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Appendix 1 Specifications
Item AT20B-SM / AT21B-SM
Readable codes EAN-13, EAN-8, UPC-A, UPC-E, UPC/EAN with Add-on,
Interleaved 2 of 5, Standard 2 of 5, Code 32, Code 39, Codabar
(NW-7), Code 93, Code 128, GS1-128(EAN-128), MSI, Plessey,
GS1 DataBar Omnidirectional (RSS-14), GS1 DataBar Truncated
(RSS-14 Truncated), GS1 DataBar Stacked (RSS-14 Stacked),
GS1 DataBar Stacked Omnidirectional (RSS-14 Stacked
Omnidirectional), GS1 DataBar Limited (RSS Limited), GS1
DataBar Expanded (RSS Expanded),GS1 DataBar Expanded
Stacked (RSS Expanded Stacked)
Reading direction bi-directionally
Resolution 0.125mm
Elevation angle ±50 (Note1)
Tilt angle ±50 (Note1)
Light source LED(Red)
Reading
specifications
Reading confirmation Blue LED, Beeper
Interface RS-232C interface, USB-COM interface, USB Keyboard interface
Operating voltage 5VDC ±5% Input power
requirements
Power consumption
(in auto-off mode)
Max.260 mA
Drip-proof IP42 (Note3)
Drop resistance 1.8m×6times,1.5m×60times(each 6surface x 10times) on the
concrete
(Note2) (Note3) (Note4)
Electrostatic durability IEC61000-4-2 LEVEL Special (Note2) (Note3) (Note4)
dirct dischage, indirect dischage +/- 6kV
Trigger switch operation Operation 1,000,000 times (Note2) (Note4)
Cable bending durability 300,000 times (Note2) (Note3) (Note4)
(right and left 90 in each direction is counted as one bending)
Extended cable strength (static load) 49N × 1minute (Note2) (Note3) (Note4)
Operating temperature
range
-5~50 C
Operating humidity
range
10~90% RH
(Note2)
Storage temperature
range
-10~60C
Storage humidity range 5~95 % RH
(Note2)
Environmental
conditions
Ambient illuminance
range
Max. 10,000 lx
Dimensions (W) x (D) x (H) 2.5 x 6.2 x 3.2 inches (63 x 158 x 80 mm)
Weight Approx. 105 g(excluding the interface cable)
(Note1) Under these conditions:
- EAN-13 and EAN-8 labels conforming to EAN SYMBOL SPECIFICATIONS
- Magnification ratio : 1.0, Space reflectance : 0.8, Bar reflectance : 0.1, Black bars on a white background
(Note2) Sharp temperature change, dewing or freezing not allowed, wet-bulb temperature 30C max.
(Note3) when the interface cable connected.
(Note4) These are test values, but they are not guaranteed values.
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