# Photoelectric Sensor, 350mm, 640nm Red LED, Background Suppression/Proximity, Digital-PNP LO/DO

![Product image](https://novapart.co/image/farnell:4723443/)

**URL**: https://novapart.co/products/WTB12-3P2433/photoelectric-sensor-350mm-640nm-red-led
**SKU**: WTB12-3P2433
**Manufacturer**: SICK
**Price**: €225.1000
**Stock**: 10+
**Lead Time**: 36 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (21-Jan-2025) |
| Ip Rating | IP66, IP67 |
| Output Type | Digital - PNP LO / DO |
| Sensor Type | Photoelectric Sensor |
| Light Source | 640nm Red LED |
| Product Range | W12-3 Series |
| Qualification | - |
| Sensing Method | Background Suppression, Proximity |
| Connection Method | 4 Pin M12 Connector |
| Supply Voltage Max | 30VDC |
| Supply Voltage Min | 10VDC |
| Sensing Distance Max | 350mm |
| Operating Temperature Max | 60°C |
| Operating Temperature Min | -40°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4723443/)

SICK.COM 

DATA SHEET 

WTB12-3P2433 W12 Photoelectric sensors 

PHOTOELECTRIC SENSORS - WTB12-3P2433 

## **PHOTOELECTRIC SENSORS** 

## WTB12-3P2433 

## **ORDERING INFORMATION** 

|**Type**<br>WTB12-3P2433|**part no.**<br>1041412|
|---|---|
|Further device versions and accessories atwww.sick.com/W12||



## CE EconB°; Le 

Illustration may differ 

## **DETAILED TECHNICAL DATA** 

## **FEATURES** 

|Functional principle|Photoelectric proximity sensor|
|---|---|
|Functional principle detail|Background suppression|
|Sensing range max.|20 mm ... 350 mm<br>1)|
|Sensing range|20 mm ... 350 mm|
|Emitted beam||



|Sensing range max.<br>Sensing range<br>Emitted beam||20 mm ... 350 mm<br>1)<br>20 mm ... 350 mm|
|---|---|---|
||Light source|LED<br>2)|
||Type of light|Visible red light|
||Light spot size (distance)|Ø 6 mm (200 mm)|
|Key LED figures|||
||Wave length|640 nm|
|Adjustment||Double teach-in button|
|Items supplied||2 x clamps BEF-KH-W12, incl. screws|



1) Object with 90% remission (based on standard white, DIN 5033). 

2) Average service life: 100,000 h at TU[ = +25 °C.] 

## **SAFETY-RELATED PARAMETERS** 

|MTTFD|815 years|
|---|---|
|DCavg|0 %|
|TM(mission time)|20 years|



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PHOTOELECTRIC SENSORS - WTB12-3P2433 

## **ELECTRONICS** 

|Supply voltage UB||10 V DC ... 30 V DC|10 V DC ... 30 V DC|<br>1)|
|---|---|---|---|---|
|Ripple||< 5 Vpp<br>2)|||
|Current consumption||45 mA<br>3)|||
|Protection class||III|||
|Digital output|||||
||Type|PNP|||
||Switching mode|Light/dark switching|||
||Signal voltage PNP HIGH/LOW|> Uv - 2,5 V / ca. 0||V|
||Output current Imax.|≤ 100 mA|||
||Response time|≤ 330µs|4)||
||Switching frequency|1,500 Hz|<br>5)||
|Output function||Complementary|||
|Circuit protection||A<br>6)|||
|||C<br>7)|||
|||D<br>8)|||



1) Limit values when operated in short-circuit protected network: max. 8 A. 

2) May not fall below or exceed UV[ tolerances.] 

3) 

Without load. 

4) Signal transit time with resistive load. 

5) 

With light/dark ratio 1:1. 

6) A = VS[ connections reverse-polarity protected.] 

7) 

C = interference suppression. 

8) 

D = outputs overcurrent and short-circuit protected. 

## **MECHANICS** 

|Housing||Rectangular|
|---|---|---|
|Dimensions (W x H x D)||15.6 mm x 48.5 mm x 42 mm|
|Connection||Male connector M12, 4-pin|
|Material|||
||Housing|Metal|
||Front screen|Plastic, PMMA|
|Weight||120 g|



## **AMBIENT DATA** 

|Enclosure rating|IP66|
|---|---|
||IP67|
|Ambient operating temperature|–40 °C ... +60 °C|
|Ambient temperature, storage|–40 °C ... +75 °C|
|UL File No.|NRKH.E181493 & NRKH7.E181493|



## **CERTIFICATES** 

EU declaration of conformity UK declaration of conformity ACMA declaration of conformity Moroccan declaration of conformity China RoHS 

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DATA SHEET | SICK 

PHOTOELECTRIC SENSORS - WTB12-3P2433 

ECOLAB certificate cULus certificate Photobiological safety (DIN EN 62471) certificate 

