Api Pneumatic. GENERAL CATALOG (2019) - page 36

 

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Api Pneumatic. GENERAL CATALOG (2019) - page 36

 

 

5

5.70.1

Valves series AX1 

1/4”, 3/2, IN LINE interface, electrically operated

Standard executions

Version

Symbol

Code

Item

3/2 NC

12

2

3 1

037004 AX1E230

3/2 NO

23

2

1 3

037009 AX1E231

3/2 solenoid/solenoid

10

12

2

3 1

037010 AX1E232

3/2 NC 
external air pilot

12

2

3 1

037011 AX1K230

3/2 solenoid/solenoid
external air pilot

10

12

2

3 1

037012 AX1K232

Technical data

Fluid

Compressed filtered air with or without lubrication. Lubrication, if started, must be continued.

Threaded connection

1/4 Gas - 1/4 NPT

Pressure range

Standard

Spring return: 2,5 ÷ 10 bar (E - K)

Bistable: 1 ÷ 10 bar (E - K)

High pressure

Spring return: 2,5 ÷ 12 bar (EG - KG)

Bistable: 1 ÷ 12 bar (EG - KG)

Minimum external air pressure

1,5 bar (K - KG)

Temperature range

-25°C ÷ +70°C (standard)

-10°C ÷ +90°C (V)

Protection grade

-

Ø Orifice

8 mm

Flow

1.100 Nl/min at 6 bar with ∆P 1 bar

Mounting

In any position (vertical assembly is not recommended for bistable valves subjected to vibration)

Manual override

Bistable

Response time (at 6 bar)

Energising: - ms

Energising: - ms

De-energising: - ms

De-energising: - ms

 Materials

(1)

  

Body:

Stainless steel AISI 316L

1

2

3

6

2

4

5

7

(2)

 

Cover:

Stainless steel AISI 316L

(3)

 

Spool:

Hard aluminium anodized (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(4)

 

Distancers:

Ixef 1022 (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(5)

 

Seals:

Hydrogenate Nitrile Butadine Rubber (HNBR)

(6)

 

Spring:

Stainless steel

(7)

 

Operator:

Stainless steel

New series of “AX” valves with functions 3/2 connections in line on the body, 
electric and electric servo pilot.

They are manufactured in AISI 316L stainless steel, especially suitable in the 
food, chemical, pharmaceutical, Oil & Gas and mining industry.

AX valves are manufactured according to 2014/34/EU Directive to be used in 
potentially explosive environment.

 

II 2Gc IIB T5

 

II 2Dc T100°C 

Coils and connectors have to be ordered separately:

For the coils type ASA12... 

see page 2.200.1

For the coils type ASA2... 

see page 2.200.10

For the coils type ASA34... (only for EG/KG) 

see page 2.200.30

For connector see what suggested for the coil

Code key

Series

Actuation

Size

Function

Option

AX1    = Standard
AXX1 * = Completely in
              stainless steel

E    = electrical Ø9
K    = electrical Ø9
  

    external air pilot

EG** = electrical Ø13
KG** = electrical Ø13
         external air pilot

2  = 1/4 Gas
2N = 1/4 NPT

30 = 3/2 NC
31 = 3/2 NO
32 = 3/2 solenoid/solenoid

V = Seals FKM

*On request                                  ** For actuation EG/KG use coils type ASA34 

             For the ATEX valves with coils Ex see version 

   XX-XA-XB-XC-XD from page 5.81.1

New

5.70.2

Valves series AX1 

1/4”, 3/2, IN LINE interface, electrically operated

Ø 4.2

130

21,5

22

7

,5

3

2

1

2

,5

49,4

60,4

49,6

21,5

21,75

1

1

,5

18

,5

1

5

32,5

G 1/4

G 1/4

G 1/4

25,5

1

5

G 1/8

5

2

3

0

12

190

49,4

22

7

,5

3

2

1

2

,5

49,4

60,4

49,6

21,5

49,6

1

1

,5

18

,5

1

5

60,4

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

25,5

1

5

G 1/8

12

Version

Symbol

Code

Item

3/2 NC

12

2

3 1

037004 AX1E230

3/2 NO

23

2

1 3

037009 AX1E231

3/2 NC 
external air pilot

12

2

3 1

037011 AX1K230

Version

Symbol

Code

Item

3/2 solenoid/solenoid

10

12

2

3 1

037010 AX1E232

3/2 solenoid/solenoid
external air pilot

10

12

2

3 1

037012 AX1K232

Actuation = K

Actuation = K

5

5.73.1

Valves series AX1 

1/4”, 5/2 - 5/3, IN LINE interface, electrically operated

New series of “AX” valves with functions 5/2, 5/3 connections in line on the body, 
electric and electric servo pilot.

