Pepperl Fuchs SJ3.5-N-BU Data Sheet
Inductive slot sensor SJ3,5-N-BU
Technical Data
General specifications
Switching function Normally closed (NC)
Output type NAMUR
Slot width 3.5 mm
Depth of immersion (lateral) 5 ... 7 typ. 6 mm
Output type 2-wire
Nominal ratings
Nominal voltage Uo8.2 V (Ri approx. 1 kΩ)
0102
Model Number
SJ3,5-N-BU
Features
• Comfort series
• 3.5 mm slot width
• Usable up to SIL 2 acc. to IEC 61508
Operating voltage U
Switching frequency f 0 ... 3000 Hz
Hysteresis H 0.21 ... 0.4 mm
Suitable for 2:1 technology yes , Reverse polarity protection diode not required
Current consumption
Measuring plate not detected
Measuring plate detected
Functional safety related parameters
MTTFd 11150 a
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection type flexible leads LiY , 500 mm
Core cross-section 0.14 mm
Housing material PBT/PPS
Degree of protection IP67
General information
Use in the hazardous area see instruction manuals
Category
Compliance with standards and
directives
Standard conformity
NAMUR
Standards
Approvals and certificates
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval CCC approval / marking not required for products rated ≤36 V
Dimensions
5 ... 25 V
B
≥ 3 mA
≤ 1 mA
1G; 2G; 1D
EN 60947-5-6:2000
IEC 60947-5-6:1999
EN 60947-5-2:2007
IEC 60947-5-2:2007
2
Electrical Connection
3.5
10
19
10
ø 1.85
BN
BU
5
152
0.9
6.95
3
L+
L-
Release date: 2017-02-16 15:19 Date of issue: 2018-02-16 106583_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
Inductive slot sensor SJ3,5-N-BU
Equipment protection level Ga
CE marking 0102
ATEX marking ¬ II 1G Ex ia IIC T6…T1 Ga
Standards EN 60079-0:2012+A11:2013, EN 60079-11:2012
Appropriate type SJ3,5-...-N...
Effective internal inductivity C
Effective internal inductance L
Highest permissible ambient temperature Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the
Equipment protection level Gb
CE marking 0102
ATEX marking ¬ II 1G Ex ia IIC T6…T1 Ga
Standards EN 60079-0:2012+A11:2013, EN 60079-11:2012
Appropriate type SJ3,5-...-N...
Effective internal inductivity C
Effective internal inductance L
Maximum permissible ambient temperature T
Equipment protection level Da
CE marking 0102
ATEX marking ¬ II 1D Ex ia IIIC T135°C Da
Standards EN 60079-0:2012+A11:2013, EN 60079-11:2012
Appropriate type SJ3,5-...-N...
Effective internal inductivity C
Effective internal inductance L
i
i
i
i
i
i
The Ex-related marking can also be printed on the enclosed label.
Ignition protection "Intrinsic safety"
Use is restricted to the following stated conditions
≤ 50 nF ; a cable length of 10 m is considered.
≤ 250 µH ; a cable length of 10 m is considered.
temperature class, and the effective internal reactance values can be found on the EU-type examination certificate.
Note:
Use the temperature table for category 1 !!! The 20 % reduction in accordance with EN 1127-1 has already
been applied to the temperature table for category 1.
The Ex-related marking can also be printed on the enclosed label.
Ignition protection "Intrinsic safety"
Use is restricted to the following stated conditions
≤ 50 nF ; a cable length of 10 m is considered.
≤ 250 µH ; a cable length of 10 m is considered.
Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the
amb
temperature class, and the effective internal reactance values can be found on the EU-type examination certificate.
The Ex-related marking can also be printed on the enclosed label.
Ignition protection "Intrinsic safety"
Use is restricted to the following stated conditions
≤ 50 nF ; a cable length of 10 m is considered.
≤ 250 µH ; a cable length of 10 m is considered.
Release date: 2017-02-16 15:19 Date of issue: 2018-02-16 106583_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
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