooling coils, and fan coil unit heating or cooling coils. Some other common applications include Unit Ventilators, VAV box re-heat coils and bypass loops. This valve is suitable for use in a hydronic system with variable flow.
Servicechilled, hot water, up to 60% glycol
Flow Characteristicequal percentage
Controllable Flow Range75�
Size [mm]1.25? [32]
End FittingNPT female ends
Bodyforged brass, nickel plated
Ballstainless steel
Stemstainless steel
Stem PackingEPDM (lubricated)
SeatTeflon? PTFE
Seat O-ringEPDM (lubricated)
Characterized DiscTEFZEL?
Body Pressure Rating [psi]400
Media Temperature Range (Water)0�F to 250�F [-18�C to 120�C]
Max Differential Pressure (Water)50 psi (345 kPa)
Close-Off Pressure200 psi
Cv25
Weight1.5 lb [0.7 kg]
Leakage0% for A to AB
Servicingmaintenance free
Power Supply24 VAC � 20%, 50/60 Hz, 24 VDC � 10%
Power Consumption Running7.5 W
Power Consumption Holding3 W
Transformer Sizing10 VA (class 2 power source)
Electrical Connection(2) 3ft [1m], 18 GA appliance cables with 1/2? conduit connectors
Overload Protectionelectronic throughout 0� to 95� rotation
Input Impedance100 k ? for 2 to 10 VDC (0.1 mA), 500 ? for 4 to 20 mA, 1500 ? for PWM, floating point and On/Off
Angle of Rotation90�
Direction of Rotation (Motor)reversible with switch
Manual Override5 mm hex crank (3/16? Allen), supplied
Running Time (Motor)150 sec (default), variable (70 to 220 sec)
Ambient Temperature Range-22�F to 122�F [-30�C to 50�C]
Storage Temperature Range-40�F to 176�F [-40�C to 80�C]
HousingNEMA 2, IP54, UL enclosure type 2
Agency ListingscULus acc. to UL60730-1A/-2-14, CAN/CSA E60730-1:02, CE acc. to 2004/108/EC and 2006/95/EC
Noise Level (Motor)<45 dB (A)
Quality StandardISO 9001
Operating Range Y2 to 10 VDC, 4 to 20 mA w/ ZG-R01 (500 ?, 1/4 W resistor), variable (VDC, PWM, floating point, on/off)
Direction of Rotation (Fail-Safereversible with CW/CCW mounting
Position Indicationvisual indicator, 0� to 95� (0� is full spring return position)
Running Time (Fail-Safe)<20 sec
Noise Level (Fail-Safe)<62 dB (A)
Feedback Output U2 to 10 VDC, 0.5 mA max, VDC variable
Angle of Rotation AdaptationOff (default) Override Control min. position = 0% , mid. Position = 50% , max. position = 100% (Default) Ambient Temperature Range -22�F to 122�F [-30�C to 50�C] Off (default)
Override Controlmin. position = 0% , mid. Position = 50% , max. position = 100% (Default)
Auxiliary Switch2 x SPDT, 3A resistive (0.5A inductive) @ 250 VAC, one set at +10�, one adjustable 10� to 90�

Product Family

Model NumberDecriptionManufacturerPriceAvail. Qty 
B231AFRX24MFTS Characterized Control Valve Belimo Aircontrols (USA), Inc. $5,727.85 2    Add To Cart

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