Page 1
Inductive sensor NCB5-18GK40-N0
Technical Data
General specifications
Switching function Normally closed (NC)
Output type NAMUR
Rated operating distance sn5 mm
Installation flush
Assured operating distance sa0 ... 4.05 mm
0102
Model Number
NCB5-18GK40-N0
Features
•5 mm flush
Actual operating distance s
Reduction factor rAl 0.2
Reduction factor r
Reduction factor r
Nominal ratings
Nominal voltage Uo8.2 V (Ri approx. 1 kΩ)
Switching frequency f 0 ... 400 Hz
Hysteresis H 1 ... 10 typ. 5 %
Reverse polarity protection reverse polarity protected
Short-circuit protection yes
Current consumption
Measuring plate not detected
Measuring plate detected
Switching state indicator all direction LED, yellow
Functional safety related parameters
MTTFd 2040 a
Mission Time (T
Diagnostic Coverage (DC) 0 %
Ambient conditions
Ambient temperature -25 ... 100 °C (-13 ... 212 °F)
Storage temperature -40 ... 100 °C (-40 ... 212 °F)
Mechanical specifications
Connection type cable PVC , 2 m
Core cross-section 0.75 mm
Housing material PBT
Sensing face PBT
Degree of protection IP67
Cable
Bending radius
General information
Use in the hazardous area see instruction manuals
Category
Compliance with standards and directives
Stan dard conf ormit y
NAMUR
Electromagnetic compatibility
Sta ndar ds
Approvals and certificates
FM approval
Control drawing
UL approval cULus Listed, General Purpose
CSA approval cCSAus Listed, General Purpose
CCC approval CCC approval / marking not required for products rated ≤36 V
0.2
Cu
0.6
304
) 20 a
M
4.5 ... 5.5 mm typ. 5 mm
r
≥ 3 mA
≤ 1 mA
> 10 x cable diameter
2G; 1D
EN 60947-5-6:2000
IEC 60947-5-6:1999
NE 21:2007
EN 60947-5-2:2007
IEC 60947-5-2:2007
116-0165
2
Dimensions
M18x1
4
24
LED
37
40
Release date: 2016-11-09 09:12 Date of issue: 2016-11-09 181113_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
1
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Inductive sensor NCB5-18GK40-N0
Electrical Connection
BN
BU
L+
L-
Release date: 2016-11-09 09:12 Date of issue: 2016-11-09 181113_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
2
Page 3
Inductive sensor NCB5-18GK40-N0
Equipment protection level Gb
Instruction Manual electrical apparatus for hazardous areas
Device category 2G for use in hazardous areas with gas, vapour and mist
EC-Type Examination Certificate PTB 00 ATEX 2048 X
CE marking 0102
ATEX marking ¬ II 2G Ex ia IIC T6…T1 Gb The Ex-related marking can also be printed on the
Standards EN 60079-0:2012+A11:2013 EN 60079-11:2012 Ignition protection "Intrinsic safety"
Appropriate type NCB5-18GK...-N0...
Effective internal inductivity C
Effective internal inductance L
Ge n e r a l The apparatus has to be operated according to the appropriate data in the data sheet
Maximum permissible ambient temperature T
Installation, commissioning Laws and/or regulations and standards governing the use or intended usage goal
Maintenance No changes can be made to apparatus, which are operated in hazardous areas.
Special conditions The connecting parts of the sensor must be set up in such a way that degree of pro-
Protection from mechanical danger
i
i
amb
enclosed label.
Use is restricted to the following stated conditions
≤ 95 nF ; a cable length of 10 m is considered.
≤ 100 µH ; a cable length of 10 m is considered.
and in this instruction manual. The EU-type examination certificate has to be
observed. The special conditions must be adhered to!
The ATEX directive and therefore the EU-type examination certificates apply in general only to the use of electrical apparatus under atmospheric conditions.
The use in ambient temperatures of > 60 °C was tested with regard to hot surfaces
by the mentioned certification authority.
