Inductive sensor NJ2-11-N-G
Technical Data
General specifications
Switching function Normally closed (NC)
Output type NAMUR
Rated operating distance sn2 mm
Installation flush
Assured operating distance sa0 ... 1.62 mm
0102
Model Number
NJ2-11-N-G
Features
•2 mm flush
• Usable up to SIL 2 acc. to IEC 61508
Actual operating distance s
Reduction factor rAl 0.4
Reduction factor r
Reduction factor r
Output type 2-wire
Nominal ratings
Nominal voltage Uo8.2 V (Ri approx. 1 kΩ)
Switching frequency f 0 ... 3000 Hz
Hysteresis H 0.5 ... 3.5 typ. 2 %
Current consumption
Measuring plate not detected
Measuring plate detected
Functional safety related parameters
Safety Integrity Level (SIL) SIL 2
MTTF
5887 a
d
Mission Time (TM) 20 a
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 100 °C (-13 ... 212 °F)
Mechanical specifications
Connection type cable PVC , 2 m
Core cross-section 0.34 mm
Housing material Stainless steel 1.4305 / AISI 303
Sensing face PVDF
Degree of protection IP68
Cable
Bending radius
General information
Use in the hazardous area see instruction manuals
Compliance with standards and
directives
Standard conformity
NAMUR
Standards
Approvals and certificates
EAC conformity TR CU 012/2011
FM approval
Control drawing
UL approval cULus Listed, General Purpose
CCC approval CCC approval / marking not required for products rated ≤36 V
0.3
Cu
0.85
304
Dimensions
1.8 ... 2.2 mm
r
≥ 3 mA
≤ 1 mA
2
> 10 x cable diameter
EN 60947-5-6:2000
IEC 60947-5-6:1999
EN 60947-5-2:2007
EN 60947-5-2/A1:2012
IEC 60947-5-2:2007
IEC 60947-5-2 AMD 1:2012
116-0165
Release date: 2018-04-19 08:19 Date of issue: 2018-04-19 306126_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
Electrical Connection
BN
BU
M14 x 1
3
19
30
L+
L-
1
Inductive sensor NJ2-11-N-G
Data for application in connection with hazardous
areas
Equipment protection level Ga , Gb , Gc (ic) , Da , Mb
Equipment protection level Ga
Type of protection intrinsic safety
CE marking 0102
Certificates
Appropriate type
ATEX certificate
ATEX marking
Standards
IECEx certificate
IECEx marking
Standards
Effective internal inductivity C
Effective internal inductance L
i
i
Maximum permissible ambient temperature T
for ATEX
for IECEx
NJ2-11-N-G...
PTB 00 ATEX 2048 X
¬ II 1G Ex ia IIC T6...T1 Ga
EN 60079-0:2012+A11:2013 , EN 60079-11:2012
IECEx PTB 11.0037X
Ex ia IIC T6...T1 Ga
IEC 60079-0:2011 , IEC 60079-11:2011
≤ 30 nF
A cable length of 10 m is considered.
≤ 50 µH
A cable length of 10 m is considered.
Also observe the maximum permissible ambient temperature stated in the general technical data.
amb
Keep to the lower of the two values.
