Proximity sensors, block design
Proximity sensors, block design
Product range overview
Measuring
principle
Version
Type
Mounting
Magnetoresistive
Operating voltage range 10 … 30 V DC
SMTO-1
Via accessories
Switching element function
N/O contact
N/C contact
SMTSO-1
Welding field
immune
Magnetic
reed
Operating voltage range 0 … 30 V DC
SMEO-1
Via accessories
Operating voltage range 0 … 250 V AC, 0 … 200 V DC
SMEO-1-B
Via accessories
SMEO-1
SMEO-1-S6-C
Heat-resistant up
to 120 °C
Magnetic
Magnetoinductive
n
–
n
–
n
–
n
–
n
–
n
–
n
–
n
–
n
–
n 2)
–
Pneumatic proximity sensor, operating pressure 2 … 6 bar
SMPO-1
Via accessories
Operating voltage range 10 … 30 V DC
SMT-C1
Clamped
n
1)
2)
2
–
Switching
output
Electrical connection
Cable
Plug
PNP
3-wire
M8x1, 3-pin
NPN
3-wire
M8x1, 3-pin
PNP
–
M12x1, 3-pin
Contacting
–
M8x1,
3-pin1)
3-wire
M8x1, 3-pin
2-wire
–
2-wire
–
2-wire
–
2-wire
–
–
–
–
PNP
3-wire
M8x1,
3-pin
M12x1,
3-pin
Contacting
The proximity sensor has 2 wires internally. One pin of the M8 plug is unused.
3/2-way valve, normally closed
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors, block design
Product range overview
Type
Connection direction
In-line
Lateral
Operating voltage range 10 … 30 V DC
SMTO-1
n
n
SMTSO-1
Welding field
immune
Replacement with­
out re-adjustment
Switching status
display via LED
Free of copper and
PTFE
–
n 1)
n
n
–
n 1)
n
–
–
n
–
n
–
n 1)
–
n
–
n 1)
n
n
Operating voltage range 0 … 250 V DC, 0 … 200 V DC
SMEO-1-B
n
–
n 1)
–
–
Operating voltage range 0 … 30 V DC
SMEO-1
n
n
SMEO-1-S6-C
Heat-resistant up
to 120 °C
n
–
n 1)
n
–
n
–
n 1)
–
–
n
–
n 1)
n
–
n 1)
– 2)
–
Pneumatic proximity sensor, operating pressure 2 … 6 bar
SMPO-1
n
–
n
11
11
14
Operating voltage range 10 … 30 V DC
SMT-C1
1)
2)
7
9
–
SMEO-1
è Page/Internet
16
–
–
n
n
Not in combination with mounting kit SMB-1 or SMBS-…
Switching status is indicated via a pneumatic pin
2015/04 – Subject to change
è Internet: www.festo.com/catalogue/...
