HBM WE2111 Mode D'emploi page 24

Connector socket
5
9
6
1
Connector socket
5
9
6
1
24
Contact assignment Serial 1
Function
RS-232 Receive
RS-232 Transmit
RS-232 Ground
RS-422/485 Receive A (-)
RS-422/485 Receive B (+)
RS-422/485 Transmit A (-)
RS-422/485 Transmit B (+)
Cable shield: Attach to connector housing
If the RS-422/485 interface is not used, the inputs must
not be used. These contacts are connected through to
the second serial interface Serial 2.
The termination resistors required for the RS422/485
interface are integrated in the WE2111 and are activated
via software.
Contact assignment Serial 2
Function
RS-232 Transmit
RS-232 DTR Handshake
RS-232 Ground
RS-422/485 Receive A (-)
RS-422/485 Receive B (+)
RS-422/485 Transmit A (-)
RS-422/485 Transmit B (+)
Cable shield: Attach to connector housing
Contact No. Abbreviation
(Pin)
2 RX1
3 TX1
5 GND1
6 RA
7 RB
8 TA
9 TB
Contact No. Abbreviation
(Pin)
3 TX2
4 DTR
5 GND2
6 RA
7 RB
8 TA
9 TB
A3983-1.0 en/de/fr
WE2111