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


Ultra Small 2D Code Reader, High-resolution Type

[Discontinued model]

This model has been discontinued.

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High-resolution type

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


CODE39, ITF, Industrial2of5, COOP2of5, NW-7 (Codabar),
CODE128, GS1-128, GS1 DataBar
CODE93, EAN/UPC, Trioptic CODE39*3

2D code

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

Minimum resolution

0.082 mm 0.003"

Reading distance (typical examples)


19 mm 0.75" to 51 mm 2.01" (cell size: 0.254 mm 0.01")


17 mm 0.67" to 54 mm 2.13" (cell size: 0.254 mm 0.01")

Focal point

38 mm 1.50"

Reading view range (at the focal length)

26.6 mm×17.0 mm 1.05"×0.67"

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% or -10%

Current consumption

630mA or less*4

Environmental resistance

Ambient temperature

0 to +45°C 32 to 113°F

Ambient storage temperature

-10 to +50°C 14 to 122°F

Relative humidity

35 to 95%RH (no condensation)

Operating environment

No dust or corrosive gas present


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

Enclosure rating


Operating ambientluminance

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


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 SR-750HA can read Barcodes which fit into the Field of View.
*4 In order to conform with UL/IEC60950-1, use a Limited Power Source defined by UL/IEC60950-1.

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