They are manufactured in AISI 316L stainless steel, especially suitable in the 
food, chemical, pharmaceutical, Oil & Gas and mining industry.

AX valves are manufactured according to 2014/34/EU Directive to be used in 
potentially explosive environment.

 

II 2Gc IIB T5

 

II 2Dc T100°C 

Coils and connectors have to be ordered separately:

For the coils type ASA12... 

see page 2.200.1

For the coils type ASA2... 

see page 2.200.10

For the coils type ASA34... (only for EG/KG) 

see page 2.200.30

For connector see what suggested for the coil

Standard executions

Version

Symbol

Code

Item

5/2 solenoid/spring

14

4 2

5 3

1

037003 AX1E250

5/2 solenoid/solenoid

12

14

4 2

5 13

037006 AX1E251

5/2 solenoid/solenoid
differential

12

14

4 2

5 3

1

037013 AX1E252

5/3 closed centres

12

14

4 2

5 3

1

037014 AX1E270

5/3 open centres

12

14

4 2

5 3

1

037015 AX1E271

5/3 pressurised centres

12

14

4 2

5 3

1

037016 AX1E272

5/2 solenoid/spring
external air pilot

14

4 2

5 3

1

037017 AX1K250

5/2 solenoid/solenoid
external air pilot

12

14

4 2

5 3

1

037018 AX1K251

5/3 closed centres,
external air pilot

12

14

4 2

5 3

1

037019 AX1K270

5/3 open centres,
external air pilot

12

14

4 2

5 3

1

037020 AX1K271

5/3 pressurised centres
external air pilot

12

14

4 2

5 3

1

037021 AX1K272

Technical data

Fluid

Compressed filtered air with or without lubrication. Lubrication, if started, must be continued.

Threaded connection

1/4 Gas - 1/4 NPT

Pressure range

Standard

Spring return: 2,5 ÷ 10 bar (E)

Bistable: 1 ÷ 10 bar (E)

3 positions: 2.5 ÷ 10 bar (E)

High pressure

Spring return: 2,5 ÷ 12 bar (EG)

Bistable: 1 ÷ 12 bar (EG)

3 positions: 2.5 ÷ 12 bar (EG)

Minimum external air pressure

1,5 bar (K - KG)

Temperature range

-25°C ÷ +70°C (standard)

-10°C ÷ +90°C (V)

Protection grade

-

Ø Orifice

8 mm

Flow

1.100 Nl/min at 6 bar with ∆P 1 bar

Mounting

In any position (vertical assembly is not recommended for bistable valves subjected to vibration)

Manual override

Bistable

Response time (at 6 bar)

Energising: - ms

Energising: - ms

Energising: - ms

De-energising: - ms

De-energising: - ms

De-energising: - ms

 Materials

(1)

  

Body:

Stainless steel AISI 316L

1

2

3

6

2

4

5

7

(2)

 

Cover:

Stainless steel AISI 316L

(3)

 

Spool:

Hard aluminium anodized (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(4)

 

Distancers:

Ixef 1022 (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(5)

 

Seals:

Hydrogenate Nitrile Butadine Rubber (HNBR)

(6)

 

Spring:

Stainless steel

(7)

 

Operator:

Stainless steel

             For the ATEX valves with coils Ex see version 

   XX-XA-XB-XC-XD from page 5.81.1

New

Code key

Series

Actuation

Size

Function

Option

AX1    = Standard
AXX1 * = Completely in
              stainless steel

E    = electrical Ø9
K    = electrical Ø9
  

    external air pilot

EG** = electrical Ø13
KG** = electrical Ø13
         external air pilot

2  = 1/4 Gas
2N = 1/4 NPT

50 = 5/2 solenoid/spring
51 = 5/2 solenoid/solenoid
52 = 5/2 solenoid/solenoid
 

      differential

70 = 5/3 CC 
71 = 5/3 OC 
72 = 5/3 PC

V = Seals FKM

*On request                                  ** For actuation EG/KG use coils type ASA34 

