5
vacon • 37
ELECTRICAL CONNECTION
Tel. +358 (0) 201 2121 • Fax +358 (0)201 212 205
Jumper selections
There are four jumper blocks on the OPTD2 board. The factory defaults and other available jumper
selections are presented below.
Note!
Position C can be used with 3- or 4-wire CAN cable to interconnect isolated CAN ground levels in
the network. It is recommended to connect the cable shield to the grounding clamp of the drive.
Figure 25.Jumper selections for OPT-D2, up to version G
Figure 26.X3 jumper selections for OPT-D2, version H and lat-
er
Jumper block X3:
CAN grounding
Connected to shield
Not connected to shield
Jumper block X4:
CAN termination
Terminated
Not terminated
Jumper block X5*:
System bus output
Output TX1
Output TX2
Jumper block X6*:
SystemBus input ON/OFF
ON
OFF
= Factory default
*If the board is placed in slot B the SystemBusis not
available. Remove jumpers X5 and X6.
CAN grounding
A
B
C
A: Connected to ground
B: Connect ed to grou nd via LC filter
C: Conne cted to CAN isolated grou nd
Not assembled: No con nection
S ee fur ther cl ar ific ations of the al ter natives next pa ge!