If the equipment is not used under atmospheric conditions, a reduction of the permissible minimum ignition energies may have to be taken into consideration.
Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the temperature class, and the effective internal reactance values can be found on the EC-type examination certificate.
must be observed. The intrinsic safety is only assured in connection with an appropriate related apparatus and according to the proof of intrinsic safety.
If the Ex-related marking is printed only on the supplied label, then this must be
attached in the immediate vicinity of the sensor. The sticking surface for the label
must be clean and free from grease. The attached label must be legible and indelible, including in the event of possible chemical corrosion.
Repairs to these apparatus are not possible.
tection IP20, in accordance with lEC 60529, is achieved as a minimum.
When using the device in a temperature range of -60 °C to -20 °C, protect the sensor
against the effects of impact by installing an additional enclosure. The information
regarding the minimum ambient temperature for the sensor as provided in the
datasheet must also be observed.
Release date: 2016-11-09 09:12 Date of issue: 2016-11-09 181113_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
3
Page 4
Inductive sensor NCB5-18GK40-N0
Equipment protection level Da
Instruction Manual electrical apparatus for hazardous areas
Device category 1D for use in hazardous areas with combustible dust
EC-Type Examination Certificate PTB 00 ATEX 2048 X
CE marking 0102
ATE X m ar king ¬ II 1D Ex ia IIIC T135°C Da The Ex-related marking can also be printed on the
Standards EN 60079-0:2012+A11:2013 EN 60079-11:2012 Ignition protection "Intrinsic safety"
Appropriate type NCB5-18GK...-N0...
Effective internal inductivity C
Effective internal inductance L
Ge n e r a l The apparatus has to be operated according to the appropriate data in the data sheet
Maximum permissible ambient temperature T
Installation, commissioning Laws and/or regulations and standards governing the use or intended usage goal
Maintenance No changes can be made to apparatus, which are operated in hazardous areas.
Special conditions The connecting parts of the sensor must be set up in such a way that degree of pro-
Protection from mechanical danger
Electrostatic charge
i
i
amb
enclosed label.
Use is restricted to the following stated conditions
≤ 95 nF ; a cable length of 10 m is considered.
≤ 100 µH ; a cable length of 10 m is considered.
and in this instruction manual.
The EU-type examination certificate has to be observed.
The ATEX directive and therefore the EU-type examination certificates apply in general only to the use of electrical apparatus under atmospheric conditions.
The use in ambient temperatures of > 60 °C was tested with regard to hot surfaces
by the mentioned certification authority.
If the equipment is not used under atmospheric conditions, a reduction of the permissible minimum ignition energies may have to be taken into consideration.
Details of the correlation between the type of circuit connected, the maximum permissible ambient temperature, the surface temperature, and the effective internal
reactance values can be found on the EC-type-examination certificate.
The maximum permissible ambient temperature of the data sheet must be
noted, in addition, the lower of the two values must be maintained.
must be observed.
The intrinsic safety is only assured in connection with an appropriate related apparatus and according to the proof of intrinsic safety.
If the Ex-related marking is printed only on the supplied label, then this must be
attached in the immediate vicinity of the sensor. The sticking surface for the label
must be clean and free from grease. The attached label must be legible and indelible, including in the event of possible chemical corrosion.
Repairs to these apparatus are not possible.
tection IP20, in accordance with lEC 60529, is achieved as a minimum.
When using the device in a temperature range of -60 °C to -20 °C, protect the sensor
against the effects of impact by installing an additional enclosure. The information
regarding the minimum ambient temperature for the sensor as provided in the
datasheet must also be observed.
Avoid electrostatic charges that can cause electrostatic discharge when installing or
operating the device. Information on electrostatic hazards can be found in the technical specification IEC/TS 60079-32-1. Do not attach the nameplate provided in areas
where electrostatic charge can build up.
Release date: 2016-11-09 09:12 Date of issue: 2016-11-09 181113_eng.xml
Refer to “General Notes Relating to Pepperl+Fuchs Product Information”.
4
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