Regulator AR20-D to AR60-D with Backflow Function AR20K-D to AR60K-D

Brand :

SMC

Caution

■ Selection and technical information for SMC air cylinder products
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Product Description

[Features]
· The shape of the handle makes it easy to operate.
· Selectable pressure gauge
· Ensured compatibility
· Models with a backflow function incorporate a mechanism that exhausts air pressure from the outlet side to the inlet side.

Dimensional Drawing

Standard (with round pressure gauge)

Regulator AR20-D to AR60-D with backflow function AR20K-D to AR60K-D Outline Drawing-1

Part Number	Standard Specifications									Optional Specifications
	Standard Specifications									Round Pressure Gauge		Round Pressure Gauge (with color zone)
	P₁	P₂	A	B^Note:	C	D	F	J	K	H	J	H	J
AR20-D	1/8, 1/4	1/8	40	66.8	26.5	21	M28 x 1	21	2	⌀37.5	57.5	⌀37.5	58.5
AR30-D	1/4, 3/8	1/8	53	86.5	30.5	26.5	M38 × 1.5	26.5	3.5	⌀37.5	63	⌀37.5	64
AR40-D	1/4, 3/8, 1/2	1/8	70	91.5	35.5	35.5	M42 × 1.5	35.5	-	⌀42.5	73	⌀42.5	73
AR40-06-D	3/4	1/8	75	93	35.5	35.5	M42 × 1.5	35.5	-	⌀42.5	73	⌀42.5	73
AR50-D	3/4, 1	1/8	90	125	43	45	-	45	-	⌀42.5	82.5	⌀42.5	82.5
AR60-D	1	1/8	95	155	45	45	-	45	-	⌀42.5	82.5	⌀42.5	82.5

Part Number	Optional Specifications
	Bracket Mounting Dimensions							Panel Mount
	M	N	Q	R	S	T	U	V	W	Y	Z
AR20-D	30	34	43.9	5.4	15.4	55	2.3	24.7	28.5	14	6
AR30-D	41	40	46	6.5	8	53	2.3	31.3	38.5	19	7
AR40-D	50	54	54	8.5	10.5	70	2.3	35.5	42.5	21	7
AR40-06-D	50	54	55.5	8.5	10.5	70	2.3	37	42.5	21	7
AR50-D	70	75	66	11	22	113	3.2	-	-	-	-
AR60-D	70	75	66	11	22	113	3.2	-	-	-	-

Note: Dimension B is measured with the handle in the unlocked position.

Standard (with Square Pressure Gauge, with Right-Angle Square Pressure Gauge, with Digital Pressure Switch)

Regulator AR20-D to AR60-D with backflow function AR20K-D to AR60K-D Outline Drawing-2

Part Number	Standard Specifications							Optional Specifications
	Standard Specifications							Square Pressure Gauge		Right Angle Square Pressure Gauge		Digital Pressure Switch
	P₁	A	B^Note:	C	D	F	K	H	J	H	J	H	J
AR20-D	1/8, 1/4	40	66.8	26.5	26	M28 x 1	2	□28	27	□28	54.3	27.8	37.5
AR30-D	1/4, 3/8	53	86.5	30.5	31.5	M38 × 1.5	3.5	□28	32.5	□28	59.8	27.8	43
AR40-D	1/4, 3/8, 1/2	70	91.5	35.5	40.5	M42 × 1.5	-	□28	41.5	□28	68.8	27.8	52

Part Number	Optional Specifications
	Bracket Mounting Dimensions							Panel Mount
	M	N	Q	R	S	T	U	V	W	Y	Z
AR20-D	30	34	43.9	5.4	15.4	55	2.3	24.7	28.5	14	6
AR30-D	41	40	46	6.5	8	53	2.3	31.3	38.5	19	7
AR40-D	50	54	54	8.5	10.5	70	2.3	35.5	42.5	21	7

Note: Dimension B is measured with the handle in the unlocked position.

With Backflow Function (with Round Pressure Gauge, Square Pressure Gauge, Right-Angle Square Pressure Gauge, Digital Pressure Switch)

Regulator AR20-D to AR60-D with backflow function AR20K-D to AR60K-D Outline Drawing-3

Part Number	Standard Specifications									Optional Specifications
	Standard Specifications									Round Pressure Gauge		Round Pressure Gauge (with color zone)
	P₁	P₂	A	B^Note:	C	D	F	J	K	H	J	H	J
AR20K-D	1/8, 1/4	1/8	40	66.8	26.5	26	M28 x 1	26	2	⌀37.5	62.5	⌀37.5	63.5
AR30K-D	1/4, 3/8	1/8	53	86.5	30.5	31.5	M38 × 1.5	31.5	3.5	⌀37.5	68	⌀37.5	69
AR40K-D	1/4, 3/8, 1/2	1/8	70	91.5	35.5	40.5	M42 × 1.5	40.5	-	⌀42.5	78	⌀42.5	78
AR60K-D	1	1/8	95	155	45	50	-	50	-	⌀42.5	87.5	⌀42.5	87.5

Part Number	Optional Specifications
	Square Pressure Gauge		Right Angle Square Pressure Gauge		Digital Pressure Switch		Bracket Mounting Dimensions							Panel Mount
	H	J	H	J	H	J	M	N	Q	R	S	T	U	V	W	Y	Z
AR20K-D	□28	27	□28	54.3	27.8	37.5	30	34	43.9	5.4	15.4	55	2.3	24.7	28.5	14	6
AR30K-D	□28	32.5	□28	59.8	27.8	43	41	40	46	6.5	8	53	2.3	31.3	38.5	19	7
AR40K-D	□28	41.5	□28	68.8	27.8	52	50	54	54	8.5	10.5	70	2.3	35.5	42.5	21	7
AR60K-D	□28	51	-	-	27.8	61.5	70	75	66	11	22	113	3.2	-	-	-	-

Note: Dimension B is measured with the handle in the unlocked position.

Product Specifications

Standard Specifications

Part Number	AR20 (K) -D	AR30 (K) -D	AR40 (K) -D	AR40 (K) -06-D	AR50 (K) -D	AR60 (K) -D
Pipe Connection Port Diameter	1/8, 1/4	1/4, 3/8	1/4, 3/8, 1/2	3/4	3/4, 1	1
Pressure gauge connection port size^{Note 1)}	1/8
Operating fluid	Air
Ambient temperature and operating fluid temperature^{Note 2)}	-5 to 60°C (no freezing)
Proof pressure	1.5 MPa
Maximum Operating Pressure	1.0 MPa
Set Pressure Range	0.05-0.85 MPa
Structure	Relief Type
Mass	0.14 kg	0.27 kg	0.48 kg	0.51 kg	1.13 kg	1.25 kg

Note 1) For models with square built-in pressure gauge or digital pressure switch, there is no pressure gauge connection thread.
Note 2) For models with digital pressure switch, the range is -5 to 50°C.

Regulator AR20-D to AR60-D with Backflow Function AR20K-D to AR60K-D

Caution

Product Description

Dimensional Drawing

Standard (with round pressure gauge)

Standard (with Square Pressure Gauge, with Right-Angle Square Pressure Gauge, with Digital Pressure Switch)

With Backflow Function (with Round Pressure Gauge, Square Pressure Gauge, Right-Angle Square Pressure Gauge, Digital Pressure Switch)

Product Specifications

Standard Specifications

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Service hours

Noted for use