GL6L-P7211

Photoelectric Sensor, 12m, 680nm Red Laser, Retroreflective, Digital-PNP LO/DO, G6 Series

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Manufacturer: SICK
Product type:
SVHC: No SVHC (21-Jan-2025)
IP Rating: IP67
Output Type: Digital - PNP LO / DO
Sensor Type: Photoelectric Sensor
Light Source: 680nm Red Laser
Product Range: G6 Series
Qualification: -
Sensing Method: Retroreflective
Connection Method: Cable with 4 Pin M12 Connector
Supply Voltage Max: 30VDC
Supply Voltage Min: 10VDC
Sensing Distance Max: 12m
Operating Temperature Max: 50°C
Operating Temperature Min: -20°C

Delivery and price
Units per pack	50
Price	161.38 €
Current stock	10+
Lead time	30 days

Datasheet

SICK.COM 

DATA SHEET 

GL6L-P7211 G6 Photoelectric sensors 

PHOTOELECTRIC SENSORS - GL6L-P7211 

## **PHOTOELECTRIC SENSORS** 

## GL6L-P7211 

## **ORDERING INFORMATION** 

**Type part no.** GL6L-P7211 1122644 

Further device versions and accessories at www.sick.com/G6 

## CE @:s OG @ ch 

Illustration may differ 

## **DETAILED TECHNICAL DATA** 

## **FEATURES** 

|Functional principle|Photoelectric retro-reflective sensor|
|---|---|
|Sensing range||
|Sensing range min.|0.08 m|
|Sensing range max.|12 m|
|Maximum distance range from reflector to sensor|0.08 m ... 12 m|
|(operating reserve 1)||
|Recommended distance range from reflector to|0.08 m ... 10 m|
|sensor (operating reserve 2)||
|Reference reflector|Reflector P250F|
|Recommended sensing range for the best perfor-|0.08 m ... 4.2 m|
|mance||
|Polarisation filter|Yes|
|Emitted beam||
|Light source|Laser|
|Type of light|Visible red light|
|Shape of light spot|Point-shaped|
|Light spot size (distance)|Ø 3.5 mm (1,000 mm)|
|Maximum dispersion of the emitted beam around|< +/- 1.5° (at TU= +23 °C)|
|the standardized transmission axis (squint angle)||
|Key laser figures||
|Normative reference|IEC 60825-1 / CDRH 21 CFR 1040.10 & 1040.11|
|Laser class|1<br>1)|
|Wave length|680 nm|
|Pulse duration|2µs|
|Maximum pulse power|≤ 11.9 mW|



1) 

Do not intentionally look into the laser beam. Never point the laser beam at people's eyes. 

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PHOTOELECTRIC SENSORS - GL6L-P7211 

|Average service life|100,000 h at Ta= +25 °C|
|---|---|
|Smallest detectable object (MDO) typ.||
||3.5 mm, at 1 m distance (object with 90% remission factor (corresponds to standard white according to|
||DIN 5033))|
|Adjustment||
|Potentiometer|For setting the sensing range|
|Operating mode switch|For inverting the switching function (light/dark switching)|
|Display||
|LED green|Operating indicator|
||Static on: power on|
|LED yellow|Status of received light beam|
||Static on: object not present|
||Static off: object present|



1) 

Do not intentionally look into the laser beam. Never point the laser beam at people's eyes. 

