PCAN-PC Card – User Manual
10
The PCAN-PC Card does not have an internal termination. Use the
card on a terminated CAN bus.
3.3.2
Example of a Connection
Figure 3: Simple CAN connection
This example shows a connection between the PCAN-PC Card and a
control unit. The connection cable is terminated with 120 ohms at
both ends.
3.3.3
Maximum Bus Length
High-Speed-CAN networks may have bit rates of up to 1 Mbit/s. The
maximum bus length depends primarily on the bit rate.
The following table shows the maximum possible CAN bus length
at different bit rates:
Bit rate
Bus length
1 Mbit/s
40 m
500 kbit/s
110 m
250 kbit/s
240 m
125 kbit/s
500 m
50 kbit/s
1.3 km
20 kbit/s
3.3 km
10 kbit/s
6.6 km
5 kbit/s
13.0 km
