# Proximity Sensor, 4 mm, M8, PNP, 10 VDC to 30 VDC, SIEF Series

![Product image](https://novapart.co/image/farnell:3906407/)

**URL**: https://novapart.co/products/538308/proximity-sensor-4-mm-m8-pnp-10-vdc-to-30-sief
**SKU**: 538308
**Manufacturer**: FESTO
**Category**: Sensors & Transducers || Sensors || Proximity Sensors / Proximity Switches || Inductive Proximity Sensors
**Price**: €69.3900
**Stock**: 10+
**Lead Time**: 36 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2020) |
| Product Range | SIEF Series |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3906407/)

## **Proximity sensor SIEF-M8NB-PS-K-L** 

Part number: 538308 

> General operating condition ~~—~~ 

## **Data sheet** 

|**Feature**|**Value**|
|---|---|
|Design<br>~~a~~<br>~~nn~~|Round<br>~~a~~<br>~~O~~|
|Conforms to standard<br>~~nn~~<br>~~nn~~|EN 60947-5-2<br>~~O~~<br>~~G~~|
|Symbol<br>~~nn~~<br>~~nn~~|00991702<br>~~O~~<br>~~G~~|
|Certification<br>~~nn~~|RCM compliance mark<br>c UL us - Listed (OL)<br>~~G~~|
|CE marking (see declaration of conformity)|As per EU EMC directive<br>As per EU low voltage directive<br>As per EU RoHS directive|
|UKCA marking (see declaration of conformity)|To UK RoHS instructions<br>To UK instructions for electrical equipment|
|Measuring principle<br>~~a~~|Inductive<br>~~a~~<br>~~G~~|
|Rated operating distance<br>~~a~~|4 mm<br>~~a~~<br>~~G~~|
|Assured operating distance<br>~~a~~|3.24 mm<br>~~G~~|
|Reduction factors|Aluminum = 1.0<br>Stainless steel St 18/8 = 1.0<br>Copper = 1.0<br>Brass = 1.0<br>Steel St 37 = 1.0|
|Ambient temperature<br>~~O—OCCCCCTCTCTCTCT~~|-30 °C ... 85 °C<br>~~O—OCCCCCTCTCTCTCT~~|
|Repetition accuracy<br>~~O—OTCCTCTCTTCTCOYP~~<br>~~CO~~<br>~~O—OTCTCTCTCTCTCTCTC|~~|0.08 mm<br>~~O—OTCCTCTCTTCTCOYP~~<br>~~O—OTCTCTCTCTCTCTCTC|~~<br>~~TTT~~|
|Switching output<br>~~CO~~<br>~~O—OTCTCTCTCTCTCTCTC|~~<br>~~O—OTTCCCTCTCTCTCTCTC|~~|PNP<br>~~O—OTCTCTCTCTCTCTCTC|~~<br>~~TTT~~<br>~~NN~~<br>~~OOOCCSCSC*‘S~~<br>~~O—OTTCCCTCTCTCTCTCTC|~~|
|Switching element function<br>~~CO~~<br>~~O—OTCTCTCTCTCTCTCTC|~~<br>~~O—OTCCCCOCOCCOCOCOCOCisd~~<br>~~O—OTTCCCTCTCTCTCTCTC|~~<br>~~O—OCCCOCOCOCOCOCisdS~~|N.O. contact<br>~~O—OTCTCTCTCTCTCTCTC|~~<br>~~TTT~~<br>~~O—OTCCCCOCOCCOCOCOCOCisd~~<br>~~NN~~<br>~~OOOCCSCSC*‘S~~<br>~~O—OTTCCCTCTCTCTCTCTC|TTT~~<br>~~O—OCCCOCOCOCOCOCisdS~~|
