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Precision Regulator IR1000-A/2000-A/3000-A Series (IR3021-03B-A)

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On Sale Till 31/03/2025

SMC

The Precision Regulator IR1000-A/2000-A/3000-A Series boasts a high flow rate of approximately 2 times the previous series (at maximum).
[Features]
· Air consumption reduced by up to 90% (approx.)
· Lightweight type with approximately 27% weight reduction.
· Sensitivity: 0.2% (full span).
· Repeatability: ±0.5% (full span).

(i)Caution

Refer to the catalog for details on product specifications.
Product images may be representative. Refer to the manufacturer's catalog for details.

Part Number

Configured Part Number is shown.

IR3021-03B-A

Product Specifications
Part Numbers
Catalog

Precision Regulator IR1000-A/2000-A/3000-A Series Details

IR1000-A: product images

IR2000-A: product images

IR3000-A: product images

Precision Regulator IR1000-A/2000-A/3000-A Series Specifications

Standard specification

Model	Basic type (handle)
Model	IR10□0-A	IR20□0-A	IR30□0-A
Applicable fluids	Air
Proof pressure	1.5 MPa
Maximum supply pressure	1.0 MPa
Minimum supply pressure ^{Note 1)}	Set pressure +0.05 MPa		Set pressure +0.1 MPa
Set pressure range	IR1000-A: 0.005 to 0.2 MPa	IR2000-A: 0.005 to 0.2 MPa	IR3000-A: 0.01 to 0.2 MPa
	IR1010-A: 0.01 to 0.4 MPa	IR2010-A: 0.01 to 0.4 MPa	IR3010-A: 0.01 to 0.4 MPa
	IR1020-A: 0.01 to 0.8 MPa	IR2020-A: 0.01 to 0.8 MPa	IR3020-A: 0.01 to 0.8 MPa
Sensitivity	Within 0.2% of full span
Repeatability ^{Note 2)}	Within ±0.5% of full span
Air consumption amount ^{Note 3)}	1 L/min (ANR) or less
Connection port size	1/8	1/4	1/4, 3/8, 1/2
Pressure gauge connection port size	1/8, (2 places)
Ambient temperature and working fluid temperature ^{Note 4)}	−5 to 60°C (no freezing)
Weight (kg) ^{Note 5)}	0.13	0.23	0.47

*Note 1) No flow on the output side.
*Note 2) With the condition that there are no changes over time and no special temperature characteristics or any other special characteristics.
*Note 3) Measurement conditions: At supply pressure of 1.0 MPa and a pressure setting of 0.2 MPa.
*Note 4) With a digital pressure switch: −5 to +50°C.
*Note 5) With no accessories.

Accessories (Optional) / Part Numbers

Name		IR10□0-A	IR20□0-A	IR30□0-A
Bracket assembly ^{Note 1)}		IR10P-501AS	IR20P-501AS	IR30P-501AS
Hex panel nut		IR10P-600S	IR20P-600S	IR20P-600S
Round-type pressure gauge ^{Note 2)}	0.2‑MPa setting	G33-2-□01	G43-2-□01	G43-2-□01
	0.4‑MPa setting	G33-4-□01	G43-4-□01	G43-4-□01
	0.8‑MPa setting	G33-10-□01	G43-10-□01	G43-10-□01
With digital pressure switch ^{Note 3)}	NPN 1 output	ISE30A-□01-N-ML
	PNP 1 output	ISE30A-□01-P-ML
	NPN1 output / voltage output	ISE30A-□01-C-ML
	NPN1 output / current output	ISE30A-□01-D-ML

*Note 1) Assembly of a bracket and set nuts.
*Note 2) The □ in the part numbers for round-type pressure gauges indicates the connection thread type. Insert no symbol for Rc, and use "N" for NPT. Pressure gauge for 0.8‑MPa settings is the 1.0‑MPa specification. Check with the manufacturer regarding the supply of psi unit specification pressure gauges.
*Note 3) The □ in the part numbers for types with digital pressure switches indicates the connection thread type. Insert no symbol for Rc, and use "N" for NPT.