3
Proximity sensors, block design
Overview of peripherals
aI
bJ
1
bA
2
aB
8
bB
3
9
aJ
aC
bJ
aA
4
aD
bJ
5
8
bA
aE
9
6
aB
bC
aJ
aF
bB
aA
7
aG
aH
4
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors, block design
Overview of peripherals
Mounting attachments and accessories
Proximity sensors
1 SMT-C1-…
2 SMT-C1-…
3 SMT-C1-…
4 SMTO-1-…
SMEO-1-…
5 SMTO-1-…
SMEO-1-…
6 SMTSO-1-…
7 SMPO-1-…
Accessories
8 Connecting cable NEBU-M8G3-…
9 Connecting cable NEBU-M8W3-…
aJ Connecting cable NEBU-M12G5-…
aA Connecting cable NEBU-M12W5-…
aB Mounting kit SMB-1
aC
aD
aE
aF
aG
aH
Mounting kit SMBU-1-B
Mounting kits SMB-2-B, SMB-3-B
Mounting kit SMBT-1
Mounting kit SMBS-…
Mounting kit SMBU-1-H-32
Sensor tester SM-TEST-1
Drives
aI Standard cylinder DSBF-C or CDN-…-R with
sensor rail
bJ Standard cylinder DSBG
bA Flat cylinder DZH
Semi-rotary drive DRQ
bB Standard cylinder DNU
bC Round cylinder
2015/04 – Subject to change
Brief description
è Page/Internet
Magneto-inductive, with cable and clamping component
Magneto-inductive, with cable and plug M8x1 and clamping component
Magneto-inductive, with cable and plug M12x1 and clamping component
Magneto-resistive, with cable
Magnetic reed, with cable
Magneto-resistive, with plug M8x1
Magnetic reed, with plug M8x1
Magneto-resistive, welding field immune, with plug M12x1
Pneumatic
16
16
16
7
11
7
11
9
14
Straight socket, M8x1, 3-pin
Angled socket, M8x1, 3-pin
Straight socket, M12x1, 3-pin
Angled socket, M12x1, 3-pin
For drives with tie rod  6 mm or mounting rail
For standard cylinders DSBG
For standard cylinders DNU
For standard cylinders DSBG
For standard cylinders DSBG
For round cylinders
For standard cylinders DNU
21
 32 … 100 mm
–
 32 … 125 mm
 32 … 63 mm
 40 … 100 mm
 32 … 125 mm
 8 … 100 mm
–
–
è Internet: www.festo.com/catalogue/...
19
19
19
20
20
20
sm-test-1
5
Proximity sensors, block design
Type codes
Proximity sensor for cylinders with tie or mounting rod
SMTO-1
—
PS
—
K
—
LED
—
24
—
C
—
PS
—
24V
—
K
—
5,0
—
OE
Function
SMTO-1
SMTSO-1
SMEO-1
SMPO-1
Proximity sensor, block design,
magneto-resistive
Proximity sensor, block design,
magneto-resistive, welding field immune
Proximity sensor, block design,
magnetic reed
Proximity sensor, block design,
magnetic
Switching output, switching element function
PS
NS
PNP, N/O contact, 3-wire
NPN, N/O contact, 3-wire
N/O contact, 2 or 3-wire
Electrical connection, cable length
K
S
Cable, 2.5 m
Plug M8x1
Switching status display
LED
Yellow LED
Rated operating voltage
24
230
24 V DC
230 V AC
Generation
B
C
B series
C series
Proximity sensor for standard cylinders DSBF-C or CDN-…-R with sensor strip
SMT-C1
Function
SMT-C1
Proximity sensor, block design,
magneto-inductive
Switching element function, switching output
PS
N/O contact, 3-wire, PNP
Rated operating voltage
24V
24 V DC
Version
K
Cable
Cable length
0,3
5,0
10,0
0.3 m
5.0 m
10.0 m
Electrical connection
OE
M8D
M12
6
Open end
Cable with plug M8x1, rotatable thread
Cable with plug M12x1
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors SMTO-1, block design, magneto-resistive
Technical data
Function
e.g. PNP, N/O contact, with cable
PNP
BN
BK
BU
RL
• Magneto-resistive measuring
principle
+
–
e.g. NPN, N/O contact, with cable
NPN
BN
BK
BU
+
RL
–
Design
Constructional design
Type of mounting
Connection direction
Reproducibility of switching point1)
Switching status display
1)
[mm]
Block design
Via accessories
In-line
±0.1
Yellow LED
Only applicable to drives secured against rotation.