= 16 V , Ii = 25 mA , Pi = 34 mW ,
at U
i
T6 : 59 °C (138.2 °F)
T5 : 71 °C (159.8 °F)
T4 : 99 °C (210.2 °F)
T3 : 99 °C (210.2 °F)
T2 : 99 °C (210.2 °F)
T1 : 99 °C (210.2 °F)
at U
= 16 V , Ii = 25 mA , Pi = 64 mW ,
i
T6 : 56 °C (132.8 °F)
T5 : 68 °C (154.4 °F)
T4 : 96 °C (204.8 °F)
T3 : 96 °C (204.8 °F)
T2 : 96 °C (204.8 °F)
T1 : 96 °C (204.8 °F)
at U
= 16 V , Ii = 52 mA , Pi = 169 mW ,
i
T6 : 45 °C (113 °F)
T5 : 57 °C (134.6 °F)
T4 : 81 °C (177.8 °F)
T3 : 81 °C (177.8 °F)
T2 : 81 °C (177.8 °F)
T1 : 81 °C (177.8 °F)
at U
= 16 V , Ii = 76 mA , Pi = 242 mW ,
i
T6 : 37 °C (98.6 °F)
T5 : 49 °C (120.2 °F)
T4 : 63 °C (145.4 °F)
T3 : 63 °C (145.4 °F)
T2 : 63 °C (145.4 °F)
T1 : 63 °C (145.4 °F)
at Ui = 16 V , Ii = 25 mA , Pi = 34 mW ,
T6 : 76 °C (168.8 °F)
T5 : 91 °C (195.8 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at U
= 16 V , Ii = 25 mA , Pi = 64 mW ,
i
T6 : 73 °C (163.4 °F)
T5 : 88 °C (190.4 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at U
= 16 V , Ii = 52 mA , Pi = 169 mW ,
i
T6 : 62 °C (143.6 °F)
T5 : 77 °C (170.6 °F)
T4 : 81 °C (177.8 °F)
T3 : 81 °C (177.8 °F)
T2 : 81 °C (177.8 °F)
T1 : 81 °C (177.8 °F)
at U
= 16 V , Ii = 76 mA , Pi = 242 mW ,
i
T6 : 54 °C (129.2 °F)
T5 : 63 °C (145.4 °F)
T4 : 63 °C (145.4 °F)
T3 : 63 °C (145.4 °F)
T2 : 63 °C (145.4 °F)
T1 : 63 °C (145.4 °F)
Release date: 2018-04-19 08:19 Date of issue: 2018-04-19 306126_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
Inductive sensor NJ2-11-N-G
Equipment protection level Gb
Type of protection intrinsic safety
CE marking 0102
Certificates
Appropriate type
ATEX certificate
ATEX marking
Standards
IECEx certificate
IECEx marking
Standards
Effective internal inductivity C
Effective internal inductance L
i
i
Maximum permissible ambient temperature T
Equipment protection level Gc (ic)
Type of protection intrinsic safety
CE marking
NJ 2-11-N-G...
PTB 00 ATEX 2048 X
¬ II 1G Ex ia IIC T6…T1 Ga
EN 60079-0:2012+A11:2013 , EN 60079-11:2012
IECEx PTB 11.0037X
Ex ia IIC T6...T1 Ga
IEC 60079-0:2011 , IEC 60079-11:2011
≤ 30 nF
A cable length of 10 m is considered.
≤ 50 µH
A cable length of 10 m is considered.
Also observe the maximum permissible ambient temperature stated in the general technical data.
amb
Keep to the lower of the two values.
at U
= 16 V , Ii = 25 mA , Pi = 34 mW ,
i
T6 : 76 °C (168.8 °F)
T5 : 91 °C (195.8 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at U
= 16 V , Ii = 25 mA , Pi = 64 mW ,
i
T6 : 73 °C (163.4 °F)
T5 : 88 °C (190.4 °F)
T4 : 100 °C (212 °F)
T3 : 100 °C (212 °F)
T2 : 100 °C (212 °F)
T1 : 100 °C (212 °F)
at U
= 16 V , Ii = 52 mA , Pi = 169 mW ,
i
T6 : 62 °C (143.6 °F)
T5 : 77 °C (170.6 °F)
T4 : 81 °C (177.8 °F)
T3 : 81 °C (177.8 °F)
T2 : 81 °C (177.8 °F)
T1 : 81 °C (177.8 °F)
at U
= 16 V , Ii = 76 mA , Pi = 242 mW ,
i
T6 : 54 °C (129.2 °F)
T5 : 63 °C (145.4 °F)
T4 : 63 °C (145.4 °F)
T3 : 63 °C (145.4 °F)
T2 : 63 °C (145.4 °F)
T1 : 63 °C (145.4 °F)
Certificates
ATEX certificate
ATEX marking
Standards
Effective internal inductivity C
Effective internal inductance L
Maximum permissible ambient temperature T
i
i
amb
PF13CERT2895 X
¬ II 3G Ex ic IIC T6…T1 Gc
EN 60079-0:2012+A11:2013 , EN 60079-11:2012
≤ 30 nF
A cable length of 10 m is considered.