|Hysteresis<br>~~O—OTTCCCTCTCTCTCTCTC|~~<br>~~O—OCCCOCOCOCOCOCisdS~~|0.12 mm ... 0.6 mm<br>~~NN~~<br>~~OOOCCSCSC*‘S~~<br>~~O—OTTCCCTCTCTCTCTCTC|TTT~~<br>~~O—OCCCOCOCOCOCOCisdS~~<br>~~CCS~~|
|Max. switching frequency DC<br>~~O—OTTCCCTCTCTCTCTCTC|~~<br>~~O—OCCCOCOCOCOCOCisdS~~<br>~~CC~~|2000 Hz<br>~~NN~~<br>~~OOOCCSCSC*‘S~~<br>~~O—OTTCCCTCTCTCTCTCTC| TTT~~<br>~~O—OCCCOCOCOCOCOCisdS~~<br>~~CCS~~<br>~~“NN~~<br>~~OOOCCOCSCSCNC*S~~|
|Max. output current<br><br>~~O—OCCCOCOCOCOCOCisdS~~<br>~~O—OTCCCOCOCOCOCOCOCisdCS~~<br>~~CC~~<br>~~O—OCTCCTCTCTCTCTCT~~|150 mA<br> ~~TTT~~<br>~~O—OCCCOCOCOCOCOCisdS~~<br>~~CCS~~<br>~~O—OTCCCOCOCOCOCOCOCisdCS~~<br>~~“NN~~<br>~~OOOCCOCSCSCNC*S~~<br>~~O—OCTCCTCTCTCTCTCT~~<br>~~TTT~~|
|Voltage drop<br>~~CC~~<br>~~O—OCTCCTCTCTCTCTCT~~<br>~~O—OTTCCCCOCOCOCOCOCisdS~~|≤1.8 V<br>~~“NN~~<br>~~OOOCCOCSCSCNC*S~~<br>~~O—OCTCCTCTCTCTCTCT~~<br>~~TTT~~<br>~~O—OTTCCCCOCOCOCOCOCisdS (CCCOCSCSCSC*‘S~~|
|Short-circuit protection<br>~~CC~~<br>~~O—OCTCCTCTCTCTCTCT~~<br>~~O—OTTCCCCOCOCOCOCOCisdS~~<br>~~CC~~|Pulsed<br>~~“NN~~<br>~~OOOCCOCSCSCNC*S~~<br>~~O—OCTCCTCTCTCTCTCT~~<br>~~TTT~~<br>~~O—OTTCCCCOCOCOCOCOCisdS (CCCOCSCSCSC*‘S~~<br>~~NN~~<br>~~OCCOCSCSCSC(C#”~~|
|DC operating voltage range<br>~~O—OTTCCCCOCOCOCOCOCisdS~~<br>~~O—OCCCOCOCOCOCOCOCisd~~<br>~~CC~~<br>~~OOCCCCTCTCTCTC|~~|10 V ... 30 V<br>~~O—OTTCCCCOCOCOCOCOCisdS (CCCOCSCSCSC*‘S~~<br>~~O—OCCCOCOCOCOCOCOCisd~~<br>~~NN~~<br>~~OCCOCSCSCSC(C#”~~<br>~~OOCCCCTCTCTCTC|~~<br>~~TTT~~|
|Residual ripple<br>~~CC~~<br>~~OOCCCCTCTCTCTC|~~|10%<br>~~NN~~<br>~~OCCOCSCSCSC(C#”~~<br>~~OOCCCCTCTCTCTC|~~<br>~~TTT~~<br>~~NNN NOOOOCCOCSCSC‘CS~~|
|Idle current<br>~~CC~~<br>~~OOCCCCTCTCTCTC|~~<br>~~O—OTTCCCCOCOCOCOCOCisdES~~<br>~~O—OCCCCCOCOCOCOCisdS~~|≤15 mA<br>~~NN~~<br>~~OCCOCSCSCSC(C#”~~<br>~~OOCCCCTCTCTCTC|~~<br>~~TTT~~<br>~~O—OTTCCCCOCOCOCOCOCisdES~~<br>~~NNN NOOOOCCOCSCSC‘CS~~<br>~~NSS——CCO?~~<br>~~O—OCCCCCOCOCOCOCisdS~~|
|Reverse polarity protection<br>~~O—OTCCCCOCOCOCOCOCOCSCisdCES~~<br>~~O—OCCCCCOCOCOCOCisdS~~<br>~~CC~~|for all electrical connections<br>~~NNN NOOOOCCOCSCSC‘CS~~<br>~~O—OTCCCCOCOCOCOCOCOCSCisdCES~~<br>~~NSS——CCO?~~<br>~~O—OCCCCCOCOCOCOCisdS~~<br>~~CSCS~~|
|Electrical connection<br>~~O—OCCCCCOCOCOCOCisdS~~<br>~~CC~~|Cable<br>~~NSS——CCO?~~<br>~~O—OCCCCCOCOCOCOCisdS~~<br>~~CSCS~~<br>~~(RNS NS~~<br>~~——C—ST~~|
|Electrical connection 1, connection type<br>~~O—OCCCCCOCOCOCOCisdS~~<br>~~CC~~<br>~~O—OTTTCCCCOCOCOCOCOCOCSCSCi‘“LETNSC~~|Cable<br>~~NS S——CCO?~~<br>~~O—OCCCCCOCOCOCOCisdS~~<br>~~CSCS~~<br>~~O—OTTTCCCCOCOCOCOCOCOCSCSCi‘“LETNSC~~<br>~~(RNS NS~~<br>~~——C—ST~~|
