GL10-R3812

Photo Sensor, 15 m, SPDT Relay, Retroreflective, 24 to 240 VDC, Cable, G10 Series

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: SICK
Product type:
SVHC: No SVHC (21-Jan-2025)
Product Range: G10 Series
Sensing Method: Retroreflective
Connection Method: Cable
Sensing Range Max: 15m
Sensor Output Type: SPDT Relay
Supply Voltage DC Max: 240V
Supply Voltage DC Min: 24V

Delivery and price
Units per pack	50
Price	125.76 €
Current stock	10+
Lead time	30 days

Datasheet

GL10-R3812 G10 **SMALL PHOTOELECTRIC SENSORS** 

**GL10-R3812 | G10** SMALL PHOTOELECTRIC SENSORS Ordering information **Type Part no.** GL10-R3812 1065898 **Included in delivery:** BEF-G10UC01 (1), P250 (1) Other models and accessories www.sick.com/G10 7 ~~Lo~~ Illustration may differ C€-@ 

## ~~a~~ 

Detailed technical data Features 

|**Functional principle**|Photoelectric retro-reflective sensor|
|---|---|
|**Functional principle detail**|Dual lens|
|**Dimensions (W x H x D)**|20 mm x 50 mm x 51.5 mm|
|**Housing design (light emission)**<br>**Sensing range max.**|Rectangular<br>0.08 m ... 15 m1)|
||0.08 m ... 12 m2)|
|**Sensing range**|0.15 m ... 12 m1)|
||0.15 m ... 10 m2)|
|**Type of light**<br>**Light source**|Visible red light<br>PinPoint LED3)|
|**Light spot size (distance)**<br>**Wave length**|Ø 58 mm (5 m)<br>625 nm|
|**Adjustment**|Potentiometer, 270°|



1) Reflector PL80A. 

- 2) Reflector P250. 

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

**Product data sheet | 2023-07-11 13:54:49 Subject to change without notice** 

**2 PHOTOELECTRIC SENSORS | SICK** 

**GL10-R3812 | G10** SMALL PHOTOELECTRIC SENSORS 

## Mechanics/electronics 

|**Supply voltage**|24 V AC/DC ... 240 V AC/DC1)|
|---|---|
|**Ripple**|< 5 Vpp 2)|
|**Power consumption**|≤ 2.5 VA|
|**Switching output**|Relay, SPDT, electrically isolated3)|
|**Switching load max. (current/voltage)**|0.11 A (250 V DC)<br>3 A (30 V DC)<br>3 A (250 V AC)|
|**Response time**|≤ 10 ms|
|**Switching frequency**|20 Hz4)|
|**Connection type**|Cable, 5-wire, 2 m5)|
|**Cable material**|PVC|
|**Conductor cross section**|0.25 mm²|
|**Circuit protection**|C6)|
|**Protection class**|II7)|
|**Weight**|115 g|
|**Polarisation filter**|✔|
|**Interference emission**|EN 61000-6-3 (2011-09)8)|
|**Housing material**|Plastic, ABS/PMMA|
|**Enclosure rating**|IP67|
|**Relay switching cycles min.**|100.000 cycles (3 A)|
|**Items supplied**|Mounting bracket BEF-G10UC01, Reflector P250|
|**Electromagnetic compatibility (EMC)**|EN 60947-5-2<br>EN 61000-6-3 (2011-09)|
|**Ambient operating temperature**|–30 °C ... +60 °C9)|
|**Ambient temperature, storage**|–40 °C ... +70 °C|
|**UL File No.**|NRKH.E348498 & NRKH7.E348498|
|**More standards**|UL32510)|



1) +- 10 %. 

- 2) May not exceed or fall below Uv tolerances. 

- 3) Provide suitable spark suppression for inductive or capacitive loads. 

- 4) With light/dark ratio 1:1. 

5) Do not bend below 0 °C. 

- 6) C = interference suppression. 

- 7) Reference voltage: 250 V AC. 

- 8) In the case of a DC supply (ref. to EN 61000-6-3) the length of cable between the supply source and the sensor must be < 30 m. 

- 9) UL: 0 °C ... +50 °C. 

- 10) Complies with the UL325 standard when used with sturdy protection hood (e.g. BEF-G10WSG, 2071960). 

## Classifications 

|**eCl@ss 5.0**|27270902|
|---|---|
|**eCl@ss 5.1.4**|27270902|
|**eCl@ss 6.0**|27270902|
|**eCl@ss 6.2**|27270902|
|**eCl@ss 7.0**|27270902|



**2023-07-11 13:54:49 | Product data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**3** 

**GL10-R3812 | G10** SMALL PHOTOELECTRIC SENSORS 

|**eCl@ss 8.0**|27270902|
|---|---|
|**eCl@ss 8.1**|27270902|
|**eCl@ss 9.0**|27270902|
|**eCl@ss 10.0**|27270902|
|**eCl@ss 11.0**|27270902|
|**eCl@ss 12.0**|27270902|
|**ETIM 5.0**|EC002717|
|**ETIM 6.0**|EC002717|
|**ETIM 7.0**|EC002717|
|**ETIM 8.0**|EC002717|
|**UNSPSC 16.0901**|39121528|



