2755-ld8_user_manual操作说明书手册

ABALLEN-BRADLEYDURLITYHigh PerformanceVisible Laser Diode Scanners(Catalog No.2755-LD421,-LD4242755-LD8z1,-LD8z4)Product DataThese high performance,fixed-mount scanners use a Visible Laser DiodeUse the lines below to(VLD)for non-contact scanning.The laser generates a small,concentrateddetermine the narrowestlight beam that exits the scan window.Light,reflected off the bar codeelement of your bar codesymbolsymbols,passes back through the window and is detected by a light sensor.Compare the smallest bar.orThe signal is then sent to a decoder for further processing.space,of your bar codesymbol to the lines below.The scanners are compatible with these Allen-Bradley bar code decoders:75.Catalog No.2755-DM6 or-DM9 Bar Code Decoder10.Catalog No.2755-DS1A/DS4A Enhanced Single-Head Decoders15.Catalog No.2755-DD1A/DD4A Enhanced Dual-Head Decoders2025Equipped with either a NEMA Type 1 or Type 4 connector,the30environmentally sealed enclosure is suitable for a wide range of applicationsEach scanner has a permanently attached 10 foot(3 meter)cable for35connecting to a decoder and an 11.5 inch(.29 meter)package detector cable.When in doubt,alwaysselect the smallest bar width.Extension cables increase the scanner-to-decoder distance to 25 or 50 feet(7.6 or 15.2 meters).