≤ 50 µH
A cable length of 10 m is considered.
Also observe the maximum permissible ambient temperature stated in the general technical data.
Keep to the lower of the two values.
at U
= 20 V , Ii = 25 mA , Pi = 34 mW ,
i
T6 : 55 °C (131 °F)
T5 : 55 °C (131 °F)
T4 : 55 °C (131 °F)
T3 : 55 °C (131 °F)
T2 : 55 °C (131 °F)
T1 : 55 °C (131 °F)
at U
= 20 V , Ii = 25 mA , Pi = 64 mW ,
i
T6 : 55 °C (131 °F)
T5 : 55 °C (131 °F)
T4 : 55 °C (131 °F)
T3 : 55 °C (131 °F)
T2 : 55 °C (131 °F)
T1 : 55 °C (131 °F)
at U
= 20 V , Ii = 52 mA , Pi = 169 mW ,
i
T6 : 52 °C (125.6 °F)
T5 : 52 °C (125.6 °F)
T4 : 52 °C (125.6 °F)
T3 : 52 °C (125.6 °F)
T2 : 52 °C (125.6 °F)
T1 : 52 °C (125.6 °F)
at U
= 20 V , Ii = 76 mA , Pi = 242 mW ,
i
T6 : 44 °C (111.2 °F)
T5 : 44 °C (111.2 °F)
T4 : 44 °C (111.2 °F)
T3 : 44 °C (111.2 °F)
T2 : 44 °C (111.2 °F)
T1 : 44 °C (111.2 °F)
Release date: 2018-04-19 08:19 Date of issue: 2018-04-19 306126_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
3
Inductive sensor NJ2-11-N-G
Equipment protection level Da
Type of protection intrinsic safety
CE marking 0102
Certificates
Appropriate type
ATEX certificate
ATEX marking
Standards
IECEx certificate
IECEx marking
Standards
Effective internal inductivity C
Effective internal inductance L
i
i
Maximum permissible ambient temperature T
Equipment protection level Mb
Type of protection intrinsic safety
Certificates
Appropriate type
IECEx certificate
IECEx marking
Standards
Effective internal inductivity C
Effective internal inductance L
i
i
Maximum permissible ambient temperature T
NJ 2-11-N-G...
PTB 00 ATEX 2048 X
¬ II 1D Ex ia IIIC T135°C Da
EN 60079-0:2012+A11:2013 , EN 60079-11:2012
IECEx PTB 11.0037X
Ex ia IIIC T135°C Da
IEC 60079-0:2011 , IEC 60079-11:2011
≤ 30 nF
A cable length of 10 m is considered.
≤ 50 µH
A cable length of 10 m is considered.
Also observe the maximum permissible ambient temperature stated in the general technical data.
amb
Keep to the lower of the two values.
at U
= 16 V , Ii = 25 mA , Pi = 34 mW : 100 °C (212 °F)
i
at U
= 16 V , Ii = 25 mA , Pi = 64 mW : 100 °C (212 °F)
i
at U
= 16 V , Ii = 52 mA , Pi = 169 mW : 81 °C (177.8 °F)
i
at U
= 16 V , Ii = 76 mA , Pi = 242 mW : 63 °C (145.4 °F)
i
NJ 2-11-N-G...
IECEx PTB 11.0037X
Ex ia I Mb
IEC 60079-0:2011 , IEC 60079-11:2011
≤ 30 nF
A cable length of 10 m is considered.
≤ 50 µH
A cable length of 10 m is considered.
Also observe the maximum permissible ambient temperature stated in the general technical data.
amb
Keep to the lower of the two values.
at U
= 16 V , Ii = 25 mA , Pi = 34 mW : 100 °C (212 °F)
i
at U
= 16 V , Ii = 25 mA , Pi = 64 mW : 100 °C (212 °F)
i
at U
= 16 V , Ii = 52 mA , Pi = 169 mW : 81 °C (177.8 °F)
i
at U
= 16 V , Ii = 76 mA , Pi = 242 mW : 63 °C (145.4 °F)
i
Release date: 2018-04-19 08:19 Date of issue: 2018-04-19 306126_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
4
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