INSTALLATION
Page 26
DOC_DEV_IPL-E_User guide_A
Router Firewall IPL-E
The RS485 serial interface is provided on the front
panel 2 positions screw-block.
It is not isolated.
Long RS485 line or high data rate
if the RS485 line is longer than10 meters or if the
data rate is greater than 19200 b/s, it is necessary
to connect one 120 Ohm matching resistor at each
end of the line and two 390 Ohm polarisation
resistors at one of the two extremities of the line.
