E3S-LS3PW 2M

**PCB Sensors E3S-LS3** @ 

CSM_E3S-LS3__DS_E_5_2 

## **Reliable Detection Unaffected by PCB Holes or Notches** 

- High-limit E3S-LS3@ is suitable for incorporation in devices. 

- Wide-range E3S-LS3@W is ideal for detecting tall components mounted on boards. 

- Timer function models available. 

Be sure to read _Safety Precautions_ on page 4. ~~A~~ 

For the most recent information on models that have been certified for safety standards, refer to your OMRON website. 

## **Ordering Information** 

**Sensors [Refer to** _**Dimensions**_ **on page** _**4**_ **.]** 

Red light 

**Connection Timer Model Sensing method** ~~rr~~ **Appearance method Sensing distance function NPN output PNP output** Without **E3S-LS3N 2M E3S-LS3P 2M** * * ~~a~~ 20 to 35 mm 1 2 ConvergentWith **E3S-LS3NT 2M E3S-LS3PT 2M** reflective Pre-wired (2 m) Without **E3S-LS3NW 2M E3S-LS3PW 2M** 10 to 60 mm *1*3 With **E3S-LS3NWT 2M E3S-LS3PWT 2M** ~~a. os ~_a~~ *1. For white paper: 80 × 80 mm. 

- *2. Install the Sensor at least 60 mm away from the background. 

- *3. Install the Sensor at least 120 mm away from the background. 

**1** ~~a~~ 

**E3S-LS3** @ 

## **Ratings and Specifications** 

||**Sensing method**|**Convergent-reflective**|**Convergent-reflective**|
|---|---|---|---|
|**Item**|**Model**|**E3S-LS3N(T)/-LS3P(T)**|**E3S-LS3NW(T)/-LS3PW(T)**|
|**Sensing**<br>**distance**|**White paper***|20 to 35 mm<br>(installation distance from background: 60 mm min.)|10 to 60 mm<br>(installation distance from background: 120 mm min.)|
||**Black paper***|20 to 30 mm<br>(installation distance from background: 60 mm min.)|15 to 50 mm<br>(installation distance from background: 120 mm min.)|
|**Light source (wavelength)**||Red LED (660 nm)||
|**Power supply voltage**||12 to 24 VDC±10%, ripple (p-p) 10% max.||
|**Current consumption**||25 mA max.||
|**Control output**||Load power supply voltage: 24 VDC max.,<br>Load current: 100 mA max., (Residual voltage: 1 V max. for NPN output or 2 V max. for PNP output)<br>Open collector output configuration: NPN or PNP output depending on the model,<br>Operating mode: Light-ON||
|**Protection circuits**||Power supply reverse polarity protection, Output short-circuit protection, Mutual interference prevention||
|**Response time**||Operate or reset: 1 ms max.||
|**Timer function**<br>**(only models with timer function)**||OFF-delay range: 0.1 to 1.0 s (adjustable)||
|**Ambient illumination**<br>**(Receiver side)**||Incandescent lamp: 5,000 lux max.||
|**Ambient temperature range**||Operating:−10 to 55°C (with no icing or condensation)<br>Storage:−25 to 70°C (with no icing or condensation)||
|**Ambient humidity range**||Operating: 35% to 85% (with no condensation)<br>Storage: 35% to 95% (with no condensation)||
|**Insulation resistance**||20 MΩmin. (at 500 VDC)||
|**Dielectric strength**||1,000 VAC at 50/60 Hz for 1 minute||
|**Vibration resistance**||Destruction: 10 to 55 Hz with a 1.5-mm double amplitude for 2 hrs each in X, Y and Z directions||
|**Shock resistance**||Destruction: 500 m/s2, 3 times each in X, Y and Z directions||
|**Degree of protection**||IEC 60529 IP40||
|**Connection method**||Pre-wired (standard length: 2 m)||
|**Weight (packed state)**||Approx. 80 g||
|**Material**|**Case**|ABS (Acrylonitril Butadiene Styrene)||
||**Lens**|Methacrylic resin||
|**Accessories**||Instruction manual, M3 screws, Adjustment screwdriver (only models with timer function)||



* For 80 × 80 mm. 