Technical data – N/O contact
Switch output
Electrical connection
Cable length
Operating voltage range
Max. switching current
Max. switching capacity
Voltage drop
Residual current
Switch-on time
Switch-off time
Protection against short circuit
Protection against polarity reversal
Protection class
[m]
[V DC]
[mA]
[W]
[V]
[mA]
[ms]
[ms]
Operating and environmental conditions
Electrical connection
Cable installation
Ambient temperature
Corrosion resistance class CRC1)
CE symbol (declaration of conformity)
Certification
1)
2)
PNP
NPN
Cable, 3-wire
2.5
10 … 30
200
6
3
≤0.01
≤1
≤1
Yes
For all electrical connections
IP67
Cable
Fixed
[°C]
Plug M8x1, 3-pin
–
Plug
Flexible
–25 … +70
–5 … +70
4
In accordance with EU EMC directive2)
RCM trademark
–25 … +70
2
Corrosion resistance class CRC 2 to Festo standard FN 940070
Moderate corrosion stress. Indoor applications in which condensation may occur. External visible parts with primarily decorative requirements for the surface and which are in direct contact with the ambient atmo­
sphere typical for industrial applications.
Corrosion resistance class CRC 4 to Festo standard FN 940070
Particularly high corrosion stress. Outdoor exposure under extreme corrosive conditions. Parts exposed to aggressive media, for instance in the chemical or food industries. These applications may need to be suppor­
ted by special tests (è also FN 940082) using appropriate media.
For information about the applicability of the component see the manufacturer’s EC declaration of conformity at: www.festo.com/sp è User documentation.
If the component is subject to restrictions on usage in residential, office or commercial environments or small businesses, further measures to reduce the emitted interference may be necessary.
Materials
Housing
Cable sheath
Note on materials
2015/04 – Subject to change
Die-cast zinc, polyester
Polyvinyl chloride
Free of copper and PTFE
è Internet: www.festo.com/catalogue/...
7
Proximity sensors SMTO-1, block design, magneto-resistive
Technical data
Product weights [g]
Electrical connection
Cable
Plug
N/O contact
PNP
NPN
85
85
20
20
Download CAD data è www.festo.com
Dimensions
Cable type
1 Connecting cable
2 Yellow LED
Plug type M8x1
2 Yellow LED
3 Plug suitable for plug socket
with cable NEBU-M8…
4 Installation space for angled
socket
Ordering data
Switch output
N/O contact
PNP
NPN
8
Electrical connection
Cable
Cable length
[m]
Part No.
Type
Plug M8x1
3-wire
–
3-wire
–
–
3-pin
–
3-pin
2.5
–
2.5
–
151683
151685
151684
151686
SMTO-1-PS-K-LED-24-C
SMTO-1-PS-S-LED-24-C
SMTO-1-NS-K-LED-24-C
SMTO-1-NS-S-LED-24-C
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors SMTSO-1, block design, magneto-resistive
Technical data
Function
PNP, N/O contact, with plug
PNP
BN
BK
BU
RL
+
• Welding field immune
• Magneto-resistive measuring
principle
–
Design
Constructional design
Type of mounting
Connection direction
Reproducibility of switching point1)
Switching status display
Ready status display
1)
[mm]
Block design
Via accessories
In-line
±0.1
Yellow LED
Green LED
Only applicable to drives secured against rotation
Technical data – PNP, N/O contact
Electrical connection
Operating voltage range
Max. switching current
Max. switching capacity
Voltage drop
Residual current
Switch-on time
Switch-off time
Resistance to interference from magnetic fields
Protection against short circuit
Protection against polarity reversal
Protection class
[V DC]
[mA]
[W]
[V]
[mA]
[ms]
[ms]
Plug M12x1, 3-pin
10 … 30
200
6
3
0.01
≤35
≤20
Alternating magnetic field 50 … 60 Hz
Yes
For all electrical connections
IP65/IP67
Operating and environmental conditions
Ambient temperature
Corrosion resistance class CRC1)
CE symbol (declaration of conformity)
Certification
1)
2)
[°C]
–25 … +70
1
In accordance with EU EMC directive2)
RCM trademark
Corrosion resistance class CRC 1 to Festo standard FN 940070
Low corrosion stress. For dry indoor applications or transport and storage protection. Also applies to parts behind covers, in the non-visible interior area, and parts which are covered in the application (e.g. drive
trunnions).