## **SAFETY-RELATED PARAMETERS** 

|MTTFD|1,005 years|
|---|---|
|DCavg|0 %|
|TM(mission time)|10 years|



## **ELECTRONICS** 

|Supply voltage UB|10 V DC ... 30 V DC<br>1)|
|---|---|
|Ripple|< 5 Vpp|
|Usage category|DC-13 (According to EN 60947-5-2)|
|Current consumption|≤ 20 mA, without load. At UB= 24 V|
|Protection class|III|
|Digital output||
|Number|1|
|Type|PNP|
|Switching mode|Light/dark switching|
|Signal voltage PNP HIGH/LOW|Approx. UB-3 V / 0 V|
|Output current Imax.|≤ 100 mA<br>2)|
|Circuit protection outputs|Reverse polarity protected|
||Overcurrent protected|
||Short-circuit protected|
|Response time|≤ 625µs|
|Switching frequency|1,000 Hz<br>3)|
|Pin/Wire assignment||
|Function of pin 4/black (BK)|Digital output, light switching, object present → output Q LOW|
|Function of pin 4/black (BK) – detail|The pin 4 function of the sensor can be switched|
||Additional possible settings via operating mode switch|



1) Limit values. 

2) At UB[ > 24 V, I max. = 50 mA.] 

3) With light/dark ratio 1:1. 

## **MECHANICS** 

|Housing||Rectangular|
|---|---|---|
|Dimensions (W x H x D)||12 mm x 31.5 mm x 21 mm|
|Connection||Cable with M12 male connector, 4-pin, 342 mm|
|Connection detail|||
||Deep-freeze property|Do not bend below 0 °C|
||Conductor size|0.14 mm²|
||Cable diameter|Ø 8 mm|



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PHOTOELECTRIC SENSORS - GL6L-P7211 

||Length of cable (L)|300 mm|
|---|---|---|
|Material|||
||Housing|Plastic, ABS|
||Front screen|Plastic, PMMA|
||Cable|Plastic, PVC|
||Male connector|Metal, copper alloy (C3604 CUZN39PB3)|
|Weight||Approx. 65 g|



## **AMBIENT DATA** 

|Enclosure rating|IP67 (EN 60529)|
|---|---|
|Ambient operating temperature|–20 °C ... +50 °C<br>1)<br>2)|
|Ambient temperature, storage|–40 °C ... +70 °C|
|Typ. Ambient light immunity|Sunlight: ≤ 13,000 lx|
|Shock resistance|30 g, 11 ms (3 positive and 3 negative shocks along X, Y, Z axes, 18 total shocks (EN60068-2-27))|
|Vibration resistance|10 Hz ... 55 Hz (Amplitude 0.5 mm, 3 x 30 min (EN60068-2-6))|
|Air humidity|35 % ... 95 %, relative humidity (no condensation)|
|Electromagnetic compatibility (EMC)|EN 60947-5-2|
|UL File No.|NRKH.E348498 & NRKH7.E348498|



1) As of Ta[ => 45 °C, a max. supply voltage U] B[ = 24 V and a max. load current I] max.[ = 50 mA is permitted.] 

2) Below Tu[ = –20 °C, a warm-up time of 3 seconds is required.] 

## **CERTIFICATES** 

EU declaration of conformity UK declaration of conformity ACMA declaration of conformity Moroccan declaration of conformity China RoHS cULus certificate Laser safety (IEC 60825-1) declaration of manufacturer 

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PHOTOELECTRIC SENSORS - GL6L-P7211 

## **DIMENSIONAL DRAWING** 

**==> picture [269 x 340] intentionally omitted <==**

**----- Start of picture text -----**<br>
12 0.5 21<br>(0.47) (0.02) (0.83) 4<br>3<br>3<br>2<br>1<br>18.3<br>(0.72) 4<br>3<br>(0.12)<br>M12<br>0.5<br>(0.02)<br>6.3 (0.25) 25.4 (1.00) 28.5 1.12)( 31.5 1.24)(<br>9.7<br>(0.38)<br>(11.81)<br>300<br>(1.66)<br>42<br>**----- End of picture text -----**<br>


Dimensions in mm (inch) 

