22
XR Series Installation and Technical Instructions
Wiring
RS 485 Multi-Drop Wiring
1.
Set the Communication Input Jumper (JP 1) to RS485.
2.
Terminate the indicator’s communication wires at the RS 485 terminal
(J4), shown in Figure
, using one of the following methods:
Parallel Multi-drop wiring
Split Multi-Drop Wiring
Multi-Drop IDs are set using the
CONFIG Dip-switches. For
settings, see
SCALE CONTROLLER
TO RD 1
TO RD 2
TO RD 3
ETC.
TX A
RX A
RX A
RX A
RX A
TX B
RX B
RX B
RX B
RX B