Pepperl Fuchs NJ4-12GK-N-C92 Data Sheet
Inductive sensor NJ4-12GK-N-C92
Technical Data
General specifications
Switching function Normally closed (NC)
Output type NAMUR
Rated operating distance sn4 mm
Installation non-flush
Assured operating distance sa0 ... 3.24 mm
0102
Model Number
NJ4-12GK-N-C92
Features
• Comfort series
• 4 mm non-flush
Reduction factor r
Reduction factor rCu 0.3
Reduction factor r
Output type 2-wire
Nominal ratings
Nominal voltage Uo8 V
Switching frequency f 0 ... 1500 Hz
Current consumption
Measuring plate not detected
Measuring plate detected
Functional safety related parameters
MTTFd 11774 a
Mission Time (T
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection type cable silicone , 200 mm
Core cross-section 0.34 mm
Housing material PBT
Sensing face PBT
Degree of protection IP68
Cable
Bending radius
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
0.4
Al
0.85
304
) 20 a
M
≥ 3 mA
≤ 1 mA
2
> 10 x cable diameter
2G
EN 60947-5-6:2000
IEC 60947-5-6:1999
EN 60947-5-2:2007
IEC 60947-5-2:2007
Electrical Connection
BN
BU
44
17
L+
L-
M12 x 1
30.5
35
Release date: 2017-05-30 10:39 Date of issue: 2018-02-16 106416_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
Inductive sensor NJ4-12GK-N-C92
Equipment protection level Gb
CE marking 0102
ATEX marking ¬ II 2G Ex ia IIC T6…T1 Gb
Standards EN 60079-0:2012+A11:2013, EN 60079-11:2012
Appropriate type NJ 4-12GK-N...
Effective internal inductivity C
Effective internal inductance L
Maximum permissible ambient temperature T
Special conditions
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 NJ 4-12GK-N...
Effective internal inductivity C
Effective internal inductance L
Special conditions
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
≤ 45 nF ; a cable length of 10 m is considered.
≤ 50 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
≤ 45 µF
A cable length of 10 m is considered.
≤ 50 µH
A cable length of 10 m is considered.
Release date: 2017-05-30 10:39 Date of issue: 2018-02-16 106416_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
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