For information about the applicability of the component see the manufacturer’s EC declaration of conformity at: www.festo.com/sp è User documentation.
If the component is subject to restrictions on usage in residential, office or commercial environments or small businesses, further measures to reduce the emitted interference may be necessary.
Materials
Housing
Die-cast zinc
Product weights [g]
N/O contact
PNP
2015/04 – Subject to change
70
è Internet: www.festo.com/catalogue/...
9
Proximity sensors SMTSO-1, block design, magneto-resistive
Technical data
Download CAD data è www.festo.com
Dimensions
Plug type M12x1
1
2
3
4
Green LED
Yellow LED
Mounting kit
Installation space for socket
Ordering data
10
Switch output
Electrical connection
Part No.
Type
N/O contact
Welding field immune
PNP
Plug M12x1, 3-pin
30441
SMTSO-1-PS-S-LED-24
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors SMEO-1, block design, magnetic reed
Technical data
• Magnetic reed measuring principle
Function
e.g. N/O contact, 3-wire, with cable
BN
BK
BU
RL
+/–
–/+
e.g. N/O contact, 3-wire, with plug
BN
BK
BU
RL
+/–
–/+
Technical data
Electrical connection
Type
3-wire
SMEO-1-…-24
2-wire
SMEO-1-LED-230
Design
Conforms to
Certification
CE mark
(see declaration of conformity)
Note on materials
Block design
–
RCM trademark
To EU EMC Directive1)
–
Free of copper and PTFE
Block design
EN 60947-5-2
RCM trademark
To EU EMC Directive1)
To EU Low Voltage Directive
Free of copper and PTFE
1)
SMEO-1-B
For information about the applicability of the component see the manufacturer’s EC declaration of conformity at: www.festo.com/sp è User documentation.
If the component is subject to restrictions on usage in residential, office or commercial environments or small businesses, further measures to reduce the emitted interference may be necessary.
Input signal/measuring element
Type
SMEO-1
SMEO-1-S6, heat-resistant
Measuring principle
Ambient temperature
Magnetic reed
–20 … +70
Magnetic reed
–50 … +120
Switching output
Electrical connection
Type
3-wire
SMEO-1-…-24
2-wire
SMEO-1-LED-230
Switching output
Switching element function
Reproducibility of switching point1)
Switch-on time
Switch-off time
Max. switching frequency
Max. output current
Max. output current DC
Max. output current AC
Max. switching capacity DC
Max. switching capacity AC
Voltage drop
Residual current
Contacting, bipolar
N/O contact
±0.1
≤0.5
≤0.03
–
1,000
–
–
27
–
–
–
Contacting, bipolar
N/O contact
±0.1
≤0.5
≤0.03
500
–
120
250
40
40
0 … 4.5
0
1)
SMEO-1-S6,
heat-resistant
[°C]
[mm]
[ms]
[ms]
[Hz]
[mA]
[mA]
[mA]
[W]
[VA]
[V]
[mA]
SMEO-1-B
500
1,000
1,000
1,000
SMEO-1-S6,
heat-resistant
–
–
0
Only applicable to drives secured against rotation.
Output, additional data
Protection against short circuit
Protection against overloading
2015/04 – Subject to change
No
No
è Internet: www.festo.com/catalogue/...