150

22,75

1

5

1

8

,5

1

5

33

G 1/4

G 1/4

Ø 4.2

5

2

3

0

G 1/4

G 1/4

22,75

49,25

21,25

61

22

33

9

3

4

9

22

61

G 1/4

25,5

1

5

G 1/8

12

5.73.2

Valves series AX1 

1/4”, 5/2 - 5/3, IN LINE interface, electrically operated

220

22,75

1

5

18

,5

1

5

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

22,75

49,25

49,25

G 1/4

61

22

61

9

3

4

9

61

22

61

G 1/4

25,5

1

5

G 1/8

12

Version

Symbol

Code

Item

5/2 solenoid/spring

14

4 2

5 3

1

037003 AX1E250

5/2 solenoid/spring
external air pilot

14

4 2

5 3

1

037017 AX1K250

Version

Symbol

Code

Item

5/2 solenoid/solenoid

12

14

4 2

5 13

037006 AX1E251

5/2 solenoid/solenoid
differential

12

14

4 2

5 3

1

037013 AX1E252

5/2 solenoid/solenoid
external air pilot

12

14

4 2

5 3

1

037018 AX1K251

Actuation = K

Actuation = K

5

5.73.3

Valves series AX1 

1/4”, 5/2 - 5/3, IN LINE interface, electrically operated

237

22,75

1

5

1

8

,5

1

5

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

22,75

66,25

49,25

G 1/4

78

22

61

9

3

4

9

78

22

61

G 1/4

25,5

1

5

G 1/8

12

Version

Symbol

Code

Item

5/3 closed centres,
external air pilot

12

14

4 2

5 3

1

037019 AX1K270

5/3 open centres,
external air pilot

12

14

4 2

5 3

1

037020 AX1K271

5/3 pressurised centres
external air pilot

12

14

4 2

5 3

1

037021 AX1K272

Version

Symbol

Code

Item

5/3 closed centres

12

14

4 2

5 3

1

037014 AX1E270

5/3 open centres

12

14

4 2

5 3

1

037015 AX1E271

5/3 pressurised centres

12

14

4 2

5 3

1

037016 AX1E272

Actuation = K

5

5.76.1

Valves series AX1 

1/4”, 3/2, IN LINE interface, pneumatically operated

Standard executions

Version

Symbol

Code

Item

3/2 NC

12

2

3 1

037002 AX1P230

3/2 NO

23

2

1 3

037022 AX1P231

3/2 pilot/pilot

10

12

2

3 1

037023 AX1P232

New series of “AX” valves with functions 3/2 connections in line on the body and 
pneumatic pilot.

They are manufactured in AISI 316L stainless steel, especially suitable in the 
food, chemical, pharmaceutical, Oil & Gas and mining industry.

AX valves are manufactured according to 2014/34/EU Directive to be used in 
potentially explosive environment.

 

II 2Gc IIB T5

 

II 2Dc T100°C 

Technical data

Fluid

Compressed filtered air with or without lubrication. Lubrication, if started, must be continued.

Threaded connection

1/4 Gas - 1/4 NPT

Pressure range

Spring return: 2,5 ÷ 12 bar 

Bistable: 1 ÷ 12 bar

Temperature range

-25°C ÷ +70°C (standard)

-10°C ÷ +90°C (V)

Protection grade

-

Ø Orifice

8 mm

Flow

1.100 Nl/min at 6 bar with ∆P 1 bar

Mounting

In any position (vertical assembly is not recommended for bistable valves subjected to vibration)

Response time (at 6 bar)

Energising: - ms

Energising: - ms

De-energising: - ms

De-energising: - ms

 Materials

(1)

  

Body:

Stainless steel AISI 316L

1

2

3

6

2

4

5

(2)

 

Cover:

Stainless steel AISI 316L

(3)

 

Spool:

Hard aluminium anodized (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(4)

 

Distancers:

Ixef 1022 (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(5)

 

Seals:

Hydrogenate Nitrile Butadine Rubber (HNBR)

(6)

 

Spring:

