Chapter 7: Setting Up Communication
Safety and Monitoring Interface Installation Manual – MAN-01-00067-2.1
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3
Pull out the RS485/RS232 terminal block, as shown below:
Figure 20: The RS485/RS232 Terminal Block
4
Loosen the screws of pins B, A and G on the left of the RS485-X block terminal.
Figure 21: RS485/RS232 Block Terminal
5
Insert the wire ends into the
G
,
A
and
B
pins shown above. You can use any color wire for each of the
A, B
and
G
connections, as long as the same color wire is used for all A pins, the same color for all B
pins and the same color for all G pins.
6
Connect all B, A and G pins in all SMIs. The following figure shows this connection schema:
RS485-2
G
A
B
G
A
B
RS485-1
