Chatsworth-products Remote Infrastructure Management System Protocol C Manuel d'utilisateur télécharger pdf (Page 18)

RIM-Protocol Converter User Guide - Version 1.0

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2.3.3 EIA-232 COM Connection

The EIA-232 port can be connected to a PC for IP conﬁguration, ﬁrmware downloads, and

troubleshooting.

NOTE: The EIA-232 is typically only used as a temporary connection.

Connect the straight through, 9-pin, serial cable as shown.

Figure 2.5 EIA-232 COM Connection

2.3.4 Modbus EIA-485 Connections

The Protocol Converter can function as a Modbus Slave or Modbus Master over an EIA-485

hardware connection. The Dual Port Protocol Converter contains three EIA-485 ports, and

EIA-485 Port 2 can be conﬁgured as either a 2-wire or 4-wire connection by wiring the port

appropriately and turning on the Duplex DIP switch. See Table 1.2 and Table 1.3 on page 14

for information about conﬁguring this port.

EIA-485 Ports on the Dual Port Protocol Converter

Figure 2.6 EIA-485 Connection

Port 3 Port 2 Port 1

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 67 68

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Chatsworth-products Remote Infrastructure Management System Protocol C Manuel d'utilisateur Page 18