Stainless steel

New

Code key

Series

Actuation

Size

Function

Option

AX1    = Standard
AXX1 * = Completely in
              stainless steel

P = pneumatic

2  = 1/4 Gas
2N = 1/4 NPT

30 = 3/2 NC
31 = 3/2 NO
32 = 3/2 pilot/pilot

V = Seals FKM

*On request

Valves series AX1 

1/4”, 3/2, IN LINE interface, pneumatically operated

5.76.2

95

21,5

22

7

,5

3

2

1

2

,5

21,5

21,75

1

1

,5

18

,5

1

5

G 1/4

G 1/4

G 1/4

Ø 4.2

G 1/8

5

2

3

0

51,5

51,75

32,5

62,5

125

51,5

22

7

,5

3

2

1

2

,5

21,5

51,75

1

1

,5

18

,5

1

5

G 1/4

G 1/4

G 1/4

4.2

G 1/8

5

2

3

0

51,5

51,75

62,5

62,5

G 1/8

Version

Symbol

Code

Item

3/2 NC

12

2

3 1

037002 AX1P230

3/2 NO

23

2

1 3

037022 AX1P231

Version

Symbol

Code

Item

3/2 pilot/pilot

10

12

2

3 1

037023 AX1P232

5

Valves series AX1 

1/4”, 5/2 - 5/3, IN LINE interface, pneumatically operated

5.79.1

Standard executions

Version

Symbol

Code

Item

5/2 pilot/spring

14

4 2

5 3

1

037001 AX1P250

5/2 pilot/pilot

12

14

4 2

5 3

1

037024 AX1P251

5/2 pilot/pilot
differential

12

14

4 2

5 3

1

037025 AX1P252

5/3 closed centres

12

14

4 2

5 3

1

037026 AX1P270

5/3 open centres

12

14

4 2

5 3

1

037027 AX1P271

5/3 pressurised centres

12

14

4 2

5 3

1

037028 AX1P272

New series of “AX” valves with functions 5/2 - 5/3 connections in line on the body 
and pneumatic pilot.

They are manufactured in AISI 316L stainless steel, especially suitable in the 
food, chemical, pharmaceutical, Oil & Gas and mining industry.

AX valves are manufactured according to 2014/34/EU Directive to be used in 
potentially explosive environment.

 

II 2Gc IIB T5

 

II 2Dc T100°C 

Technical data

Fluid

Compressed filtered air with or without lubrication. Lubrication, if started, must be continued.

Threaded connection

1/4 Gas - 1/4 NPT

Pressure range

Spring return: 2,5 ÷ 12 bar 

Bistable: 1 ÷ 12 bar

3 positions: 2.5 ÷ 12 bar

Temperature range

-25°C ÷ +70°C (standard)

-10°C ÷ +90°C (V)

Protection grade

-

Ø Orifice

8 mm

Flow

1.100 Nl/min at 6 bar with ∆P 1 bar

Mounting

In any position (vertical assembly is not recommended for bistable valves subjected to vibration)

Response time (at 6 bar)

Energising: - ms

Energising: - ms

Energising: - ms

De-energising: - ms

De-energising: - ms

De-energising: - ms

 Materials

(1)

  

Body:

Stainless steel AISI 316L

1

2

3

6

2

4

5

(2)

 

Cover:

Stainless steel AISI 316L

(3)

 

Spool:

Hard aluminium anodized (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(4)

 

Distancers:

Ixef 1022 (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(5)

 

Seals:

Hydrogenate Nitrile Butadine Rubber (HNBR)

(6)

 

Spring:

Stainless steel

New

Code key

Series

Actuation

Size

Function

Option

AX1    = Standard
AXX1 * = Completely in
              stainless steel

P = pneumatic

2  = 1/4 Gas
2N = 1/4 NPT

50 = 5/2 pilot/spring
51 = 5/2 pilot/pilot
52 = 5/2 pilot/pilot
70 = 5/3 CC 
71 = 5/3 OC 
72 = 5/3 PC

