FlexDSL ORION 3 - Page 153

User Manual LTU Orion 3
153
Type – DB-26H (D-Sub High Density, female), 26 pins.
Pin No.
Signal RS-485/422
Description
Direct.
FD
HD
7
TXD+
TXD/RXD+
Transmit Data +
Out
9
RXD+
Receive Data +
In
16
TXD-
TXD/RXD-
Transmit Data -
Out
18
RXD-
Receive Data -
In
11
Signal Ground
12
Signal Ground
13
Signal Ground
14
Signal Ground
15
Cable is Connected
In
This connector description is only correct with the RS-485 daughter board (attention, the RS-485
daughter board is different than the Nx64 daughter board!).
Type – DB-26H (D-Sub High Density, female), 26 pins.
Pin No.
Signal RS-485/422
RS-232
Description
Direct.
FD
HD
7
TXD1+
TXD/RXD1+
RXD1
Transmit Data +
Out
9
RXD1+
TXD1
Receive Data +
In
3
TXD1-
TXD/RXD1-
CTS1
Transmit Data -
Out
16
TXD1-
TXD/RXD1-
CTS1
Transmit Data -
Out
8
RXD1-
RTS1
Receive Data -
In
18
RXD1-
RTS1
Receive Data -
In
11
GND
Signal Ground
In
12
GND
Signal Ground
13
GND
Signal Ground
14
GND
Signal Ground
15
CC
Cable is Connected
In
24
TXD2+
TXD/RXD2+
RXD2
Transmit Data +
Out
26
RXD2+
TXD2
Receive Data +
In
20
TXD2-
TXD/RXD2-
CTS2
Transmit Data -
Out
25
RXD2-
RTS2
Receive Data -
In
This connector description is only correct with the 2xRS-232/422/485 daughter board.