11
Proximity sensors SMEO-1, block design, magnetic reed
Technical data
Electronic components
Electrical connection
Type
Operating voltage range DC
Operating voltage range AC
Reverse polarity protection
3-wire
SMEO-1-…-LED-24
[V]
[V]
Electromechanical components
Electrical connection
Type
Electrical connection
Connection direction
Cable length
12 … 27
–
No
SMEO-1-S-24-B
0 … 30
–
3-wire
SMEO-1-LED-24
2-wire
SMEO-1-LED-230
5 … 200
5 … 250
No
SMEO-1-S-…-B
2-wire
SMEO-1-LED-230
Plug M8x1, 3-pin
Cable, 2-wire
–
2.5
5
PVC
Cable sheath materials
Cable, 3-wire
In-line
2.5
5
TPE-U (PUR)
Mechanical components
Electrical connection
3-wire
2-wire
Via accessories
–
2.9
Type of mounting
Tightening torque
Product weight
Housing materials
[m]
[Nm]
[g]
–
Die-cast zinc
–
SMEO-1-B
SMEO-1-S6,
heat-resistant
0 … 200
0 … 250
SMEO-1-B
SMEO-1-S6,
heat-resistant
2.5
–
PVC
2.5
–
TPE-S
Die-cast zinc
Epoxy resin
TPE-O
Steel
PET
PC
Display/operation
Electrical connection
Type
3-wire
SMEO-1-…-LED-24
SMEO-1-S-24-B
2-wire
SMEO-1-LED-230
SMEO-1-B
SMEO-1-S6,
heat-resistant
Switching status display
Yellow LED
–
Yellow LED
–
–
Immissions/emissions
Electrical connection
Type
3-wire
SMEO-1-…-LED-24
SMEO-1-S-24-B
2-wire
SMEO-1-LED-230
SMEO-1-B
SMEO-1-S6,
heat-resistant
[°C]
–5 … +70
–
–5 … +70
–5 … +70
–40 … +120
[kV]
IP67
–
–
Ambient temperature with flexible
cable installation
Protection class
Surge capacity
Degree of contamination
IP67
4
3
Pin allocation to EN 60947-5-2
M8x1, 3-pin
N/O contact
12
Pin
Wire colour
Allocation
1
3
4
Brown
Blue
Black
+
–
Output
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors SMEO-1, block design, magnetic reed
Technical data
Download CAD data è www.festo.com
Dimensions
SMEO-1 – Cable
SMEO-1-S – Plug M8x1
1 Connecting cable
2 Yellow LED
2 Yellow LED
3 Plug to fit connecting cable
NEBU-M8
4 Installation space for angled
socket
Ordering data
Electrical connection
Cable
Plug M8x1
Cable length
[m]
N/O contact
Operating voltage range 12 … 27 V DC
3-wire
–
2.5
5.0
–
3-pin
–
Operating voltage range 0 … 30 V DC
–
3-pin1)
–
Operating voltage range 0 … 250 V AC, 0 … 200 V DC
2-wire
–
2.5
5.0
2.5
Heat-resistant up to 120 °C
2-wire
–
2.5
1)
Switching status
display
Product weight
[g]
Part No.
Type
n
n
n
85
130
20
30459
151672
150848
SMEO-1-LED-24-B
SMEO-1-LED-24-K5-B
SMEO-1-S-LED-24-B
–
20
150847
SMEO-1-S-24-B
n
n
–
100
130
100
151671
160998
30457
SMEO-1-LED-230-B
SMEO-1-LED-230-K5-B
SMEO-1-B
–
100
151673
SMEO-1-S6-C
The proximity sensor has 2 wires internally. One pin of the M8 plug is unused.
2015/04 – Subject to change
è Internet: www.festo.com/catalogue/...
13
Proximity sensors SMPO-1, block design, pneumatic
Technical data
• Pneumatic proximity sensor
• Magnetic measuring principle
Function
3/2-way valve,
normally closed
Design
Constructional design
Type of mounting
Connection direction
Reproducibility of switching point1)
Switching status display
1)
[mm]
Block design
Via accessories
In-line
±0.1
Optical
Only applicable to drives secured against rotation.
Technical data
Switching element function
3/2-way valve, normally closed
Operating medium
Operating pressure
Switch-on time
Switch-off time
Pneumatic connection
Protection class
[bar]
[ms]
[ms]
Filtered, unlubricated compressed air
2…6
12
30
Barbed connector for tubing, nominal diameter 3 mm
IP65
Operating and environmental conditions
Ambient temperature
Corrosion resistance class CRC1)
1)
[°C]
–15 … +60
1
Corrosion resistance class 1 according to Festo standard 940 070
Components requiring low corrosion resistance. Transport and storage protection. Parts that do not have primarily decorative surface requirements, e.g. in internal areas that are not visible or behind covers.
