Adjusting The Termination For A Can Bus - Peak PCAN-Router Pro User Manual

PCAN-Router Pro – User Manual
3.2 Adjusting the Termination for a CAN
Bus
Depending on the used CAN transceiver module you can activate or
change the CAN bus termination for each CAN connection CAN 1 to
CAN 4 with switch blocks S1 to S4. Switches 1 and 2 on a switch
block always must have the same position. By default, the switches
are set to off (opposite to position "ON" on a switch block).
Positions of the switch blocks for CAN termination;
Type of transceiver
High-speed CAN (ISO 11898-2)
Low-speed CAN (ISO 11898-3)
Single-wire CAN (SAE J2411)
* Both switches of a switch block
ON switch position is labeled on the switch blocks
Termination at switch position*
Off
none
4.7 k for
CAN_L and CAN_H
9.1 k for CAN_SW
15
ON
120  between
CAN_L and CAN_H
1.1 k for
CAN_L and CAN_H
2.1 k for CAN_SW