## Connection diagram 

Cd-163 

**==> picture [61 x 72] intentionally omitted <==**

**----- Start of picture text -----**<br>
a BN |<br>L1<br>BU<br>N<br>WH<br>BK<br>GY<br>=<br>**----- End of picture text -----**<br>


## Characteristic curve 

GL10 

**==> picture [206 x 223] intentionally omitted <==**

**----- Start of picture text -----**<br>
Operating reserve<br>100<br>GL10-Xnn1n<br>SSSR<br>a<br>PETET<br>10<br>6<br>ACA NRA 5 EE<br>PNT TXT [ANAND]<br>4<br>1 A 1 NNRR 2 3<br>0 3 6 9 12 15<br>(9.84) (19.66) (29.53) (39.37) (49.21)<br>Distance in m (feet)<br>**----- End of picture text -----**<br>


**4** 

**Product data sheet | 2023-07-11 13:54:49 Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**GL10-R3812 | G10** SMALL PHOTOELECTRIC SENSORS 

## Light spot size 

Light spot size 

**==> picture [116 x 119] intentionally omitted <==**

**----- Start of picture text -----**<br>
Diameter in mm (inch)<br>Ø 15 Ø 58 Ø 180<br>(0.6) (2.3) (7.1)<br>0.1 5 15<br>(0.3) (16.4) (49.2)<br>Distance in m (feet)<br>Sensor<br>**----- End of picture text -----**<br>


## Sensing range diagram 

GL10 

**==> picture [203 x 125] intentionally omitted <==**

**----- Start of picture text -----**<br>
� 0,1/0,15 3 4<br>� 0,08/0,15 6 7,5<br>� 0,08/0,15 8,5 11<br>� 0,08/0,15 10 12<br>� 0,08/0,15 11,5 13,5<br>� 0,08/0,15 12 15<br>0 5 10 15 20<br>(16.4) (32.81) (49.21) (65.62)<br>Distance in m (feet)<br>**----- End of picture text -----**<br>


Sensing range Sensing range max. 

① Reflective tape REF-IRF-56 

- ② Reflector PL20A 

- ③ Reflector PL30A 

- ④ Reflector P250 

- ⑤ Reflector PL40A 

⑥ Reflector PL80A 

## Adjustments 

**==> picture [46 x 78] intentionally omitted <==**

**==> picture [12 x 10] intentionally omitted <==**

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


⑥ Adjustment of sensing range 

**2023-07-11 13:54:49 | Product data sheet Subject to change without notice** 

**PHOTOELECTRIC SENSORS | SICK** 

**5** 

**GL10-R3812 | G10** SMALL PHOTOELECTRIC SENSORS 

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

GTE10, GL10, GL10G, AC/DC, cable 

0.5 (.02) 51.5 (2.03) 20 (.79) 47.4 (1.87) ~~0~~ G ~~a~~ llLt cin 42.9 (1.69) 

① Center of optical axis, sender 

- ② Center of optical axis, receiver 

- ③ Mounting hole, Ø 4.2 mm 

- ④ LED indicator yellow: Status of received light beam 

- ⑤ LED indicator green: power on 

## Recommended accessories 

Other models and accessories www.sick.com/G10 

||**Brief description**|**Type**|**Part no.**|
|---|---|---|---|
|Universal bar clamp systems||||
||Q-Lock, bar clamp system for G10 and reflector P250, Die-cast zinc, steel, zinc coated|BEF-KHSQ12R01|2071260|
|Mounting brackets and plates||||
||Universal mounting bracket for reflectors, steel, zinc coated|BEF-WN-REFX|2064574|
|Plug connectors and cables||||
|Qe|Head A: male connector, M12, 5-pin, straight<br>Cable: unshielded<br>For field bus technology|STE-1205-G|6022083|
|Reflectors||||
|a|Rectangular, screw connection, 51 mm x 61 mm, PMMA/ABS, Screw-on, 2 hole mount-<br>ing|P250|5304812|



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**Product data sheet | 2023-07-11 13:54:49 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

Updated at April 23, 2026

SICK is a globally recognized leader in factory and logistics automation technology, renowned for engineering advanced sensors and developing innovative digital services. Driven by a commitment to high precision, reliability, and versatility, the company provides the foundational components required to transform traditional manufacturing processes into intelligent, self-optimizing systems that adapt autonomously using real-time data. Our comprehensive selection of SICK products is heavily focused on their industry-leading sensing technologies. We offer a robust portfolio of light sensors designed to deliver exceptional accuracy and performance in demanding industrial environments. Furthermore, our extensive range features high-quality proximity sensors and switches, providing the dependable object detection essential for automated production, packaging, and material handling applications. To ensure seamless integration of these advanced sensor networks, our offering is complemented by specialized connectivity solutions such as SICK fiber optic lead assemblies. From consumer goods and electronics to logistics and automotive manufacturing, SICK delivers the cutting-edge automation technology necessary to maximize operational efficiency and maintain continuous, reliable performance across diverse industrial sectors.

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