Yokogawa Touch Screen GP20 User Manual
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All Rights Reserved. Copyright © 2012-2013, Yokogawa Electric Corporation
GS 04L52B01-01EN
May. 7, 2013-00
USB INTERFACE (/UH)
• USB port: Complies with USB 2.0 and host
function
• Number of ports: 2 (one each on the front panel
and rear panel)
• Connectable devices: Only connect the devices
listed below to prevent damage to the devices.
Keyboard: Complies with HID Class Ver. 1.1
104/89 keyboard (US) and 109/89
keyboard (Japanese)
Mouse: Complies with HID Class Ver. 1.1
External medium: USB flash memory
Does not guarantee the operation of all
USB flash memories
External medium such as a hard disk, ZIP,
MO, and optical discs are not supported.
Barcode reader: USB HID Class Ver. 1.1
compatible
English (U.S.) standard USB keyboard
compatible
• Power supply: 5 V ±10%, 500 mA *1
*1: Devices which need more than 500 mA total bus
power for 2 ports cannot be connected at the
same time.
For low powered devices (bus power < 100 mA):
5V ± 5%
For high powered devices (bus power < 500 mA):
5V ± 10%