2/2 DIRECT ACTING NORMALLY CLOSED SOLENOID VALVE

TYPE PRESSURE TYPE PRESSURE NC TYPE PRESSURE NC

1 1
3352V01 0 - 100 bar 20101 0-150 bar
20126V01 0 - 225 bar 20126 0-63 bar
2 2

FEATURES
• Bubble tight shut off
-6
• Suitable for vacuum up to 10 torr
• Vibration resistance up to 9g
• Mounts in any position
• Suitable for high speed cycling up to 1000 cycles/ min.
• Life >10 million cycles
• Manual override optionally provided

WETTED PARTS
Code B2 B5
Body Anodized
Aluminium
Brass SS 316
6
Internals Aluminium Brass SS 316

Guide Assembly SS 304

Shadow-Ring Copper/ Silver/ None
Plunger, Insert SS 430
Spring SS 302
Seat, Seals NBR, Viton, EPDM, PTFE

Do not specify code if opted for. Refer Page 22 for Value of

AMBIENT AND FLUID TEMPERATURE SPARES (Refer page 25 for ordering code)

-30 °C to 75 °C SPARE KIT CODE

SPECIAL VERSION AND SUFFIX Seal Kit : Oring Set and Plunger Assembly 98
Suffix : (Valve) OX, AM Repair Kit : Oring Set, Plunger Assembly,
Springs, Manual Override, Guide assembly 99
Special version : (Solenoid) CO, FR, SS, LC, III, TM
Solenoid Kit : Solenoid, Gasket and Nut 34
MEDIA
APPROVAL
Air, Inert Gases, Water, Vacuum, Free Flowing Liquid,
Oil, Diesel, Kerosene, LPG, Furnace Oil
Ex ia IIC T6
or T5 or T6
Ex d IIC T4
Approval

Nema 4X

DGMS

CCOE

APPLICATION
IP67

IP66

IP67

Dispensing, Analyzer, Drain

    
PORT CONNECTION
  
UL  *
OUTLET

 
INLET

 

2 1  

Contact Rotex for

• Any other ambient, fluid temperature, media and application
• UL listed, C UL Listed general purpose Valve
R

• PED approved valve

20123 20124 Model is discontinued Offer Alterenate Model 20172V02LP

Contact Rotex if must to Offer Specific Model
OIL Media Temperature Restricted from 0 °C to 100 °C

Specifications are subject to change without notice 73

7
 2/2 DIRECT ACTING NORMALLY CLOSED SOLENOID VALVE
SPECIFICATION
PRE- SOLENOID ENCLOSURE
(LPM OF WATER @ 1 bar ΔP)
PORT BODY MATERIAL MANUAL POWER
SSURE SEALS EXPLOSION SUFFIX

REFERENCE NUMBER
CONNECTION AND INTERNALS OVERRIDE WEATHER VA

PILOT PRESSURE
bar
NW ORIFICE (mm)

PROOF PROOF
FLOW FACTOR kv

CONSTRUCTION
VALVE TYPE

LARGE ENCLOSURE
TERMINAL BOX IP67
SQ. PLUG IN, IP67
(STD. PORT NPT)
(STD. PORT NPT)
ALUMINIUM + SS

EXPLOSION PROOF

SOLENOID SIZE
STAYPUT CUM

PLUG IN, IP67

MOMENTARY

FLYING LEAD
MOMENTARY

AC HOLDING
ALUMINIUM

AC INRUSH
MAXIMUM
MINIMUM

OXYGEN
HYTREL

AMONIA
SS316
BRASS
BSP(F)

NPT(F)

EPDM

PTFE
Viton
SIZE

NBR

IIC, IP67
NIL

DC
2/2 NORMALLY CLOSED

0 2.5 5 8 20101  B2 B5  S2 S1 S8  F 22 25 T E III 14   18 12 8 A

0 4 4 7 20101  B2 B5  S2 S1 S8  M6 M8 F 22 25 T E III 14   18 12 8 A
0 6 3.5 5 20101  B2 B5  S2 S1 S8  M6 M8 F 22 25 T E III 14   18 12 8 A
 
1/2”