## **Engineering Data (Reference Value)** 

## **Sensing Distance vs. Materials** 

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80<br>E3S-LS3@(T)<br>70<br>E3S-LS3@W(T)<br>60<br>50<br>40<br>30<br>20<br>10<br>0<br>White Black SUS PWB  Black<br>paper paper with green  PWB<br>resist<br>Materials<br>Sensing distance (mm)<br>**----- End of picture text -----**<br>


**2** 

**E3S-LS3** @ 

## **Operating Range (Left and Right)** 

## **Operating Range (Up and Down)** 

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15 −15<br>Sensing object: White paper, 80 × 80 mm Sensing object: White paper, 80 × 80 mm<br>12 Y −12 Y<br>9 X E3S-LS3@W(T) −9 X E3S-LS3@W(T)<br>6 −6<br>E3S-LS3@(T)<br>3 E3S-LS3@(T) −3<br>0 00 10 20 30 40 50 60 70<br>0 10 20 30 40 50 60 70<br>−3 3<br>−6 6<br>−9 9<br>−12 12<br>−15 15<br>Set distance X (mm) Set distance X (mm)<br>Excess Gain vs. Set Distance Spot Diameter vs. Sensing Distance<br>(E3S-LS3 @ (T), E3S-LS3 @ W(T) (Common)<br>100 35<br>Sensing object: White paper, 80 × 80 mm<br>30<br>25<br>10<br>Direction L d<br>20<br>L<br>15<br>Operating 1 E3S-LS3@(T)<br>level<br>10<br>Direction d<br>E3S-LS3@W(T)<br>5<br>0.1 0<br>0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 10 20 30 40 50 60 70<br>Set distance (mm) Set distance (mm)<br>Set distance Y (mm) Set distance Y (mm)<br>Excess gain ratio (times) Spot diameter (mm)<br>**----- End of picture text -----**<br>


**Spot Diameter vs. Sensing Distance (E3S-LS3** @ **(T), E3S-LS3** @ **W(T) (Common)** 

## **I/O Circuit Diagrams** 

## **NPN Output** 

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Model Operation mode Timing charts Output circuit<br>Incident light<br>No incident light<br>E3S-LS3NE3S-LS3NW Operation indicator (orange) OFFON Operationindicator Brown 12 to 24 VDC<br>Output transistor ON (orange) Load<br>OFF Photo-<br>electric Black<br>Light-ON Sensor<br>Incident light main OUT<br>circuit<br>No incident light T Z<br>E3S-LS3NTE3S-LS3NWT Operation indicator (orange) OFFON Blue 0 V<br>Output transistor ON<br>OFF<br>T: OFF-delay timer (0.1 to 1.0 s)<br>**----- End of picture text -----**<br>


**3** 

**E3S-LS3** @ 

## **PNP Output** 

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Model Operation mode Timing charts Output circuit<br>eeee<br>Incident light<br>No incident light<br>E3S-LS3P Operation indicator  ON<br>E3S-LS3PW (orange) OFF Operation Brown 12 to 24 VDC<br>Output transistor ON indicator(orange)<br>OFF Photo-<br>Light-ON =o ao electricSensor r Black OUT<br>Incident light main<br>No incident light T | circuit Load<br>E3S-LS3PT Operation indicator  ON Blue<br>E3S-LS3PWT (orange) OFF 0 V<br>Output transistor ON<br>OFF<br>T: OFF-delay timer (0.1 to 1.0 s)<br>**----- End of picture text -----**<br>


## **Safety Precautions** 

**Refer to** _**Warranty and Limitations of Liability**_ **.** 

## **WARNING** 

**This product is not designed or rated for ensuring safety of persons either directly or indirectly. Do not use it for such purposes.** 

**Precautions for Correct Use** ~~[~~ Do not use the product in atmospheres or environments that exceed product ratings 

## **Dimensions** 

(Unit: mm) Tolerance class IT16 applies to dimensions in this datasheet unless otherwise specified. 

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E3S-LS3N(T)/E3S-LS3P(T)<br>Operation Indicator (orange) Timer adjuster *<br>E3S-LS3NW(T)/E3S-LS3PW(T)<br>10<br>14.2<br>8.5 dia. Mounting Holes<br>Two, 3.6 dia.<br>19.3 BD<br>11.8<br>5.4<br>28<br>0.3<br>3 28<br>34 3<br>Two, M3 Mounting Holes<br>10<br>Receiver Emitter 4-dia.vinyl-insulated round cable with 3 conductors<br>(Conductor cross section: 0.2 mm [2] , Insulator diameter: 1.1 mm),<br>Standard length: 2 m<br>**----- End of picture text -----**<br>


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*  The timer adjuster is only for models with the timer function.<br>**----- End of picture text -----**<br>


**4** 

## **Read and Understand This Catalog** 

Please read and understand this catalog before purchasing the products. Please consult your OMRON representative if you have any questions or comments. 