Compatible Modular Products and Accessories

Names of compatible modular products and accessories	Compatible sizes
Names of compatible modular products and accessories	IR1000-A Series	IR2000-A Series	IR3000-A Series
Filters	AF20-A	AF30-A	AF40-A
Spacer	Y200-A	Y300-A	Y400-A
Spacer with bracket	Y200T-A	Y300T-A	Y400T-A

Model Number Notation

Model number example

-				Code	Contents	(1)
						Body size
						1	2	3
(2)	Set pressure range			0	0.005 to 0.2 MPa	●	●	-
				0	0.01 to 0.2 MPa	-	-	●
				1	0.01 to 0.4 MPa	●	●	●
				2	0.01 to 0.8 MPa	●	●	●
(3)	Exhaust direction			0	Bottom exhaust	●	●	●
				1	Front exhaust	-	-	●
				2	Back exhaust	-	-	●
(4)	Screw Type			No symbol	Rc	●	●	●
				N	NPT	●	●	●
				F	G	●	●	●
(5)	Piping connection port diameter			01	1/8	●	-	-
				02	1/4	-	●	●
				03	3/8	-	-	●
				04	1/2	-	-	●
(6)	Note 1) option	a	Mounting	No symbol	Without optional mounting parts	●	●	●
				B ^{Note 2)}	With Bracket	●	●	●
				H	With hexagon panel nut (for panel mounting)	●	●	●
		b	Pressure gauge	No symbol	Without pressure gauge	●	●	●
			Pressure gauge	G	Round-type pressure gauge	●	●	●
			With digital pressure switch	EA	NPN open collector 1 output	●	●	●
				EB	PNP open collector 1 output	●	●	●
				EC	NPN open collector 1 output + Analog voltage output	●	●	●
				ED	NPN open collector 1 output + Analog current output	●	●	●
(7)	Semi-standard	c	Flow direction	No symbol	Flow direction: left → right	●	●	●
		c	Flow direction	R	Flow direction: right → left	●	●	●
		d	Handle direction	No symbol	Handle upward	●	●	●
		d	Handle direction	V	Handle downward	●	●	●
		e	Pressure unit ^{Note 3)}	No symbol	Nameplate and pressure gauge units: MPa	●	●	●
				Z	Nameplate and pressure gauge units: psi	●	●	●
				ZA	Digital pressure switch: with unit selection function	●	●	●

*Note 1) Options are not assembled and are supplied loose at the time of shipment. B and H cannot be selected together. Old-style brackets cannot be used with this product.
*Note 2) Set nuts included with brackets.
*Note 3) Refer to the pressure unit notation list.

Pressure unit notation list

-	Screw Type	Unit used on product nameplate	Unit used on pressure gauge		Sold ^{Note 6)}
-	Screw Type	Unit used on product nameplate	G	EA, EB, EC, ED	Sold ^{Note 6)}
No symbol	Rc	MPa	MPa	SI unit fixed	Sold in Japan and internationally
	NPT
	G
Z ^{Note 4)}	Rc	-	-	-	Sold outside of Japan only
	NPT	psi	psi	With unit conversion function (initial value psi)
	G	-	-	-
ZA ^{Note 5)}	Rc	MPa	MPa	With unit conversion function	Sold outside of Japan only
	NPT
	G

*Note 4) Thread type: NPT is applicable.
*Note 5) Options: EA, EB, EC, ED.
*Note 6) Under new Japanese measurement laws, only SI unit types are for sale in Japan.

Structural Drawings

Basic type (Knob) / IR20□0-A: structural drawings

Basic type (Knob) / IR10□0-A: structural drawings

Basic type (Knob) / IR30□0-A: structural drawings

Basic type (Knob) / IR30□1-A, IR30□2-A: structural drawings

Main Structural Parts

Number	Name	Materials
Number	Name	IR1000-A	IR2000-A	IR3000-A
1	Bonnet	Die-cast aluminum
2	Nozzle diaphragm assembly	Aluminum, weather-resistant NBR
3	Seal	HNBR
4	Seal	NBR
5	Diaphragm spacer	Polyacetal
6	Supply diaphragm	Weatherable NBR		-
7	Exhaust diaphragm assembly	Steel, aluminum, weather-resistant NBR		Aluminum, weather-resistant NBR, HNBR
8	Valve assembly	Stainless steel, aluminum, HNBR		Aluminum, HNBR
9	Body	Die-cast aluminum

Precision Regulator IR1000-A/2000-A/3000-A Series: Dimensions Examples

Basic Type (Handle) / IR10□0-01□-A

(Unit: mm)

Basic type (handle) / IR10□0-01□-A: dimensional drawings

With Digital Pressure Switch / IR10□0-01□E□-A

(Unit: mm)

