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App
Index
3-3
IM WT3001E-17EN
USB Interface (Option)
3.3 Connection via the USB Interface
Connector and Signal Names
1
2
4
3
Pin No.
Signal Name
1 V
BUS
: +5 V
2
D–: –Data
3
D+: +Data
4
GND: Ground
Precautions to Be Taken When Making Connections
• Connect the USB cable by inserting the connector firmly into the USB connector.
• When connecting multiple devices using USB hubs, connect this instrument to the
USB hub that is closest to the controller.
• Do not connect or disconnect the USB cable after the power is turned ON until
this instrument boots up completely (until this instrument is ready for operation,
approximately 20 to 30 s). If you do, this instrument may malfunction.