# Photo Sensor, 800 mm, NPN, Background Suppression, Proximity, 10 to 30 VDC, Cable, W9 Series

![Product image](https://novapart.co/image/farnell:4390851/)

**URL**: https://novapart.co/products/WTB9-3N1111S14/photo-sensor-800-mm-npn-background-suppression
**SKU**: WTB9-3N1111S14
**Manufacturer**: SICK
**Price**: €161.6200
**Stock**: 10+
**Lead Time**: 43 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (21-Jan-2025) |
| Product Range | W9 Series |
| Sensing Method | Background Suppression, Proximity |
| Connection Method | Cable |
| Sensing Range Max | 800mm |
| Sensor Output Type | NPN |
| Supply Voltage Dc Max | 30V |
| Supply Voltage Dc Min | 10V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4390851/)

WTB9-3N1111S14 W9 **SMALL PHOTOELECTRIC SENSORS** 

**WTB9-3N1111S14 | W9** SMALL PHOTOELECTRIC SENSORS 

## Ordering information 

|**Type**|**Part no.**|
|---|---|
|WTB9-3N1111S14|1050948|
|Other models and accessories<br> www.sick.com/W9<br>>||



## Illustration may differ 

## Detailed technical data 

## Features 

|**Functional principle**|Photoelectric proximity sensor|
|---|---|
|**Functional principle detail**|Background suppression|
|**Dimensions (W x H x D)**|12.2 mm x 50 mm x 23.6 mm|
|**Housing design (light emission)**|Rectangular|
|**Mounting hole**|M3|
|**Sensing range max.**|20 mm ... 800 mm1)|
|**Sensing range**|20 mm ... 400 mm2)|
|**Type of light**|Infrared light|
|**Light source**|LED3)|
|**Light spot size (distance)**|Ø 40 mm (400 mm)|
|**Wave length**|850 nm|
|**Adjustment**|Potentiometer, 5 turns|



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

- 2) Object with 6% remission (based on standard white, DIN 5033). 

- 3) Average service life: 100,000 h at TU = +25 °C. 

**Product data sheet | 2024-03-05 18:31:19 Subject to change without notice** 

**2** 

**PHOTOELECTRIC SENSORS | SICK** 

**WTB9-3N1111S14 | W9** SMALL PHOTOELECTRIC SENSORS 

## Mechanics/electronics 

|**Supply voltage UB**|10 V DC ... 30 V DC1)|
|---|---|
|**Ripple**|< 5 Vpp 2)|
|**Current consumption**|30 mA3)|
|**Switching output**|NPN4)|
|**Output function**|Complementary|
|**Switching mode**|Light/dark switching4)|
|**Output current Imax.**|≤ 100 mA5)|
|**Response time**|< 2.5 ms6)|
|**Switching frequency**|200 Hz7)|
|**Connection type**|Cable, 4-wire, 2 m8)|
|**Cable material**|PVC|
|**Conductor cross section**|0.14 mm²|
|**Circuit protection**|A9)<br>B10)<br>C11)|
|**Protection class**|III|
|**Weight**|80 g|
|**Special device**|✔|
|**Housing material**|Plastic, VISTAL®|
|**Optics material**|Plastic, PMMA|
|**Enclosure rating**|IP66<br>IP67<br>IP69K|
|**Ambient operating temperature**|–40 °C ... +60 °C|
|**Ambient temperature, storage**|–40 °C ... +75 °C|
|**UL File No.**|NRKH.E181493|



1) Limit values when operated in short-circuit protected network: max. 8 A. 2) May not exceed or fall below Uv tolerances. 

3) Without load. 4) Q = light switching. 5) At and above Tu 50 °C, a max. load current of Imax. = 50 mA is permitted. 6) Signal transit time with resistive load. 7) With light/dark ratio 1:1. 8) Do not bend below 0 °C. 9) A = VS connections reverse-polarity protected. 10) B = inputs and output reverse-polarity protected. 11) C = interference suppression. 

## Classifications 

|**ECLASS 5.0**|27270904|
|---|---|
|**ECLASS 5.1.4**|27270904|
|**ECLASS 6.0**|27270904|
|**ECLASS 6.2**|27270904|
|**ECLASS 7.0**|27270904|



**2024-03-05 18:31:19 | Product data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**3** 

**WTB9-3N1111S14 | W9** SMALL PHOTOELECTRIC SENSORS 

|**ECLASS 8.0**<br>27270904<br>**ECLASS 8.1**<br>27270904<br>**ECLASS 9.0**<br>27270904<br>**ECLASS 10.0**<br>27270904<br>~~Me~~<br>~~as~~<br>~~ee~~<br>~~hsaa~~<br>~~aaa~~<br>~~aaa~~|
|---|
|**ECLASS 11.0**<br>27270904|
|**ECLASS 12.0**<br>27270903|
|**ETIM 5.0**<br>EC002719|
|**ETIM 6.0**<br>EC002719<br>**ETIM 7.0**<br>EC002719<br>**ETIM 8.0**<br>EC002719<br>**UNSPSC 16.0901**<br>39121528<br>~~FS~~<br>~~————s—(i‘i~~<br>~~as~~<br>~~ee~~<br>~~asaaa~~<br>~~aaa~~<br>~~aa~~|



