Installation guide

XWEB SERIES Installation Guide
Pg. 8/74 1592017000 04/11/2004
Right connection:
Wrong connection:
• Always keep the serial cable away from power cables.
• Always keep the serial cable away from Electro-magnetic or
frequency sources.
• Do not connect shield to ground.
• Do not connect the “Gnd” terminal.
• Remember to draw a map of the line. This will help you to find
errors if something is wrong.
• The instrument with RS485 have “+” and “-“ terminals, respect
the polarity.
• To keep the line balanced it is necessary a 100 Ohm resistor at
the end of the line (you ca use the RS 485+ and RS 485-
terminals of the last instrument connected).