Industrial
Electronic Devices
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User Manual
J1939 / Modbus Master
Document code: MN67431_ENG Revision 1.101 Page 11 of 32
CAN:
The connection of the J1939 in the HD67431-E4x-xxx device must be made with a 3way MiniFit
Female connector. The pinout of Male MiniFit connector of the board is at right side of the page.
The connection of the J1939 in the HD67431-E7x-xxx device must be made with a AMP SuperSeal
1.5 Male connector. The pinout of Female connector of the board is at right side of the page.
The termination of J1939 line, with a 120Ω resistor, in the HD67431-Exx-xxx is made internally of
the device; when the order is performed. If the device have the J1939 terminated the code is the
follow: HD67431-Exx-Yxx; otherwise is this other: HD67431-Exx-Nxx.
Cable characteristics:
DC parameter:
Impedance
70 Ohm/m
AC parameters:
Impedance
120 Ohm/m
Delay
5 ns/m
Length
Baud Rate [bps]
Length MAX [m]
10 K
5000
20 K
2500
50 K
1000
100 K
650
125 K
500
250 K
250
500 K
100
800 K
50
1000 K
25