## Adjustments 

Potentiometer 

④ LED indicator yellow: Status of received light beam 

⑤ LED indicator green: power on 

⑨ Adjustment of sensing range 

## Connection type 

**4 PHOTOELECTRIC SENSORS | SICK** 

**Product data sheet | 2024-03-05 18:31:19 Subject to change without notice** 

**WTB9-3N1111S14 | W9** SMALL PHOTOELECTRIC SENSORS 

## Connection diagram 

## Cd-094 

**==> picture [61 x 56] intentionally omitted <==**

**----- Start of picture text -----**<br>
BN<br>+ (L+)<br>WH Q<br>BU<br>-  (M)<br>BK<br>Q<br>**----- End of picture text -----**<br>


## Characteristic curve 

WTB9-3, infrared light, 800 mm 

## % of scanning distance 

**==> picture [199 x 203] intentionally omitted <==**

**----- Start of picture text -----**<br>
30<br>WTB9-3 IR long range<br>25<br>6%/90%<br>20<br>�<br>18%/90%<br>15<br>�<br>90%/90%<br>10<br>�<br>5<br>0<br>mm 200 400 600 800<br>(inch) (7.87) (15.75) (23.62) (31.5)<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 

## Light spot size 

WTB9-3, infrared light, 800 mm 

**==> picture [201 x 83] intentionally omitted <==**

**----- Start of picture text -----**<br>
Ø 5 mm Ø 40 mm Ø 110 mm<br>Ø 20 mm Ø 70 mm<br>0 250 400 600 800<br>Distance  [mm]<br>Sensor<br>**----- End of picture text -----**<br>


**2024-03-05 18:31:19 | Product data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**5** 

**WTB9-3N1111S14 | W9** SMALL PHOTOELECTRIC SENSORS 

## Sensing range diagram 

WTB9-3, infrared light, 800 mm 

**==> picture [181 x 68] intentionally omitted <==**

**----- Start of picture text -----**<br>
20 400<br>20 600<br>20 800<br>0(mm) 200 400 600 800<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 

## Dimensional drawing (Dimensions in mm (inch)) 

WT9-3 

**==> picture [343 x 172] intentionally omitted <==**

**----- Start of picture text -----**<br>
12.2<br>(4.8) 23.6 (0.93)<br>3.7 (0.15)<br>ogg<br>①   Center of optical axis, receiver<br>②   Center of optical axis, sender<br>③   Mounting hole M3 (Ø 3.1 mm)<br>)<br>5.2 0.2)( 3 0.12( 0.2 0.01)(<br>11.1 (0.44) ) 8.5 (0.33) ) )<br>15.8 (0.62) 8.5 (0.33) 0.2)( 501.97( 8.5 )(0.33) 49.81.96( ) 52.52.07(<br>5.2  0.76( 0.87(<br>19.6 (0.77)<br>19.2 22.1<br>**----- End of picture text -----**<br>


- ④ LED indicator yellow: Status of received light beam 

- ⑤ LED indicator green: power on 

- ⑥ Connection cable 2 m 

- ⑦ Male connector M8, 4-pin 

- ⑧ Male connector M12, 4-pin 

## Recommended accessories 

||**Brief description**|**Type**|**Part no.**|
|---|---|---|---|
|Mounting brackets and plates||||
||Mounting bracket, steel, zinc coated, mounting hardware included|BEF-WN-W9-2|2022855|
|Plug connectors and cables||||
||Head A: male connector, M12, 4-pin, straight<br>Cable: unshielded|STE-1204-G|6009932|



**6** 

**Product data sheet | 2024-03-05 18:31:19 Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

## SICK At A GlAnCe 

SICK is one of the leading manufacturers of intelligent sensors and sensor solutions for industrial applications. A unique range of products and services creates the perfect basis for controlling processes securely and efficiently, protecting individuals from accidents and preventing damage to the environment. 

We have extensive experience in a wide range of industries and understand their processes and requirements. With intelligent sensors, we can deliver exactly what our customers need. In application centers in Europe, Asia and North America, system solutions are tested and optimized in accordance with customer specifications. All this makes us a reliable supplier and development partner. 

Comprehensive services complete our offering: SICK lifetime Services provide support throughout the machine life cycle and ensure safety and productivity. 

For us, that is “Sensor Intelligence.” 

## WOrldWIde preSenCe: 

Contacts and other locations www.sick.com 

SICK AG | Waldkirch | Germany | www.sick.com 



## Links

- [View this product on Novapart](https://novapart.co/products/WTB9-3N1111S14/photo-sensor-800-mm-npn-background-suppression)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/sick/wtb9-3n1111s14/photoelectric-sensor-800mm-npn/dp/4390851)
---

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