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          7. Ultra Small 2D Code Reader, Short-distance Type

          2D Code Reader (Fixed Type)SR-600 series

          Ultra Small 2D Code Reader, Short-distance Type


          [Discontinued model]

          This model has been discontinued.

          Compliance with the certification standard is ensured as of the time of shipment from our company.

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          Laser pointer

          Light source

          Visible semiconductor laser (wavelength: 660 nm)


          90 µW

          Pulse duration

          200 µs

          Laser class

          Class 1 Laser Product (IEC60825-1, FDA (CDRH) Part1040.10)*1*2


          Light source

          High-intensity red LED


          Supported codes


          GS1 Databar; CODE39; ITF; Industrial 2 of 5; NW-7 (Codabar); JAN, EAN, UPC; CODE128; COOP 2 of 5; CODE93

          2D code

          QR code, Micro QR code, DataMatrix, PDF417, MicroPDF417, MaxiCode, composite symbol (Composite Component)

          Minimum resolution


          0.127 mm 0.005"

          2D code

          Reading distance (typical examples)


          35 mm to 95 mm 1.38" to 3.74" (cell size: 0.339 mm 0.01")


          31 mm to 97 mm 1.22" to 3.82" (cell size: 0.339 mm 0.01")


          29 mm to 106 mm 1.14" to 4.17" (narrow bar width: 0.339 mm 0.01")

          Focal point

          60 mm 2.36"

          Reading view range (at the focal length)

          42.5mm 1.67" x 27.1mm 1.07"

          Reading time (Typical)

          21 ms (focal length for 21 × 21 QR codes)

          Terminal block


          Number of inputs

          2 (IN1 and IN2)

          Input type

          No-voltage input


          Number of outputs

          4 (OUT1, OUT2, OUT3, and OUT4)

          Output type

          NPN open collector

          Rated load

          24 VDC, 30 mA

          Leakage current when OFF

          0.1mA or less

          Residual voltage when ON

          0.8V or less

          I/O specifications

          Serial interface

          Communication method

          Conforms to EIA RS-232C

          Communication speed

          9600, 19200, 38400, 57600, 115200 bps

          Synchronization between the transmitter and receiver


          Data bit length

          7 or 8 bits

          Stop bit length

          1 bit or 2 bits

          Parity check

          None, odd, even


          Conforms to USB 2.0 Full Speed


          Power voltage

          5 VDC +5 %, -10 %

          Current consumption

          630 mA or less*3

          Environmental resistance

          Enclosure rating


          Ambient light

          Sunlight: 10,000 lux, Incandescent lamp: 6,000 lux

          Ambient temperature

          0 to +45 °C 32 to 113 °F

          Storage temperature

          -10 to +50 °C 14 to 122 °F

          Relative humidity

          35 to 95 % RH (No condensation)

          Operating environment

          No dust or corrosive gases present

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm 0.06", 3 hours in each of the X, Y, and Z directions


          Approx. 160 g

          *1 The laser classification for FDA (CDRH) is implemented based on IEC60825-1 in accordance with the requirements of Laser Notice No.50.
          *2 Use the Limited Power Source defined in UL/IEC60950-1 to comply with UL/IEC60950-1.
          *3 In order to conform with UL/IEC60950-1, use a Limited Power Source defined by UL/IEC60950-1.

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          IL 60143, U.S.A.
          Phone: 1-888-KEYENCE [1-888-539-3623]
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