Proface touch screen 4402ww how to set up and scan guns with USB connection --PFXGP4402WADW

Time: 6/21/2017 3:31:27 PM

Re： Time: 6/22/2017 2:36:00 AM

Have done delta touch screen and scanning gun connection, as if the general HMI does not support the USB connection with the scanning gun, communication with the scanning gun to communicate

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