|Electrical connection 1, connection technology<br>~~CC~~<br>O—O—OTTTCCCCOCOCOCOCOCOCSCSC“‘iRNNNOOOOCOCOCOCOCSCSC‘SSC®¥#<br>~~CC~~|Open end<br>~~CSCS~~<br>~~(RNS NS~~<br>~~——C—ST~~<br>O—O—OTTTCCCCOCOCOCOCOCOCSCSC“‘iRNNNOOOOCOCOCOCOCSCSC‘SSC®¥#<br>~~(RNS S—C~~|
|Electrical connection 1, number of pins/wires<br>~~O—OCCCCOCOCOCOCSCidES~~<br>~~CC~~<br>~~OOCCOCOC~~~~**O**COC~~~~**O**CisdS~~<br>~~CC~~|3<br>~~O—OCCCCOCOCOCOCSCidES~~<br>~~(RNS S—C~~<br>~~CisdS~~<br>~~**CSC**‘~~|
|Cable length<br>~~CC~~<br>~~OOCCOCOC~~~~**O**COC~~~~**O**CisdS~~<br>~~CC~~<br>~~O—OTTTCCCCOCCOCOCCOCOCidS~~|2.5 m<br>~~(RNS S—C~~<br>~~CisdS~~<br>~~**CSC**‘~~<br>~~COCOCidS~~<br>~~S~~|
|Material of cable sheath<br>~~CC~~<br>~~OOCCOCOC~~~~**O**COC~~~~**O**CisdS~~<br>~~CC~~<br>~~O—OTTTCCCCOCCOCOCCOCOCidS~~<br>~~Y~~|TPE-U(PUR)<br>~~(RNS S—C~~<br>~~CisdS~~<br>~~**CSC**‘~~<br>~~COCOCidS~~<br>~~S~~<br>~~Y~~T<br>~~TTT~~|
|Insulating sheath material<br>~~OOCCOCOC~~~~**O**COC~~~~**O**CisdS~~<br>~~CC~~<br>~~O—OTTTCCCCOC COCOC COCOCidS~~<br>~~O—OTTCCTC~~<br>~~Y~~|PVC<br>~~CisdS~~<br>~~**CSC**‘~~<br>~~COCOCidS~~<br>~~S~~<br>~~CTCTCTCTC~~<br>~~Y~~T<br>~~TTT~~|



6/3/26 - Subject to change - Festo SE & Co. KG 

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|**Feature**|**Value**|
|---|---|
|Size|M8|
|Type of mounting|With locknut|
|Tightening torque|10 Nm|
|Mounting type|Not flush|
|Product weight|77 g|
|Housing material|high-alloy stainless steel|
|Switching status indication|Yellow LED|
|Ambient temperature with flexible cable installation|0 °C ... 80 °C|
|Degree of protection|IP67|
|Resistance to interference from magnetic fields|Magnetic direct and alternating fields|
|Corrosion resistance class (CRC)|4 - Particularly high corrosion stress|
|LABS (PWIS) conformity|VDMA24364 Zone III|
|Selection of additional sensor information|with reduction factor 1 – resistance to magnetic fields|
|Electrical output|PNP|
|Selection of sensor version|Standard|



6/3/26 - Subject to change - Festo SE & Co. KG 

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## Links

- [View this product on Novapart](https://novapart.co/products/538308/proximity-sensor-4-mm-m8-pnp-10-vdc-to-30-sief)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/festo/538308/sief-m8nb-ps-k-l-proximity-sensor/dp/3906407)
---

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