AC36VHES-1, -3 / AC45VHES-1, -3 / AC54VHES-1, -3 Operations Manual....
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6.5
REMOTE COMMUNICATIONS, cont.
6.5.2 RS-485/Modbus
If included in the converter, a Modbus Option converter/optical-isolator will be located adjacent
to the RS-232C serial port (see Figure 5 on page 22).
The Modbus Option included converter/optical-isolator connections are depicted in Figure 8
below.
FIGURE 8 RS-485 CONNECTIONS