0 6 5 8  B2 B5 S2 S1 S8 M6 M8 F 25 T E 18   13 13 13 C
4G

20126
4R

0 8 3 4 20101  B2 B5  S2 S1 S8  M6 M8 F 22 25 T E III 14   18 12 8 A
0 10 4 7 20126  B2 B5  S2 S1 S8  M6 M8 F 25 T E 18   13 13 13 C

6  
3/8”

0 12 2.5 3.5 20101  B2 B5 S2 S1 S8 M6 M8 F 22 25 T E III 14   18 12 8 A

3G

3R

0 15 2.2 2.5 20101  B2 B5  S2 S1 S8  M6 M8 F 22 25 T E III 14   18 12 8 A

0 15 3.5 5 20126  B2 B5  S2 S1 S8  M6 M8 F 25 T E 18   13 13 13 C
0 20 1.8 1.8 20101  B2 B5  S2 S1 S8  M6 M8 F 22 25 T E III 14   18 12 8 A
1/4”
2G

2R

0 25 1.6 1.4 20101  B2 B5  S2 S1 S8  M12 M5 F 22 25 T E III 14   18 12 8 A

0 25 3 4 20126  B2 B5  S2 S1 S8  M6 M8 F 25 T E 18   13 13 13 C
 
1/8”

0 32 2.5 3.5 20126  B2 B5 S2 S1 S8 M12 M5 F 25 T E 18   13 13 13 C

1G

1R

0 40 2.2 2.5 20126  B2 B5  S2 S1 S8  M12 M5 F 25 T E 18   13 13 13 C

0 50 1.8 1.8 20126  B2 B5  S2 S1 S8  M11 M4 F 25 T E 18   13 13 13 C
0 60 1.2 0.7 20101  B2 B5 S8  M11 M4 F 22 25 T E III 14   18 12 8 A
0 63 1.6 1.4 20126  B2 B5 S8  M11 M4 F 25 T E 18   13 13 13 C
1 0 100 1.2 20126V01
0.7 3352V01  B2 B5 S8  M11 M4 F 25 T E 18   13 13 13 C
0 150 0.8 0.5 20101  B2 B5 S8  M11 M4 F 22 25 T E III 14   18 12 8 A
0 225 0.8 0.5 20126V01 B2 B5 S8  M11 M4 F 25 T E 18   13 13 13 C
0 4 6 12 20126  B2 B5  S2 S1 S8  M6 M8 F 25 T E 18   13 13 13 D
2 0100 1.2 0.7 3352V01 B2 B5 S4  25 T E 18   13 13 13 C
00.2 30 20123    F 25 T E 18   13 13 13 11
0 6 5 9 20126  B2 B5  S2 S1 S8  M6 M8 F 22 25 T E 18   13 13 13 D
0 0.2 16 30 20123    F 25 T E 18   13 13 13 11
0 0.2 16 30 20123    F 25 T E 18   13 13 13 11

SOLENOID 14 SOLENOID 18 F
E E Flying lead IP54 06
Cable Entry T Cable Entry T
Ex d Ex ia Ex emb Ex d Ex emb Flying lead IP67 01
M20 x 1.5 19 17MS 39 87MS 66MS 58MS 58LTMS M20 x 1.5 19 17MS 39 87MS 58MS 58LTMS
M25 x 1.5 17 87 66 58 58LT M25 x 1.5 17 87 58 58LT Code Construction Reference
1/2” NPT 16 17NS 37 87NS 66NS 58NS 58LTNS 1/2” NPT 16 17NS 37 87NS 58NS 58LTNS A 1, 3, 5, 7
B 2, 4, 6, 8
 = Do not specify when opted for. Refer Page 22 for Value of  C 9, 13
= Options available D 10, 14
1 = Do not Opt, for CO2 Media.
2 = Only for CO2 Media.

