Hardware And Connection Setup; Configuring Remote Control Using; Figure 5-1 Remote Control Connectors - Xantrex Watt Series Programmable DC Power Supply XG 850 Operating Manual

Hardware and Connection Setup

This section provides information on setting up the hardware and is
organized into setup for each hardware type. Once the setup has been
successfully completed, data can be sent to and responses received from
the power supply. Select which hardware interface to use and follow the
instructions and diagram for that hardware set up.
Configuring Remote Control Using RS-232
To configure remote control using RS-232:
1. Use the top J4 connector of the two 8-pin RJ-45 jacks, as shown in
2. Connect from PC to power supply using a cable that meets the

Figure 5-1 Remote Control Connectors

Table 5-1 Remote Control Connector Pins and Functions J4 and J6
Pin
J4.1
J4.2
J4.3
J4.4
J4.5
J4.6
J4.7
J4.8
J6.9
M370078-01
Figure 5-1, to connect to the RS-232 remote interface.
cabling specifications listed in Table 5-1.
J4:
RS-232 and RS-485
connector in port
J6:
RS-232 and RS-485
connector out port
Reference Direction
RX-232 Input
TX-232 Output
RXD+ Input
RXD– Input
TXD+ Output
TXD– Output
GND –
NC –
NC –
Hardware and Connection Setup
Function
RS-232
RS-232
RS-485 receiving
RS-485 receiving
RS-485 transmitting
RS-485 transmitting
Ground
–
–
5
1
5-3