V = Seals FKM

*On request

5.79.2

116

22,75

1

5

1

8

,5

1

5

33

G 1/4

G 1/4

Ø 4.2

5

2

3

0

G 1/4

G 1/4

22,75

49,25

21,25

61

22

33

9

3

4

9

22

61

G 1/4

G 1/8

144

22,75

1

5

18

,5

1

5

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

22,75

49,25

49,25

G 1/4

61

22

61

9

3

4

9

61

22

61

G 1/4

G 1/8

Version

Symbol

Code

Item

5/2 pilot/spring

14

4 2

5 3

1

037001 AX1P250

Version

Symbol

Code

Item

5/2 pilot/pilot

12

14

4 2

5 3

1

037024 AX1P251

5/2 pilot/pilot
differential

12

14

4 2

5 3

1

037025 AX1P252

Valves series AX1 

1/4”, 5/2 - 5/3, IN LINE interface, pneumatically operated

5

5.79.3

161

22,75

1

5

18

,5

1

5

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

22,75

66,25

49,25

G 1/4

78

22

61

9

3

4

9

78

22

61

G 1/4

G 1/8

Version

Symbol

Code

Item

5/3 closed centres

12

14

4 2

5 3

1

037026 AX1P270

5/3 open centres

12

14

4 2

5 3

1

037027 AX1P271

5/3 pressurised centres

12

14

4 2

5 3

1

037028 AX1P272

Valves series AX1 

1/4”, 5/2 - 5/3, IN LINE interface, pneumatically operated

5

5.80.1

Valves series AX1 

1/4”, 3/2 - 5/2, NAMUR interface, electrically operated

New series of “AX” valves with functions 3/2 - 5/2 connections NAMUR on the 
body, electric pilot.

They are manufactured in AISI 316L stainless steel, especially suitable in the 
food, chemical, pharmaceutical, Oil & Gas and mining industry.

AX valves are manufactured according to 2014/34/EU Directive to be used in 
potentially explosive environment.

 

II 2Gc IIB T5

 

II 2Dc T100°C 

Coils and connectors have to be ordered separately:

For the coils type ASA12... 

see page 2.200.1

For the coils type ASA2... 

see page 2.200.10

For the coils type ASA34... (only for EG/KG) 

see page 2.200.30

For connector see what suggested for the coil

Standard executions

Version

Symbol

Code

Item

3/2 NC

14

4

5 1

037029 AX1NE230

3/2 solenoid/solenoid

12

14

4

5 1

037030 AX1NE232

5/2 solenoid/spring

14

4 2

5 3

1

037008 AX1NE250

5/2 solenoid/solenoid

12

14

4

5

2

3

1

037031 AX1NE251

Technical data

Fluid

Compressed filtered air with or without lubrication. Lubrication, if started, must be continued.

Threaded connection

1/4 Gas - 1/4 NPT

Pressure range

Standard

Spring return: 2,5 ÷ 10 bar (E)

Bistable: 1 ÷ 10 bar (E)

High pressure

Spring return: 2,5 ÷ 12 bar (EG)

Bistable: 1 ÷ 12 bar (EG)

Minimum external air pressure

1,5 bar (K - KG)

Temperature range

-25°C ÷ +70°C (standard)

-10°C ÷ +90°C (V)

Protection grade

-

Ø Orifice

8 mm

Flow

1.100 Nl/min at 6 bar with ∆P 1 bar

Mounting

In any position (vertical assembly is not recommended for bistable valves subjected to vibration)

Manual override

Bistable

Response time (at 6 bar)

Energising: - ms

Energising: - ms

De-energising: - ms

De-energising: - ms

 Materials

(1)

  

Body:

Stainless steel AISI 316L

1

2

3

6

2

4

5

7

(2)

 

Cover:

Stainless steel AISI 316L

(3)

 

Spool:

Hard aluminium anodized (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(4)

 

Distancers:

Ixef 1022 (AX1 series)
Stainless steel AISI 316 (AXX1 series)

(5)

 

Seals:

Hydrogenate Nitrile Butadine Rubber (HNBR)

(6)

 

Spring:

Stainless steel

(7)

 

Operator:

Stainless steel

Code key

Series

Actuation

Size

Function

Option

AX1N

     

= NAMUR 

AXX1N*  = NAMUR 

  

     

Completely in

  

     

stainless steel

E

     

= electrical Ø9

EG** = electrical Ø13

2  = 1/4 Gas
2N = 1/4 NPT

30 = 3/2 NC
32 = 3/2 solenoid/solenoid
50 = 5/2 solenoid/spring
51 = 5/2 solenoid/solenoid

V = Seals FKM

             For the ATEX valves with coils Ex see version 

   XX-XA-XB-XC-XD from page 5.81.1

*On request                                  ** For actuation EG use coils type ASA34 