Materials
Housing
Barbed connector
Note on materials
Polyamide
Brass
Free of copper and PTFE
Product weights [g]
PNP
14
14
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors SMPO-1, block design, pneumatic
Technical data
Download CAD data è www.festo.com
Dimensions
1 Barbed connector for tubing,
nominal diameter 3 mm
2 Visual indicator
Ordering data
Pneumatic connection
Part No.
Type
3/2-way valve, normally closed
Barbed connector for 3 mm I.D. tubing
31008
SMPO-1-H-B
2015/04 – Subject to change
è Internet: www.festo.com/catalogue/...
15
Proximity sensors SMT-C1, block design, magneto-inductive
Technical data
Function
PNP, N/O contact, with cable
• Magneto-inductive measuring
principle
• For standard cylinders DSBF-C or
CDN-…-R with sensor strip
Function
PNP, N/O contact, with plug
Technical data
Design
Based on standard
Certification
CE mark
(see declaration of conformity)
Note on materials
1)
Block design
EN 60947-5-2
RCM trademark
To EU EMC Directive1)
Cable free of halogen
Free of copper and PTFE
For information about the applicability of the component see the manufacturer’s EC declaration of conformity at: www.festo.com/sp è User documentation.
If the component is subject to restrictions on usage in residential, office or commercial environments or small businesses, further measures to reduce the emitted interference may be necessary.
Input signal/measuring element
Measuring principle
Measured variable
Ambient temperature
[°C]
Magneto-inductive
Position
–20 … +70
[ms]
[ms]
[mA]
[W]
[V]
PNP
N/O contact
0 … 0.5
0 … 0.5
200
6
0 … 1.8
Switching output
Switching output
Switching element function
Switch-on time
Switch-off time
Max. output current
Max. switching capacity DC
Voltage drop
Output, additional data
Protection against short circuit
Protection against overloading
16
Pulsed
Yes
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors SMT-C1, block design, magneto-inductive
Technical data
Electronic components
Operating voltage range DC
Residual ripple
Reverse polarity protection
[V]
[%]
10 … 30
10
For all electrical connections
Electromechanical components
Type
SMT-C1-…-OE
SMT-C1-…-M8D
SMT-C1-…-M12
Electrical connection
Cable, 3-wire
Cable with plug M8x1, 3-pin,
rotatable thread
Cable with plug M12x1, 3-pin
0.3
–
0.3
–
Connection direction
Cable length
[m]
Cable sheath materials
Wire ends
In-line
–
5
10
TPE-O
Wire end sleeve
Mechanical components
Type of mounting
Tightening torque
Mounting position
Housing materials
[Nm]
Clamped
1.2
Any
High-alloy stainless steel
Wrought aluminium alloy
Nickel-plated brass
PP
TPE-O
TPE-U(PU)
Display/operation
Switching status display
Yellow LED
Immissions/emissions
Ambient temperature with flexible
cable installation
Protection class
2015/04 – Subject to change
[°C]
–20 … +70
To IEC 60529
IP65
IP68
è Internet: www.festo.com/catalogue/...
17
Proximity sensors SMT-C1, block design, magneto-inductive
Technical data
Pin allocation to EN 60947-5-2
M8x1, 3-pin
N/O contact
Pin
1
3
4
M12x1, 3-pin
N/O contact
Wire colour
Allocation
Pin
Wire colour
Allocation
Brown
Blue
Black
+
–
Output
1
3
4
Brown
Blue
Black
+
–
Output
Download CAD data è www.festo.com
Dimensions
1
2
3
4
SMT-C1
Example: Plug M8
Yellow LED
Theoretical switching point
Mounting rail on the drive
B1
B2
B3
D1
H1
H2
H3
H4
H5
L1
L2
L3
L4
L5
L6
L7
ß
16
3.5
8.8
3
17
9.2
4
4
3.8
34
26
14.5
13
10
3.5
3
5.5
Ordering data
Switching
output
N/O contact
PNP
18
Electrical connection
Cable
Cable with plug
M8x1,
M12x1
rotatable
thread
Cable length
Weight
[m]
[g]
3-wire
–
–
–
–
3-pin
–
–
3-pin
5
10
0.3
0.3
65.9
114.5
24.4
32.6
è Internet: www.festo.com/catalogue/...
