Setting Of Jumpers And Dip--Switches; Setting Of Jumpers - Raytheon 138-118 Manual

4 Setting of Jumpers and DIP- -Swiches
4.1

Setting of Jumpers

Basicly 2 jumpers have to be set.
These jumpers are the terminators (resisters which terminate the CAN--bus).
Is a distribution Unit used as an so called "end--device" within a CAN--bus application,
both jumpers have to be set. These jumpers aktiviates the terminators at the end of each
CAN--bus.
Not inserted jumpers (open CAN--Bus) leads to an error message at the Operator Unit.
Fig.9:
3647.DOC010302
Distribution Unit
138- -118
1
CAN--Bus terminators
1 = Jumper B32 to activate terminator CAN1--Bus
2 = Jumper B31 to activate terminator CAN2--Bus
2
16
Edition: November 21, 2003