20123 20124 Model is discontinued Offer Alterenate Model 20172V02LP

Contact Rotex if must to Offer Specific Model
74
5 Specifications are subject to change without notice
2/2 DIRECT ACTING NORMALLY CLOSED SOLENOID VALVE
ORDERING CODE AND EXAMPLE VALVE + SOLENOID
VALVE TYPE SIL SUFFIX ORIFICE PORT CONNECTION BODY AND INTERNALS MANUAL OVERRIDE SEAL
MEDIA + SIZE VOLTAGE CURRENT SOLENOID ENCLOSURE SPECIAL VERSION POWER INSULATION
APPROVAL SIL ACCESSORIES SOLENOID
eg.: 20126-4-2G+II-230V-50Hz-25-RC; 20101-2.2-2R-B5-M6-S2+III-24V DC-37-CO-H-01

DIMENSIONS All Dimensions are in mm

DP E LP DT E LT

M20 x 1.5
1/2 NPT

C
C

K K
2 2
1 1

G
G

A J A J

H
H

F F
B B
PLUG IN SOLENOID TYPE 22 TERMINAL BOX/ Ex d TYPE 16, 19, 37, 39, 5 , 5 LT 6
K A B C DP DT E F G H J LP LT BODY CONST.
(PORT SIZE) MATL. REF.
VALVE TYPE : 20101
1/8 , 1/4 38 38 87 60 85 22 25 16 10 M6 36 40 AL, BR 1

3/8 , 1/2 60 38 95 60 85 22 25 20.5 20.5 M6 36 40 AL, BR 2

1/8 , 1/4 44 Ø48 91 60 85 22 25 17 10.5 M6 36 40 SS 3

3/8 , 1/2 58 Ø62 111 60 60 22 25 14 14 M6 36 40 SS 4

DP E LP DT E LT

M20 x 1.5
1/2 NPT
N
C

K K
1 2 2
1
G

A J A J
H

F F
B B
PLUG IN SOLENOID TYPE 25 TERMINAL BOX/ Ex d LARGE ENCLOSURE
TYPE 16, 19, 37, 39, 5 , 5 LT, LC

K A B C PD D TE F G H J LP LT BODY CONST.
(PORT SIZE) MATL. REF.
VALVE TYPE : 20101
1/8 , 1/4 38 38 87 66 97 26 25 16 10 M6 Ø50 50 AL, BR 5

3/8 , 1/2 60 38 95 66 97 26 25 20.5 20.5 M6 Ø50 50 AL, BR 6

1/8 , 1/4 44 Ø48 91 66 97 26 25 17 10.5 M6 Ø50 50 SS 7

3/8 , 1/2 58 Ø62 111 68 103 28 25 14 14 M6 Ø50 50 SS 8

VALVE TYPE : 20126
1/8 , 1/4 50 50 102 68 103 28 25 17 10.5 M6 Ø50 50 AL, BR 9

3/8 , 1/2 65 50 108 68 103 28 25 14 14 M6 Ø50 50 AL, BR 10

1/8 44 Ø48 91 66 103 28 25 17 10.5 M6 Ø50 50 SS 13

3/8 58 Ø62 111 68 103 29 25 14 14 M6 Ø50 50 SS 14

VALVE TYPE : 20123, 20124
3/8 , 1/2 65 50 108 68 103 28 25 15 21 M6 Ø50 50 AL, BR 11
Specifications are subject to change without notice 75
 2/2 DIRECT ACTING NORMALLY CLOSED SOLENOID VALVE
DIMENSIONS All Dimensions are in mm
D E L PLUG IN SOLENOID TYPE 22
K A B C D E F G H J L BODY CONST.
(PORT SIZE) MATL. REF.
VALVE TYPE : 20101 WITH MO
1/8 , 1/4 38 38 87 60 22 25 16 10 M6 36 AL, BR 1
C

K 3/8 , 1/2 60 38 95 60 22 25 20.5 20.5 M6 36 AL, BR 2

1 2
1/8 , 1/4 44 Ø48 91 60 22 25 17 10.5 M6 36 SS 3
G

A J 3/8 , 1/2 58 Ø62 111 60 22 25 14 14 M6 36 SS 4

H

F
B

MANUAL OVERRIDE OPTIONALLY PROVIDED

D E L SQUARE PLUG IN SOLENOID TYPE 25

K A B C D E F G H J L BODY CONST.
(PORT SIZE) MATL. REF.