**==> picture [347 x 49] intentionally omitted <==**

## **DIMENSIONAL DRAWING WTB12-3, DOUBLE TEACH-IN BUTTON** 

**==> picture [227 x 255] intentionally omitted <==**

**----- Start of picture text -----**<br>
24 (0.94) 10 (0.39)<br>6<br>42 (1.65)<br>29.9 (1.18)<br>7<br>2 12.9<br>1 (0.51)<br>3 7.3 (0.29) 6.1<br>(0.24)<br>7<br>23.1<br>9 (0.92)<br>8<br>4<br>5<br>17.9 6.6<br>(0.7) (0.26)<br> (0.61)<br>15.6<br>3.5<br>(0.14)<br> (0.17)<br>Ø 4.2<br> (1.57)  (1.91)<br> (1.27)<br>39.9 48.5<br> (.84)<br>32.3<br>21.3<br>5.1 0.2)(<br>**----- End of picture text -----**<br>


Dimensions in mm (inch) 

- ① Standard direction of the material being detected 

- ② Optical axis, receiver 

- ③ Optical axis, sender 

- ④ LED indicator green: Supply voltage active 

- ⑤ LED indicator yellow: Status of received light beam 

- ⑥ M4 threaded mounting hole, 4 mm deep 

- ⑦ Mounting hole, Ø 4.2 mm 

- ⑧ Sensing range adjustment: double teach-in button 

⑨ Connection 

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PHOTOELECTRIC SENSORS - WTB12-3P2433 

## **ADJUSTMENTS WTB12-3, WTF12-3, DOUBLE TEACH-IN BUTTON** 

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**----- Start of picture text -----**<br>
TEACH<br>**----- End of picture text -----**<br>


④ LED indicator green: Supply voltage active 

⑤ LED indicator yellow: Status of received light beam 

⑧ Sensing range adjustment: double teach-in button 

## **CONNECTION TYPE** 

## **CONNECTION DIAGRAM CD-083** 

BN 1 + (L+) WH 2 Q BU 3 **-** (M) BK 4 Q 

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DATA SHEET | SICK 

PHOTOELECTRIC SENSORS - WTB12-3P2433 

## **CHARACTERISTIC CURVE WTB12-3, RED LIGHT, 350 MM** 

**==> picture [196 x 199] intentionally omitted <==**

**----- Start of picture text -----**<br>
25<br>20<br>15<br>2<br>18%/90%<br>10 1<br>6%/90%<br>5<br>3<br>90%/90%<br>mm 100 200 300 400<br>(inch) (3.94) (7.87) (11.81) (15.75)<br>Distance in mm (inch)<br>**----- End of picture text -----**<br>


- ① Sensing range on black, 6% remission factor 

- ② Sensing range on gray, 18% remission factor 

- ③ Sensing range on white, 90% remission factor 

## **SENSING RANGE DIAGRAM WTB12-3, RED LIGHT, 350 MM** 

**==> picture [202 x 91] intentionally omitted <==**

**----- Start of picture text -----**<br>
1 20 200<br>2 20 300<br>3 20 350<br>0 100 200 300 400<br>(3.94) (7.87) (11.81) (15.75)<br>Distance in mm (inch)<br>Sensing range<br>**----- End of picture text -----**<br>


- ① Sensing range on black, 6% remission factor 

- ② Sensing range on gray, 18% remission factor 

- ③ Sensing range on white, 90% remission factor 

Further information as well as suitable accessories, example applications and downloads such as CAD dimensional models, operating instructions and software can be found at www.sick.com/1041412 

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## SICK AG WALDKIRCH GERMANY SICK.COM 

## SICK AT A GLANCE 

SICK is a leading global technology company for intelligent sensors and integrated solutions in industrial automation. Our technologies set benchmarks, making your industrial processes more efficient, safer and more sustainable – both in logistics and manufacturing operations. 

SICK combines sensor intelligence with industry expertise and certified consulting services. We provide the ideal foundation for scalable as well as tailor-made automation solutions and create added value along the entire value chain. Our close partnerships with our customers are more than just a promise: Together, we optimize productivity, improve quality, protect health and safety, and help build a sustainable future. All with empathy and trust. 

Since 1946, we have been developing innovative technologies with passion and a pioneering spirit. With a global network in around 40 countries, SICK has a global presence and is always close by. The company’s headquarters are located in Waldkirch near Freiburg, Germany. Our customers benefit from our understanding of both local and global requirements, which enables us to deliver tailor-made solutions 

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## Links

- [View this product on Novapart](https://novapart.co/products/WTB12-3P2433/photoelectric-sensor-350mm-640nm-red-led)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/sick/wtb12-3p2433/photoelectric-sensor-350mm-pnp/dp/4723443)
---

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