edgeController
25
A
Permanent connection: device
– USB connector
► Use a prewired cable.
(M12 connector, B-coded on USB socket, type A, watertight, cable length 1.5 m,
wires twisted and screened)
► If self-assembling cables, please only use cables according to USB 2.0
specification.
Keep length "B" as short as possible and position the USB connector in the
immediate vicinity of the device. The length "B" considerably influences the quality
of the USB data transmission.
B
► Use a connection cable with the designation "Full Speed/High Speed" (= USB
connection cable with twisted and screened cores according to USB 2.0
specification).
► Do not use more than one USB cable for the connection.
>
5.8.1
Short-circuit protection
61294
NOTICE!
The USB interface (M12 connector) is not protected against short circuits with a live wire
outside the following voltage ranges:
•
+5 V DC -0.3...6.0 V DC (pin 1)
•
–Data -0.3...3.6 V DC (pin 2)
•
+Data -0.3...3.6 V DC (pin 3)
•
ID -0.3...3.6 V DC (pin 4)
A short circuit will destroy the USB interface.
