NCB5-18GM40-NO

Inductive Proximity Sensor, Cylindrical, NCB Series, M18, 5 mm, NAMUR, 8 V to 25 V

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Manufacturer: PEPPERL+FUCHS
Product type: Inductive Proximity Sensors
Sensing Range Max:5mm; Thread Size - Metric:M18; Sensor Output:DC; Supply Voltage DC Min:8V; Supply Voltage DC Max:25V; Product Range:-; SVHC:No SVHC (07-Jul-2017); Frequency Response Max:1kHz; Sen
SVHC: No SVHC (07-Jul-2017)
IP Rating: IP66, IP67
Sensor Type: Inductive Proximity Sensor
Product Range: -
Sensor Terminals: Cable
Sensing Range Max: 5mm
Sensor Output Type: 2-Wire, NAMUR, NC
Supply Voltage Max: -
Supply Voltage Min: -
Sensing Distance Max: 5mm
Sensing Distance Min: -
Sensing Distance Nom: -
Sensor Body Material: Stainless Steel
Thread Size - Metric: M18
Sensor Case / Package: Cylindrical M18 Thread
Supply Voltage DC Max: 25V
Supply Voltage DC Min: 8V
Operating Temperature Max: 100°C
Operating Temperature Min: -25°C

Delivery and price
Units per pack	50
Price	66.31 €
Current stock	10+
Lead time	30 days

Datasheet

## Inductive sensor 

## NCB5-18GM40-N0 

< 5 mm flush 

< Usable up to SIL 2 acc. to IEC 61508 

## **Dimensions** 

**==> picture [74 x 90] intentionally omitted <==**

**----- Start of picture text -----**<br>
M18x1<br>—<br>I | ||<br>— ==<br>24<br>TT<br>7 LED<br>4<br>37 40<br>**----- End of picture text -----**<br>


## **Technical Data** 

|**General specifications**<br>Switching function<br>Output type<br>Rated operating distance<br>Installation<br>Assured operating distance<br>Actual operating distance<br>Reduction factor rAl<br>Reduction factor rCu<br>Reduction factor r304<br>Output type<br>**Nominal ratings**<br>Nominal voltage<br>Switching frequency|sn<br>sa<br>sr<br>Uo<br>f|Normally closed (NC)<br>NAMUR<br>5 mm<br>flush<br>0 ... 4.05 mm<br>4.5 ... 5.5 mm typ. 5 mm<br>0.35<br>0.3<br>0.74<br>2-wire<br>8.2 V (Riapprox. 1 kΩ)<br>0 ... 400 Hz|
|---|---|---|



Refer to "General Notes Relating to Pepperl+Fuchs Product Information". Pepperl+Fuchs Group USA: +1 330 486 0001 Germany: +49 621 776 1111 Singapore: +65 6779 9091 www.pepperl-fuchs.com fa-info@us.pepperl-fuchs.com fa-info@de.pepperl-fuchs.com fa-info@sg.pepperl-fuchs.com 

1 

NCB5-18GM40-N0 

Inductive sensor 

## **Technical Data** 

|**Technical Data**|||
|---|---|---|
|Hysteresis|H|1 ... 15  typ. 5  %|
|Reverse polarity protection||reverse polarity protected|
|Short-circuit protection||yes|
|Current consumption|||
|Measuring plate not detected||min. 3 mA|
|Measuring plate detected||≤ 1 mA|
|Switching state indicator||all direction LED, yellow|
|**Functional safety related parameters**|||
|Safety Integrity Level (SIL)||SIL 2|
|MTTFd||2040 a|
|Mission Time (TM)||20 a|
|Diagnostic Coverage (DC)||0 %|
|**Compliance with standards and directives**|||
|Standard conformity|||
|NAMUR||EN 60947-5-6:2000<br>IEC 60947-5-6:1999|
|Electromagnetic compatibility||NE 21:2007|
|Standards||EN 60947-5-2:2007<br>EN 60947-5-2/A1:2012<br>IEC 60947-5-2:2007<br>IEC 60947-5-2 AMD 1:2012|
|**Approvals and certificates**|||
|IECEx approval|||
|Equipment protection level Ga||IECEx PTB 11.0037X|
|Equipment protection level Gb||IECEx PTB 11.0037X|
|Equipment protection level Da||IECEx PTB 11.0037X|
|Equipment protection level Dc (tc)||IECEx TUR 21.0018X|
|Equipment protection level Mb||IECEx PTB 11.0037X|
|ATEX approval|||
|Equipment protection level Ga||PTB 00 ATEX 2048 X|
|Equipment protection level Gb||PTB 00 ATEX 2048 X|
|Equipment protection level Da||PTB 00 ATEX 2048 X|
|Equipment protection level Dc (tc)||TÜV 20 ATEX 8524 X|
|EAC conformity||TR CU 012/2011|
|UL approval|||
|Ordinary Location||E87056|
|Hazardous Location||E501628|
|Control drawing||116-0452|
|CCC approval|||
|Hazardous Location||2020322315002255|
|NEPSI approval|||
|NEPSI certificate||GYJ16.1393X|
|TIIS approval||on request|
|ANZEx||18.3018X|
|KCC approval|||
|Hazardous Location||09-AV4BO-0226|
|Marine approval||DNVGL TAA00001A5|
|**Ambient conditions**|||
|Ambient temperature||-25 ... 100 °C (-13 ... 212 °F)|
|Storage temperature||-40 ... 100 °C (-40 ... 212 °F)|
|**Mechanical specifications**|||
|Connection type||cable|
|Housing material||Stainless steel 1.4305 / AISI 303|
|Sensing face||PBT|



Refer to "General Notes Relating to Pepperl+Fuchs Product Information". Pepperl+Fuchs Group USA: +1 330 486 0001 Germany: +49 621 776 1111 Singapore: +65 6779 9091 www.pepperl-fuchs.com fa-info@us.pepperl-fuchs.com fa-info@de.pepperl-fuchs.com fa-info@sg.pepperl-fuchs.com 

2 

NCB5-18GM40-N0 

Inductive sensor 

## **Technical Data** ~~a~~ a a 

|**Technical Data**<br>~~a~~ a|a|SS SS|
|---|---|---|
|Degree of protection||IP66 / IP67|
|Cable|||
|Cable diameter||6 mm ± 0.2 mm|
|Bending radius||> 10  x cable diameter|
|Material||PVC|
|Core cross section||0.75 mm2|
|Length|L|2 m|
|**General information**|||
|Use in the hazardous area||see instruction manuals|



~~LC~~ **Connection** 

BN L+ BU L- 

## **Accessories** ~~CT~~ 

||**KCD2-SR-Ex1.LB**|Switch Amplifier|
|---|---|---|
||**KCD2-E2L**|Sensor output interface terminal with lead breakage monitoring|
|ie|**CPZ18B03**|Mounting Bracket with swivel nut|
||**BF 18-F**|Plastic mounting adapter, 18 mm|
|ad|**BF 5-30**|Universal mounting bracket for cylindrical sensors with a diameter of 5 ... 30 mm|
||**BF 18**|Mounting flange, 18 mm|



Refer to "General Notes Relating to Pepperl+Fuchs Product Information". Pepperl+Fuchs Group USA: +1 330 486 0001 Germany: +49 621 776 1111 Singapore: +65 6779 9091 www.pepperl-fuchs.com fa-info@us.pepperl-fuchs.com fa-info@de.pepperl-fuchs.com fa-info@sg.pepperl-fuchs.com 

3

Updated at April 21, 2026

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