Valves series AX1 

1/4”, 3/2 - 5/2, NAMUR interface, electrically operated

5.80.2

150

32

60

1

1

,5

3

2

8

,5

5

2

M5

5

Ø 5,3

8

12

12

32

24

42

49,25

22,75

22,75

21,25

1

5

18

,5

G 1/4

G 1/4

G 1/4

32

84

220

49,25

22,75

22,75

1

5

1

8

,5

60

60

1

1

,5

3

2

8

,5

5

2

M5

5

5,3

Ø

8

G 1/4

G 1/4

G 1/4

12

12

42

24

42

49,25

84

60

Version

Symbol

Code

Item

3/2 NC

14

4

5 1

037029 AX1NE230

5/2 solenoid/spring

14

4 2

5 3

1

037008 AX1NE250

Version

Symbol

Code

Item

3/2 solenoid/solenoid

12

14

4

5 1

037030 AX1NE232

5/2 solenoid/solenoid

12

14

4

5

2

3

1

037031 AX1NE251

Functions 3/2

Functions 3/2

5

5.81.1

Valves series AX1 - Non-sparking coil Ex nA

1/4”, 3/2 - 5/2 - 5/3, IN LINE and NAMUR interface, electrically operated Ex nA

New series of “AX” valves with functions 3/2 - 5/2 - 5/3 connection  in line 
on the body or NAMUR. Electric and electric servo pilot.
They are manufactured in AISI 316L stainless steel, especially suitable in 
the food, chemical, pharmaceutical, Oil & Gas and mining industry.
AX valves are manufactured according to 2014/34/EU Directive to be used 
in potentially explosive environment.
Solenoid operator with a special coil for pneumatic application in potentially 
explosive environment (group II). 

Solenoid system is conforming to 2014/34/EU Directive, certified:

 

II 3G Ex nA IIC T5 Gc X

 

II 3D Ex tc IIIC T95°C Dc X IP65

Connectors have to be ordered separately:

For connector type A12209N/ATEX 

see page 2.210.50

Standard executions

Version

Symbol

Code

3/2 NC

12

2

3 1

For code key
see the table 

below

3/2 NO

23

2

1 3

3/2 solenoid/solenoid

10

12

2

3 1

5/2 solenoid/spring

14

4 2

5 3

1

5/2 solenoid/solenoid

12

14

4 2

5 13

5/2 solenoid/solenoid
differential

12

14

4 2

5 3

1

5/3 closed centres

12

14

4 2

5 3

1

5/3 open centres

12

14

4 2

5 3

1

5/3 pressurised centres

12

14

4 2

5 3

1

Technical data

Fluid

Compressed filtered air with or without lubrication. Lubrication, if started, must be continued.

Threaded connection

1/4 Gas - 1/4 NPT

Pressure range

Spring return: 2,5 ÷ 10 bar

Bistable: 1 ÷ 10 bar

3 positions: 2.5 ÷ 10 bar

Temperature range

-15°C ÷ +50°C

Protection grade

-

Ø Orifice

8 mm

Flow

1.100 Nl/min at 6 bar with ∆P 1 bar

Mounting

In any position (vertical assembly is not recommended for bistable valves subjected to vibration)

Manual override

Bistable

Electrical 
characteristic

Nominal voltage

12 VDC

24 VDC

24 VAC

110 VAC

220 VAC

Frequency

-

-

50 / 60 Hz

50 / 60 Hz

50 / 60 Hz

Nominal current

0.250 A

0.120 A

0.208 A

0.045 A

-0.023 A

Nominal power

3 W

3 W

5 VA

5 VA

5 VA

Duty cycle

100% ED

Temp. class

T5

Response time (at 6 bar)

Energising: - ms

Energising: - ms

Energising: - ms

De-energising: - ms

De-energising: - ms

De-energising: - ms

 Materials

(1) Body:

Stainless steel AISI 316L

1

2

3

6

2

4

5

7

8

(2) Cover:

Stainless steel AISI 316L

(3) Spool:

Hard anodized aluminium (AX series)
Stainless steel AISI 316 (AXX series)

(4) Distancers:

Ixef 1022 (AX series)
Stainless steel AISI 316 (AXX series)

(5) Seals:

Hydrogenate Nitrile Butadine Rubber (HNBR)

(6) Spring

Stainless steel

(7) Operator:

Stainless steel

(8) Coil:

Thermoset resin

Code key

Series

Actuation

Size

Function

Hazardous areas

Voltages

AX1 

= Standard

AXX1*  = Completely in
  

stainless steel

AX1N

    

= NAMUR

AXX1N*

 

= NAMUR 

 

  

Completely in

 

