Industrial
Electronic Devices
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User Manual
CAN from/to Modbus Slave
Document code: MN67412_ENG Revision 1.000 Page 6 of 25
RS485:
The connection of the RS485 in the HD670412-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 RS485 in the HD670412-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 RS485 line, with a 220Ω resistor, in the HD67412-Exx-xxx is made
internally of the device; when the order is performed. If the device have the RS485
terminated the code is the follow: HD67412-Exx-xYx; otherwise is this other: HD67412-
Exx-xNx.
The maximum length of the cable should be 1200m (4000 feet).
Here some codes of cables:
Belden: p/n 8132 - 2x 28AWG stranded twisted pairs conductor + foil shield +
braid shield;
Belden p/n 82842 - 2x 24AWG stranded twisted pairs conductor + foil shield +
braid shield;
Tasker: p/n C521 - 1x 24AWG twisted pair con foil braid shield;
Tasker: p/n C522 - 2x 24AWG twisted pairs conductor + foil shield + braid
shield.
Link for Mini-Fit® connectors:
http://www.molex.com/molex/products/group?key=minifit_products&channel=products
Link for SuperSeal 1.5 connectors:
http://www.te.com/catalog/cinf/en/c/10876/956
