Dell Edge 3001 Installation And Operation Manual page 11

P P in
9
10
Table 9. RS-485/RS-422 full duplex pin definition details
Pin
1
2
3
4
5
6
7
8
9
10
Table 10. RS-485 half-duplex pin definition details
Pin
1
2
3
4
5
6
7
8
9
10
Signal
RI
GND
Signal
TXD–
TXD+
RXD+
RXD–
GND
Not applicable
Not applicable
Not applicable
Not applicable
GND
Signal
Data–
Data+
Not applicable
Not applicable
GND
Not applicable
Not applicable
Not applicable
Not applicable
GND
Characteristics
Ring Indicator
Ground
Characteristics
Transmit Data A
Transmit Data B
Receive Data B
Receive Data A
Ground
Not applicable
Not applicable
Not applicable
Not applicable
Ground
Characteristics
(–) TX/RX data
(+) TX/RX data
Not applicable
Not applicable
Ground
Not applicable
Not applicable
Not applicable
Not applicable
Ground
11