  

stainless steel

* On reuqest

E = electrical Ø9
K = electrical Ø9
 

external air pilot

2  = 1/4 Gas
2N = 1/4 NPT

30 = 3/2 NC
31 = 3/2 NO
32 = 3/2 solenoid/solenoid
50 = 5/2 solenoid/spring
51 = 5/2 solenoid/solenoid
52 = 5/2 solenoid/solenoid
  

      differential

70 = 5/3 CC 
71 = 5/3 OC 
72 = 5/3 PC

XX = II 3G Ex nA IIC T5 Gc X

         II 3D Ex tc IIIC T95°C Dc X IP65

B = 12 VDC
C = 24 VDC *

F =   24 VAC *
I = 110 VAC *
O = 220 VAC *

* = Standard voltages

5.81.2

Valves series AX1 - Non sparking coil Ex nA

1/4”, 3/2 - 5/2 - 5/3, IN LINE interface, electrically operated Ex nA

130

21,5

22

7

,5

3

2

1

2

,5

49,4

60,4

49,6

21,5

21,75

1

1

,5

18

,5

1

5

32,5

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

30

22

28,5

25,5

1

5

G 1/8

12

190

49,4

22

7

,5

3

2

1

2

,5

49,4

60,4

49,6

21,5

49,6

1

1

,5

18

,5

1

5

60,4

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

30

22

30

22

28,5

25,5

1

5

G 1/8

12

Version

Symbol

Code

Item

3/2 NC

12

2

3 1

AX1E230XX*

3/2 NO

23

2

1 3

AX1E231XX*

3/2 NC 
external air pilot

12

2

3 1

AX1K230XX*

Version

Symbol

Code

Item

3/2 solenoid/solenoid

10

12

2

3 1

AX1E232XX*

3/2 solenoid/solenoid
external air pilot

10

12

2

3 1

AX1K232XX*

Actuation = K

Actuation = K

* For coil voltage: see code key at page 5.81.1 

* For coil voltage: see code key at page 5.81.1 

5

5.81.3

150

22,75

1

5

1

8

,5

1

5

33

G 1/4

G 1/4

Ø 4.2

5

2

3

0

G 1/4

G 1/4

22,75

49,25

21,25

61

22

33

9

3

4

9

22

61

G 1/4

30

22

28,5

25,5

1

5

G 1/8

12

220

22,75

1

5

18

,5

1

5

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

22,75

49,25

49,25

G 1/4

61

22

61

9

3

4

9

61

22

61

G 1/4

30

30

22

28,5

25,5

1

5

G 1/8

12

Version

Symbol

Code

Item

5/2 solenoid/spring

14

4 2

5 3

1

AX1E250XX*

Version

Symbol

Code

Item

5/2 solenoid/solenoid

12

14

4 2

5 13

AX1E251XX*

5/2 solenoid/solenoid
differential

12

14

4 2

5 3

1

AX1E252XX*

Valves series AX1 - Non sparking coil Ex nA

1/4”, 3/2 - 5/2 - 5/3, IN LINE interface, electrically operated Ex nA

Actuation = K

Actuation = K

* For coil voltage: see code key at page 5.81.1 

* For coil voltage: see code key at page 5.81.1 

5.81.4

237

22,75

1

5

18

,5

1

5

G 1/4

G 1/4

G 1/4

Ø 4.2

5

2

3

0

22,75

66,25

49,25

G 1/4

78

22

61

9

3

4

9

78

22

61

G 1/4

30

30

22

28,5

25,5

1

5

G 1/8

12

Version

Symbol

Code

Item

5/3 closed centres,
external air pilot

12

14

4 2

5 3

1

AX1K270XX*

5/3 open centres,
external air pilot

12

14

4 2

5 3

1

AX1K271XX*

5/3 pressurised centres
external air pilot

12

14

4 2

5 3

1

AX1K272XX*

Version

Symbol

Code

Item

5/3 closed centres

12

14

4 2

5 3

1

AX1E270XX*

5/3 open centres

12

14

4 2

5 3

1

AX1E271XX*

5/3 pressurised centres

12

14

4 2

5 3

1

AX1E272XX*

Valves series AX1 - Non sparking coil Ex nA

1/4”, 3/2 - 5/2 - 5/3, IN LINE interface, electrically operated Ex nA

Actuation = K

* For coil voltage: see code key at page 5.81.1 

 

 

 

 

 

 

 

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