With digital pressure switch / IR10□0-01□E□-A: dimensional drawing

: 30; 45; 60

Part Number
IR3021-03B-A

Part Number	Standard Unit Price	Minimum order quantity	Volume Discount	Days to Ship	Regulator Type	Operating Environment	Supply Side, Connection Type	Supply Side, Connection Dia.	Flow Direction	Control Side, Connection Type	Control Side, Connection Dia.	Pressure Gauge	Size of Body	Accessory	Set Pressure	Pressure Unit	Custom-made Specifications	Handle Direction / Position	Number of circuits	Pressure Switch	Specifications	Output Specification
	-	1 Piece(s)		Quote	Precision Control	Standard	Rc	3/8	[(Right)] Left→Right	Rc	3/8	[Not Provided] No Pressure Gauge	3	With Bracket	0.01 to 0.8 MPa	Nameplate and pressure gauge units: MPa	-	Handle upward	-	-	Front exhaust	-

Basic Information

Regulator, Pressure Boosting Valve	Regulator	Applicable Fluid	Air	Shape	Standard
Exhaust Mechanism	Relief	Adverse Current Function	No

Please check the type/dimensions/specifications of the part IR3021-03B-A in the Precision Regulator IR1000-A/2000-A/3000-A Series series.

Configure

1 Part Numbers

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Configure Remaining Specifications

Completed

Specification/Dimensions

Custom-made Specifications
- Fluoroelastomer specification
- Lubrication-Free Specification
- None
Clear
Number of circuits
2

3

4

5

6

8
Clear
Pressure Switch
- 1 output of NPN open collector + analog current output
- NPN open collector 1 output
- NPN open collector 1 output + analog voltage output
- PNP open collector 1 output
- None
Clear
Output Specification
- NPN open collector 1 output
- NPN open collector 1 output + analog current output
- NPN open collector 1 output + analog voltage output
- PNP open collector 1 output
Clear
type
- 10-IR1000
- 10-IR1010
- 10-IR1020
- 10-IR2000
- 10-IR2010
- 10-IR2020
- 10-IR3000
- 10-IR3010
- 10-IR3020
- 20-IR1000
- 20-IR1010
- 20-IR1020
- 20-IR2000
- 20-IR3000
- 20-IR3020
- IR1000
- IR1010
- IR1020
- IR2000
- IR2010
- IR2020
- IR3000
- IR3001
- IR3002
- IR3010
- IR3011
- IR3012
- IR3020
- IR3021
- IR3022
- IRM10
- IRM20
Clear
Regulator Type
- Manifold shaped
- Precision Control
Clear
Operating Environment
- Standard
- Available in Clean
- Copper-free/Fluorine-free
Clear
Supply Side, Connection Type
- Rc
- G
- NPT
  - NPT
Clear
Supply Side, Connection Dia.
1/8

1/4

3/8

1/2
Clear
Flow Direction
- (Right)
  - Left→Right
- (Left)
  - Right→Left
Clear
Control Side, Connection Type
- Rc
- G
- NPT
  - NPT
Clear
Control Side, Connection Dia.
1/8

1/4

3/8

1/2
Clear
Pressure Gauge
- Not Provided
  - No Pressure Gauge
- With Pressure Gauge
  - With Pressure Gauge
- With Pressure Switch
  - With Pressure Switch
Clear
Size of Body
1

2

3

10

20
Clear
Accessory
- With 1 blanking plate
- None
- With Bracket
- With hexagon panel nut (for panel mounting)
Clear
Set Pressure
- 0.005 to 0.2 MPa
- 0.01 to 0.2 MPa
- 0.01 to 0.4 MPa
- 0.01 to 0.8 MPa
- 0.2 MPa setting 1 pc. / 0.4 MPa setting 1 pc. / 0.8 MPa setting 1 pc.
- 0.2 MPa setting 4 pcs.
- 0.2 MPa setting 5 pcs.
- 0.2 MPa setting 6 pcs.
- 0.4 MPa setting 1 pc. / 0.8 MPa setting 1 pc.
- 0.4 MPa setting 3 pcs.
- 0.4 MPa setting 4 pcs.
- 0.4 MPa setting 5 pcs.
- 0.4 MPa setting 6 pcs.
- 0.8 MPa setting 3 pcs.
- 0.8 MPa setting 5 pcs.
- 0.8 MPa setting 6 pcs.
- 0.8 MPa setting 8 pcs.
- 3 pcs. with 0.2 MPa setting
Clear
Pressure Unit
- Digital pressure switch: with unit switching
- Nameplate and pressure gauge units: MPa
- Nameplate and pressure gauge units: psi
Clear
Handle Direction / Position
- Handle downward
- Handle upward
Clear
Specifications
- Back exhaust
- Bottom exhaust
- Front exhaust
Clear
CAD
- 2D
- 3D
Clear

Days to Ship

All

Same day

31 Day(s) or Less

32 Day(s) or Less

52 Day(s) or Less

67 Day(s) or Less
Clear

Specify Alterations

The specifications and dimensions of some parts may not be fully covered. For exact details, refer to manufacturer catalogs .

