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Metering Valve With Silencer, ASN2 Series

Metering Valve With Silencer, ASN2 Series

[Features]
· Superior noise reduction
 Reduces noise at maximum flow rate by 20 dB or more
· Easy cylinder speed control
 Features the same needle shape as the speed controller

(i)Caution

  • Product images may be representative images. Refer to the catalog for details

PDF

Metering Valve With Silencer ASN2 Series Specifications

Metering Valve With Silencer ASN2 Series external appearance

Metering Valve With Silencer ASN2 Series external appearance

Metering Valve With Silencer ASN2 Series symbol

Metering Valve With Silencer ASN2 Series symbol

Metering Valve With Silencer ASN2 Series mounting example

Metering Valve With Silencer ASN2 Series mounting example

Needle Valve / Flow Rate Characteristics Graph

Needle Valve / Flow Rate Characteristics Graph

*The flow rate characteristics are representative values.

ModelPort sizeSonic conductance
dm3/(s·bar)
Critical pressure ratioWeight (g)
ASN2-M5M5 × 0.80.360.155
ASN2-U10/3210-32UNF0.365
ASN2-011/80.720.3517
ASN2-021/41.334
ASN2-033/83.3255
ASN2-041/24.9107

Structure drawing

ASN2 Series Structural Drawing

ASN2 Series Structural Drawing

NumberDescriptionMaterialNote
1HandlePBT-
2NeedleBrassElectroless nickel plated
3Lock nutSteel*2Zinc chromate*1
4Needle guideBrassElectroless nickel plated
5WasherCarbon steelNickel plated
6O-ringNBR-
7SilencerPVA sponge-
8Silencer coverSoft polyethylene-
9Body BBrassElectroless nickel plated
10GasketNBR / stainless steelM5, U10/32 only

*1: The round lock nut is electroless nickel plated.
*2: The round lock nut is made of brass. However, made of steel for ASN2-□01 and □02 only.

Drawings

 

(Units: mm)

 

ASN2 Series dimensional drawing

ASN2 Series dimensional drawing

ModelScrew DøDL1*2H
MinMax
ASN2-M5M5 × 0.81020.523.38
ASN2-U10/3210-32UNF1020.523.38
ASN2-011/81529.134.112 (12.7)
ASN2-021/42033.738.717 (17.5)
ASN2-033/82535.940.919
ASN2-041/23048.153.124 (23.8)

*1: Values enclosed in parenthesis ( ) are dimensions of NPT screw specifications.
*2: L1 values are reference dimensions.

Precautions

Design Notes And Selection

Examples of inapplicable circuits

Inapplicable circuit example (Perfect valves: VF66□□, VS7-6-FPG, VS7-8-FPG)

Inapplicable circuit example (Perfect valves: VF66□□, VS7-6-FPG, VS7-8-FPG)

*Residual pressure behind the exhaust needle may cause check valve malfunction in the perfect valve.

Inapplicable circuit example 2 (circuit with pilot check valve between actuator and solenoid valve)

Inapplicable circuit example 2 (circuit with pilot check valve between actuator and solenoid valve)

*Residual pressure behind the exhaust needle may cause pilot check valve malfunction.

Installation

Example of interference with fittings

Example of interference with fittings

*If mounting to connection ports of solenoid valves, interference may occur with the fittings. Consult the catalog before installing.

Part Number
ASN2-01
ASN2-01-S
ASN2-02
ASN2-02-S
ASN2-03
ASN2-03-S
ASN2-04
ASN2-04-S
ASN2-M5
ASN2-N01
ASN2-N01-S
ASN2-N02
ASN2-N02-S
ASN2-N03
ASN2-N03-S
ASN2-N04
ASN2-N04-S
ASN2-U10/32
Part NumberMinimum order quantityVolume DiscountDays to ShipOperating Pressure Range
(MPa)
Connection Dia. Types of Screw Sonic Conductance IN -> OUT [dm3/(s/bar)] Option Lock Nut Option
1 Piece(s) Same day -1/8R0.72NoneHex Lock Nut
1 Piece(s) Same day -1/8R0.72With SealHex Lock Nut
1 Piece(s) Same day -1/4R1.3NoneHex Lock Nut
1 Piece(s) Same day -1/4R1.3With SealHex Lock Nut
1 Piece(s) Same day -3/8R3.32NoneHex Lock Nut
1 Piece(s) Same day 0 to 13/8R3.32With sealHexagon lock nut
1 Piece(s) Same day -1/2R4.9NoneHex Lock Nut
1 Piece(s) 31 Day(s) 0 to 11/2R4.9With sealHexagon lock nut
1 Piece(s) Same day -M5 × 0.8Metric Thread0.36NoneHex Lock Nut
1 Piece(s) 31 Day(s) 0 to 11/8NPT0.72NoneHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 11/8NPT0.72With sealHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 11/4NPT1.3NoneHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 11/4NPT1.3With sealHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 13/8NPT3.32NoneHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 13/8NPT3.32With sealHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 11/2NPT4.9NoneHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 11/2NPT4.9With sealHexagon lock nut
1 Piece(s) 31 Day(s) 0 to 110-32UNFUnified thread0.36NoneHexagon lock nut

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Basic Information

Type Quick Exhaust Valves Material Brass + Electroless Nickel Plating Seal Material Nitrile Rubber
Exhaust Side, Port Type R Open Atmospheric (With Exhaust Throttle)

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