- ① Center of optical axis, sender 

- ② Center of optical axis, receiver 

- ③ display and adjustment elements 

④ Mounting holes M3 

## **DISPLAY AND ADJUSTMENT ELEMENTS** 

**==> picture [150 x 97] intentionally omitted <==**

**----- Start of picture text -----**<br>
2 3 3 2<br>4<br>1<br>**----- End of picture text -----**<br>


① Potentiometer 

② LED yellow 

③ LED green 

- ④ operating mode switch 

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PHOTOELECTRIC SENSORS - GL6L-P7211 

## **CONNECTION TYPE** 

**==> picture [39 x 38] intentionally omitted <==**

**----- Start of picture text -----**<br>
2 1<br>3 4<br>**----- End of picture text -----**<br>


## **CONNECTION DIAGRAM CD-066** 

**==> picture [90 x 60] intentionally omitted <==**

**----- Start of picture text -----**<br>
BN 1<br>+ (L+)<br>te WH 2 not connected<br>BU | 3<br>-  (M)<br>BK 4<br>>—_1- Q<br>**----- End of picture text -----**<br>


## **TRUTH TABLE PNP - LIGHT SWITCHING** 

**==> picture [486 x 232] intentionally omitted <==**

**----- Start of picture text -----**<br>
Light switching Q (normally closed)<br>Object not present  Output HIGH Object present  Output LOW<br>Light receive /)<br>Light receive indicator<br>Load resistance<br>is,<br>i e~,<br>| Oo iyoy e<br>+ (L+) + (L+)<br>Q Q<br>‒ (M) ‒ (M)<br>Load Load<br>**----- End of picture text -----**<br>


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PHOTOELECTRIC SENSORS - GL6L-P7211 

## **TRUTH TABLE PNP - DARK SWITCHING** 

**==> picture [486 x 232] intentionally omitted <==**

**----- Start of picture text -----**<br>
Dark switching Q (normally open)<br>Object not present  Output LOW Object present  Output HIGH<br>Light receive g<br>Light receive indicator<br>Load resistance<br>AX<br>i heKY /<br>oo |<br>Ba) dix<br>+ (L+) + (L+)<br>) tS Q ‒ (M) ‘ta Q ‒ (M)<br>Load Load<br>**----- End of picture text -----**<br>


## **CHARACTERISTIC CURVE** 

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

**----- Start of picture text -----**<br>
Diameter in mm (inch)<br>Ø 3.5 Ø 28 Ø 58 Ø 70<br>(0.14) (1.10) (2.28) (2.76)<br>1 5 10 12<br>(3.28) (16.40) (32.81)(39.37)<br>Distance in m (feet)<br>Sensor<br>**----- End of picture text -----**<br>


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PHOTOELECTRIC SENSORS - GL6L-P7211 

## **CHARACTERISTIC CURVE** 

Operating reserve 

**==> picture [204 x 215] intentionally omitted <==**

**----- Start of picture text -----**<br>
100<br>10<br>1 2 3<br>1<br>0 2 4 6 8 10 12<br>(6.56) (13.12) (19.69) (26.25) (32.81) (39.37)<br>Distance in m (feet)<br>**----- End of picture text -----**<br>


Recommended sensing range for the best performance 

① PL10F reflector 

② Reflector PL20F 

③ Reflector P250F 

## **SENSING RANGE DIAGRAM** 

**==> picture [185 x 124] intentionally omitted <==**

**----- Start of picture text -----**<br>
1 0.08 4.5 5.5<br>2 0.08 6.5 8<br>3 0.08 10 12<br>0 2 4 6 8 10 12<br>(6.56) (13.12) (19.69) (26.25) (32.81) (39.37)<br>Distance in m (feet)<br>D<br>C<br>A B<br>**----- End of picture text -----**<br>


- A = Sensing range min. in m 

- B = Sensing range max. in m 

- C = Maximum distance range from reflector to sensor (operating reserve 1) 

- D = Recommended distance range from reflector to sensor (operating reserve 2) 

Recommended sensing range for the best performance 

① PL10F reflector 

② Reflector PL20F 

③ Reflector P250F 

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/1122644 

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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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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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