UK
Process and dialogue module ecomatDisplay CR1058, CR1059
21
5.9 USB interfaces
Wiring
This USB interface is connected to a USB connector in the control panel or in the
dashboard� It is used for the connection of USB 2�0 devices�
The supply of external USB devices via the USB interface is protected against
overload� Max� continuous current: 500 mA
≤ 1,8 m
USB connection via M12 connector
1: Dialogue module
2: USB connector, for example in the control panel or in the dashboard
3: USB device
Permanent connection: Dialogue module – USB connector
►
Use prewired cable� (M12 connector, B-coded on USB socket, type A,
watertight, cable length 1.5 m, wires twisted and screened)
►
Use only cables to USB 2�0 specification for individual wiring� Keep
length "B" as short as possible and position the USB connector in
immediate vicinity to the dialogue module� Length "B" considerably
influences the quality of the USB data transmission�
►
Use a connection cable with the designation "Full Speed/High Speed"
(= USB connection cable with twisted and screened cores to USB 2�0
specification).
►
Do not make a connection using several USB connection cables