43 w With Element Service Indicator Clogging status of elements can be checked visually. Applicable Model . Option/Semi-standard: Select one each for a to f. . Option/Semi-standard symbol: When more than one specification is required, indicate in alphanumeric order. Example) AF30-03BD-2R-A-X2141 Air Filter/AF20-A to AF40-06-A Made to Order Please contact SMC for detailed dimensions, specifications and lead times. q AF 30 X2141 w e t 03 r With element service indicator A special body type is required to mount the element service indicator. It cannot be mounted on a standard body. A Note 1) Drain guide is NPT1/8 (applicable to the AF20-A) and NPT1/4 (applicable to the AF30-A to AF40-06-A). The auto drain port comes with o3/8" One-touch fitting (applicable to the AF30-A to AF40-06-A). Note 2) Drain guide is G1/8 (applicable to the AF20-A) and G1/4 (applicable to the AF30-A to AF40-06-A). Note 3) A bracket is not assembled and supplied loose at the time of shipment. Including 2 mounting screws. Note 4) When pressure is not applied, condensate which does not start the auto drain mechanism will be left in the bowl. Releasing the residual condensate before ending operations for the day is recommended. Note 5) If the compressor is small (0.75 kW, discharge flow is less than 100 L/min [ANR]), air leakage from the drain cock may occur during start of operations. N.C. type is recommended. Note 6) Refer to Chemical data on page 38 for chemical resistance of the bowl. Note 7) A bowl guard is provided as standard equipment (polycarbonate). Note 8) A bowl guard is provided as standard equipment (nylon). Note 9) Without a valve function Note 10) For pipe thread type: NPT. This product is for overseas use only according to the new Measurement Law. (The SI unit type is provided for use in Japan.) Note 11) �ｷ: For pipe thread type: NPT only Note 12) The combination of float type auto drain: C and D is not available. Note 13) The combination of metal bowl: 2 and 8 is not available. Symbol Description Nq Body size 20 30 40 Nw Pipe thread type Nil Rc V V V N Note 1) NPT V V V F Note 2) G V V V + Ne Port size 01 1/8 V . . 02 1/4 V V V 03 3/8 . V V 04 1/2 . . V 06 3/4 . . V + Nr Option a Mounting Nil Without mounting option V V V B Note 3) With bracket V V V + b Float type auto drain Nil Without auto drain V V V C Note 4) N.C. (Normally closed) Drain port is closed when pressure is not applied. V V V D Note 5) N.O. (Normally open) Drain port is open when pressure is not applied. . V V + Nt Semi-standard c Bowl Note 6) Nil Polycarbonate bowl V V V 2 Metal bowl V V V 6 Nylon bowl V V V 8 Metal bowl with level gauge . V V C With bowl guard V . Note 7) . Note 7) 6C With bowl guard (Nylon bowl) V . Note 8) . Note 8) + d Drain port Note 12) Nil With drain cock V V V J Note 9) Drain guide 1/8 V . . Drain guide 1/4 . V V W Note 13) Drain cock with barb fitting (for o6 x o4 nylon tube) . V V + e Flow direction Nil Flow direction: Left to right V V V R Flow direction: Right to left V V V + f Pressure unit Nil Name plate and caution plate for bowl in imperial units: MPa V V V Z Note 10) Name plate and caution plate for bowl in imperial units: psi, °F v Note 11) v Note 11) v Note 11) Model AF20-A AF30-A AF40-A AF40-06-A Port size 1/8, 1/4 1/4, 3/8 1/4, 3/8, 1/2 3/4