Similar Part Numbers

Part Number
10-IR1010-01B-A
10-IR1010-01BEA-A
10-IR1010-01BEC-A
IR3021-03BEA-A
IR3021-03BED-A
IR3021-03BG-A

Standard Unit Price	Minimum order quantity	Days to Ship	Regulator Type	Operating Environment	Supply Side, Connection Type	Supply Side, Connection Dia.	Flow Direction	Control Side, Connection Type	Control Side, Connection Dia.	Pressure Gauge	Size of Body	Accessory	Set Pressure	Pressure Unit	Custom-made Specifications	Handle Direction / Position	Number of circuits	Pressure Switch	Specifications	Output Specification
SGD 235.08	1 Piece(s)	Quote	Precision Control	Available in Clean	Rc	1/8	[(Right)] Left→Right	Rc	1/8	[Not Provided] No Pressure Gauge	1	With Bracket	0.01 to 0.4 MPa	Nameplate and pressure gauge units: MPa	None	Handle upward	-	None	Bottom exhaust	-
-	1 Piece(s)	Quote	Precision Control	Available in Clean	Rc	1/8	[(Right)] Left→Right	Rc	1/8	[With Pressure Switch] With Pressure Switch	1	With Bracket	0.01 to 0.4 MPa	Nameplate and pressure gauge units: MPa	None	Handle upward	-	NPN open collector 1 output	Bottom exhaust	-
-	1 Piece(s)	Quote	Precision Control	Available in Clean	Rc	1/8	[(Right)] Left→Right	Rc	1/8	[With Pressure Switch] With Pressure Switch	1	With Bracket	0.01 to 0.4 MPa	Nameplate and pressure gauge units: MPa	None	Handle upward	-	NPN open collector 1 output + analog voltage output	Bottom exhaust	-
-	1 Piece(s)	Quote	Precision Control	Standard	Rc	3/8	[(Right)] Left→Right	Rc	3/8	[With Pressure Switch] With Pressure Switch	3	With Bracket	0.01 to 0.8 MPa	Nameplate and pressure gauge units: MPa	-	Handle upward	-	-	Front exhaust	NPN open collector 1 output
-	1 Piece(s)	Quote	Precision Control	Standard	Rc	3/8	[(Right)] Left→Right	Rc	3/8	[With Pressure Switch] With Pressure Switch	3	With Bracket	0.01 to 0.8 MPa	Nameplate and pressure gauge units: MPa	-	Handle upward	-	-	Front exhaust	NPN open collector 1 output + analog current output
-	1 Piece(s)	Quote	Precision Control	Standard	Rc	3/8	[(Right)] Left→Right	Rc	3/8	[With Pressure Gauge] With Pressure Gauge	3	With Bracket	0.01 to 0.8 MPa	Nameplate and pressure gauge units: MPa	-	Handle upward	-	-	Front exhaust	-

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Precision Regulator IR1000-A/2000-A/3000-A Series (IR3021-03B-A)

(i)Caution

Precision Regulator IR1000-A/2000-A/3000-A Series Details

Precision Regulator IR1000-A/2000-A/3000-A Series Specifications

Standard specification

Accessories (Optional) / Part Numbers

Compatible Modular Products and Accessories

Model Number Notation

Pressure unit notation list

Structural Drawings

Main Structural Parts

Precision Regulator IR1000-A/2000-A/3000-A Series: Dimensions Examples

Basic Type (Handle) / IR10□0-01□-A

With Digital Pressure Switch / IR10□0-01□E□-A

Basic Information

Configure

Specification/Dimensions

Custom-made Specifications

Number of circuits

Pressure Switch

Output Specification

type

Regulator Type

Operating Environment

Supply Side, Connection Type

Supply Side, Connection Dia.

Flow Direction

Control Side, Connection Type

Control Side, Connection Dia.

Pressure Gauge

Size of Body

Accessory

Set Pressure

Pressure Unit

Handle Direction / Position

Specifications

CAD

Days to Ship

Specify Alterations

Similar Part Numbers

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