## **Warranty and Limitations of Liability** 

- **WARRANTY** OMRON's exclusive warranty is that the products are free from defects in materials and workmanship for a period of one year (or other period if specified) from date of sale by OMRON. 

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OMRON MAKES NO WARRANTY OR REPRESENTATION, EXPRESS OR IMPLIED, REGARDING NON-INFRINGEMENT, MERCHANTABILITY, OR<br>FITNESS FOR PARTICULAR PURPOSE OF THE PRODUCTS.  ANY BUYER OR USER ACKNOWLEDGES THAT THE BUYER OR USER ALONE HAS<br>DETERMINED THAT THE PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR INTENDED USE.  OMRON DISCLAIMS ALL OTHER<br>WARRANTIES, EXPRESS OR IMPLIED.<br>**----- End of picture text -----**<br>


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LIMITATIONS OF LIABILITY<br>OMRON SHALL NOT BE RESPONSIBLE FOR SPECIAL, INDIRECT, OR CONSEQUENTIAL DAMAGES, LOSS OF PROFITS OR COMMERCIAL LOSS<br>IN ANY WAY CONNECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED ON CONTRACT, WARRANTY, NEGLIGENCE, OR STRICT<br>LIABILITY.<br>**----- End of picture text -----**<br>


In no event shall the responsibility of OMRON for any act exceed the individual price of the product on which liability is asserted. IN NO EVENT SHALL OMRON BE RESPONSIBLE FOR WARRANTY, REPAIR, OR OTHER CLAIMS REGARDING THE PRODUCTS UNLESS OMRON'S ANALYSIS CONFIRMS THAT THE PRODUCTS WERE PROPERLY HANDLED, STORED, INSTALLED, AND MAINTAINED AND NOT SUBJECT TO CONTAMINATION, ABUSE, MISUSE, OR INAPPROPRIATE MODIFICATION OR REPAIR. 

## **Application Considerations** 

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SUITABILITY FOR USE<br>OMRON shall not be responsible for conformity with any standards, codes, or regulations that apply to the combination of products in the customer's<br>application or use of the products.<br>At the customer's request, OMRON will provide applicable third party certification documents identifying ratings and limitations of use that apply to the<br>products.  This information by itself is not sufficient for a complete determination of the suitability of the products in combination with the end product,<br>machine, system, or other application or use.<br>The following are some examples of applications for which particular attention must be given.  This is not intended to be an exhaustive list of all possible<br>uses of the products, nor is it intended to imply that the uses listed may be suitable for the products:<br> Outdoor use, uses involving potential chemical contamination or electrical interference, or conditions or uses not described in this catalog.<br> Nuclear energy control systems, combustion systems, railroad systems, aviation systems, medical equipment, amusement machines, vehicles,<br>safety equipment, and installations subject to separate industry or government regulations.<br> Systems, machines, and equipment that could present a risk to life or property.<br>Please know and observe all prohibitions of use applicable to the products.<br>NEVER USE THE PRODUCTS FOR AN APPLICATION INVOLVING SERIOUS RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE<br>SYSTEM AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS, AND THAT THE OMRON PRODUCTS ARE PROPERLY RATED AND<br>INSTALLED FOR THE INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM.<br>PROGRAMMABLE PRODUCTS<br>OMRON shall not be responsible for the user's programming of a programmable product, or any consequence thereof.<br>Disclaimers<br>CHANGE IN SPECIFICATIONS<br>Product specifications and accessories may be changed at any time based on improvements and other reasons.<br>It is our practice to change model numbers when published ratings or features are changed, or when significant construction changes are made.<br>However, some specifications of the products may be changed without any notice.  When in doubt, special model numbers may be assigned to fix or<br>establish key specifications for your application on your request.  Please consult with your OMRON representative at any time to confirm actual<br>specifications of purchased products.<br>DIMENSIONS AND WEIGHTS<br>Dimensions and weights are nominal and are not to be used for manufacturing purposes, even when tolerances are shown.<br>PERFORMANCE DATA<br>Performance data given in this catalog is provided as a guide for the user in determining suitability and does not constitute a warranty. It may represent the<br>result of OMRON’s test conditions, and the users must correlate it to actual application requirements. Actual performance is subject to the OMRON<br>Warranty and Limitations of Liability.<br>ERRORS AND OMISSIONS<br>The information in this document has been carefully checked and is believed to be accurate; however, no responsibility is assumed for clerical,<br>typographical, or proofreading errors, or omissions.<br>2012.8<br>In the interest of product improvement, specifications are subject to change without notice.<br>**----- End of picture text -----**<br>


## **OMRON Corporation Industrial Automation Company** 

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