Part No.
Type
571339
571340
571342
571341
SMT-C1-PS-24V-K-5,0-OE
SMT-C1-PS-24V-K-10,0-OE
SMT-C1-PS-24V-K-0,3-M8D
SMT-C1-PS-24V-K-0,3-M12
Subject to change – 2015/04
Proximity sensors, block design
Accessories
Mounting kit SMB-1
Material:
Die-cast zinc
1 Proximity sensor SM…-1
Dimensions and ordering data
For piston 
Part No.
Type
32 … 100
11886
SMB-1
Mounting kit SMB-2-B/SMB-3-B
Material:
Die-cast aluminium
1 Proximity sensor SM…-1
Dimensions and ordering data
For piston 
B1
32 … 50
63 … 100
18
26.8
B2
L1
L2
Part No.
Type
11
13.7
23
26
11.6
10.8
36162
36163
SMB-2-B
SMB-3-B
Mounting kit SMBU
Material:
Die-cast aluminium
1 Proximity sensor SM…-1
Dimensions and ordering data
For piston 
B1
32 … 50
63 … 100
125
1)
2015/04 – Subject to change
19
31
31
B2
L1
Part No.
Type
8.5
13.5
13.5
30
34
37
36173
36174
152828
SMBU-1-B1)
SMBU-2-B1)
SMBU-3-B
Free of copper and PTFE
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19
Proximity sensors, block design
Accessories
Mounting kit SMBU-1-H-32
Material:
Aluminium
1 Proximity sensor SMPO-1
Dimensions and ordering data
For piston 
Part No.
Type
32
150216
SMBU-1-H-32
Mounting kit SMBS
Material:
Brass, plastic
1
2
3
4
5
Mounting bracket
Back plate
Clamping strap
Proximity sensor SMPO
Mounting screw
Dimensions and ordering data
For piston 
Part No.
Type
8 … 25
32 … 100
151225
151226
SMBS-1
SMBS-2
Mounting kit SMBT-1
Material:
Die-cast zinc
1 Proximity sensor
SMTO-6/SMTSO-1
20
Dimensions and ordering data
For piston 
Part No.
Type
32 … 200
150002
SMBT-1
è Internet: www.festo.com/catalogue/...
Subject to change – 2015/04
Proximity sensors, block design
Accessories
Technical data è Internet: nebu
Ordering data – Connecting cables
Socket M8x1, 3-pin
For SMT-C1 and
Number of wires
Cable length [m]
Part No.
Type
3
2.5
541333
NEBU-M8G3-K-2.5-LE3
5
541334
NEBU-M8G3-K-5-LE3
3
2.5
5
541338
541341
NEBU-M8W3-K-2.5-LE3
NEBU-M8W3-K-5-LE3
3
2.5
541363
NEBU-M12G5-K-2.5-LE3
5
541364
NEBU-M12G5-K-5-LE3
2.5
5
541367
541370
NEBU-M12W5-K-2.5-LE3
NEBU-M12W5-K-5-LE3
SMTO/SMEO-1
For SMT-C1 and
SMTO/SMEO-1
Socket M12x1, 5-pin
For SMT-C1 and
SMTO-6, SMTSO-1
For SMT-C1 and
SMTO-6, SMTSO-1
2015/04 – Subject to change
3
è Internet: www.festo.com/catalogue/...
21