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L

aser distance sensor user manual 

 

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2.  Features

 

❶ Long detection range (0.2 to 20m) 
❷ High measuring accuracy (typical precision: ±2mm) 
❸ Fast to install 

Using 8 screws can be quickly and firmly installed 

❹ Easy to operating 

Automatic measurement by simple commands from computer 

❺ Safety in use 

Laser class 2, harmless to the human body (avoid direct eye exposure) 

❻ Kinds of output type 

RS232/485/TTL serial data output 
4~20mA/0~5V/0~10V analog current/voltage output 
Two-way switch output based on thresholds set by users 

❼ Long-life and high reliability with good protection 

High waterproof and dustproof performance with aircraft grade   
aluminum alloy shell (the highest level is IP67)

 

❽ Fully customized service based on 15+ years industry experience 

 

3.  Specifications

 

Laser Distance Sensor 

SKD-20D(RS232) 

Measuring Range 

0.2m to 20m

 

Measuring accuracy 

typ:±2mm 

Smallest unit displayed 

1mm 

Laser class 

Laser type 

635nm,

1mW 

Laser beam diameter approx. 

-at 10m distance 

-at 50m distance 

 

6mm 

30mm 

Measuring mode 

-trigger measuring 

-continuous measuring 

 

yes 

yes 

Summary of Contents for SKD-20D

Page 1: ...SKD 20D Laser Distance Sensor USER MANUAL Version 3 1 Getting more info supports from http www top1sensor com...

Page 2: ...ions 4 4 1 Definitions of connectioncable 4 4 2 Operating Steps 4 5 Inputs and Outputs 5 5 1 Communication Setting 5 5 2 Input data format 5 5 3 Output data format 5 6 Troubleshooting 6 6 1 Factors af...

Page 3: ...formance laser distance sensor and customized service Top1senser com is our official website for online business Laser distance sensor SKD 20D is a new kind of our laser distance measuring instrument...

Page 4: ...10V analog current voltage output Two way switch output based on thresholds set by users Long life and high reliability with good protection High waterproof and dustproof performance with aircraft gra...

Page 5: ...50 Dimension 110 8 50 40mm Weight 210g Use a target plate to increase the measurement range during daylight or if the target has poor reflection properties The highest operating temperature is 40 whe...

Page 6: ...start to measure distance The sensor will return the measured data like XXXXX ASCII to the serial interface and turn off laser beam when it finished a single measurement 4 2 2 3 Send a command U ASCI...

Page 7: ...s meant measured distance numbers unit mm A hundreds of thousands B tens of thousands C thousands D hundreds E tens F ones Notice If any byte in a data frame is not used the sensor will return 0X20 in...

Page 8: ...mooth surface with good reflection like target plate Deep color and rough surface like green or blue target surface Air visibility Clean air Dust fog storm and rain snow Ambient light Dark environment...

Page 9: ...n E 253 FF 4520 32 3533 Temperature too low Warm device up E 255 FF 4520 32 3535 Received signal too weak time for a measurement too long Use a target plate E 256 FF 4520 32 3536 Received signal too s...

Page 10: ...ontact Us Xi an SANK Optical Electronic CO LTD Tel 86 29 82252810 Fax 86 29 82252811 Mobi 86 15353715490 Mr Yang E mail contact top1sensor com Add No 299 Jinhua North Road Xi an China Getting more inf...

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