6
VALVE TYPE : 20101 WITH MO
1/8 , 1/4 38 38 87 66 25 25 16 10 M6 Ø50 AL, BR 5
C

K 3/8 , 1/2 60 38 95 66 25 25 20.5 20.5 M6 Ø50 AL, BR 6

2
1
1/8 , 1/4 44 Ø48 91 66 25 25 17 10.5 M6 Ø50 SS 7
G

A J 3/8 , 1/2 58 Ø62 111 68 22 25 14 14 M6 Ø50 SS 8

H

F VALVE TYPE : 20126 WITH MO

B 1/8 , 1/4 50 50 104 68 25 25 17 10.5 M6 Ø50 AL, BR 9
MANUAL OVERRIDE OPTIONALLY PROVIDED 3/8 , 1/2 65 50 104 68 25 25 14 14 M6 Ø50 AL, BR 10
1/4 44 Ø48 91 66 25 25 17 10.5 M6 Ø50 SS 13
1/2 58 Ø62 111 68 29 25 14 14 M6 Ø50 SS 14
VALVE TYPE : 20123, 20124 WITH MO
1/2 65 50 110 68 25 25 15 21 M6 Ø50 AL, BR 12

D E L TERMINAL BOX/ Ex d ENCLOSURE, TYPE 16, 19, 37, 39, 5 , 5 LT

M20 x 1.5 K A B C D E F G H J L BODY CONST.

(PORT SIZE) MATL. REF.
1/2 NPT
VALVE TYPE : 20101 WITH MO
C

K 1/8 , 1/4 38 38 87 85 22 25 16 10 M6 39 AL, BR 1

1 2
3/8 , 1/2 60 38 95 85 22 25 20.5 20.5 M6 39 AL, BR 2
G

A J 1/8 , 1/4 44 Ø48 91 85 22 25 17 10.5 M6 39 SS 3

H

F 3/8 , 1/2 58 Ø62 111 60 22 25 14 14 M6 39 SS 4

B

MANUAL OVERRIDE OPTIONALLY PROVIDED

D E L TERMINAL BOX/ Ex d LARGE ENCLOSURE, TYPE 16, 19, 37, 39, 5 , 5 LT, LC

K A B C D E F G H J L BODY CONST.
M20 x 1.5 (PORT SIZE) MATL. REF.
1/2 NPT
N
VALVE TYPE : 20101 WITH MO
C

K 1/8 , 1/4 38 38 87 97 26 25 16 10 M6 50 AL, BR 5

1 2 3/8 , 1/2 60 38 95 97 26 25 20.5 20.5 M6 50 AL, BR 6
G

J 1/8 , 1/4 44 Ø48 91 97 26 25 17 10.5 M6 36 SS 7

A
H

F 3/8 , 1/2 58 Ø62 111 103 28 25 14 14 M6 50 SS 8

B VALVE TYPE : 20126 WITH MO
1/8 , 1/4 50 50 102 103 28 25 17 10.5 M6 50 AL, BR 9
MANUAL OVERRIDE OPTIONALLY PROVIDED
3/8 , 1/2 65 50 102 103 28 25 14 14 M6 50 AL, BR 10
1/4 44 Ø48 91 103 28 25 17 10.5 M6 50 SS 13
1/2 58 Ø62 111 103 29 25 14 14 M6 50 SS 14
VALVE TYPE : 20123, 20124 WITH MO
3/8 , 1/2 65 50 108 103 28 25 15 21 M6 50 AL, BR 11

76 Specifications are subject to change without notice

 2/2 DIRECT ACTING NORMALLY CLOSED SOLENOID VALVE

BCE SOLENOID/ Ex d TYPE 7

K A B C F G H BODY CONST.
(PORT SIZE) MATL. REF.
VALVE TYPE : 20101
1/8”, 1/4” 38 38 87 25 10.5 16 AL, BR 1 6
3/8”, 1/2” 60 38 94 25 20.5 20.5 AL, BR 2

1/8”, 1/4” 44 Ø48 87 25 10.5 17 SS 3

3/8”, 1/2” 58 Ø62 93 25 14 14 SS 4

2/2 DIRECT NORMALLY OPEN SOLENOID VALVE

BCE SOLENOID/ Ex d TYPE 7

K A B C F G BODY CONST.
(PORT SIZE) MATL. REF.
VALVE TYPE : 20201
1/8”, 1/4” 38 38 105 25 16 AL, BR 1

3/8”, 1/2” 60 38 115 25 20.5 AL, BR 2

1/8”, 1/4” 44 Ø48 105 25 17 SS 3

3/8”, 1/2” 58 Ø62 115 25 14 SS 4

Specifications are subject to change without notice. 76A

7