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User Manual
Ethernet to RS232 / RS485
Document code: MN67038-2_ENG Revision 1.400 Page 19 of 25
CHARACTERISTICS OF THE CABLES:
E
THERNET
:
The connection with the Ethernet socket must be done with a Ethernet Cable with a RJ45 Plug.
RS232:
The connection from RS232 socket to a serial port (example one from a personal computer) must be made with a Null Modem cable (a serial
cable where the pins 2 and 3 are crossed).
It is recommended that the RS232C Cable not exceed 15 meters.
RS485:
The connection with the RS485 socket must be done with a twisted and shielded cable.
Figure 15: Null modem cabling
