THÔNG SỐ KỸ THUẬT
Dimensions | 1.15 in. H x 2.3 in. L x 2.44 in. W 2.92 cm H x 5.84 cm L x 6.2 cm W |
Weight | 3.9 oz./111 g |
Power | Maximum: 5 VDC +/- 10% @ 450 mA |
Models |
DS457SR: 1-D and 2-D bar codes
DS457HD: 1-D and 2-D bar codes, including high density codes DS457DL: 1-D and 2-D bar codes plus parsing of codes found on driver’s licenses and other identification documents DS457DP: 1-D and 2-D bar codes plus direct part marks |
Interfaces Supported | 9-pin male D-sub – USB (full speed) and TTL level RS232 with RTS and CTS |
Electrical Safety | ETL, VDE, CETL, EN60950, Ctick, VCCI |
Laser Classification | Intended for use in CDRH Class II/IEC 825 Class I devices |
EMI/RFI | FCC Part 15 Class B, ICES-003 Class B, CISPR22 Class B |
Environmental | RoHS compliant |
Sensor Resolution | 752 (H) x 480 (V) gray scale |
Imager Field of View |
DS457 SR and DL: 39.6° horizontal, 25.7° vertical DS457 HD and DP: 38.4° horizontal, 24.9° vertical
|
Aiming Element | 655 ± 10 nm (VLD) |
Illumination Element | 625 ± 5 nm (LED) |
Minimum Print Contrast | Minimum 25% absolute dark/light reflectance |
1-D | All major 1-D bar codes |
2-D | PDF417, DataMatrix, QR Code, Aztec, Composite Codes and MaxiCode |
Postal | US Postnet, US Planet, UK Postal, Australian Postal, Japan Postal |