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9
2.4.1 Wiring RS232 Interface -- Wall Mount iServer
Table 2.3
shows the signals and the direction of signals on the DB9 (DTE configuration)
RS232 Serial Port.
Table 2.3
2.4.2 Wiring RS232 Interface -- DIN Rail iServer
Table 2.4
shows the signals and the direction of signals on the Screw Terminal Block
connector.
Table 2.4
9-12 Vdc
ETHERNET
RESET
ACTIVITY
NETWORK LINK
TX-TRANSMIT
RX-RECEIVE
Wall Mount iServer
DB9 Pin# Signal Direction
1
DCD
IN
2
Rx
IN
3
Tx
OUT
*4
DTR
OUT
5
GND
--
*6
DSR
IN
*7
RTS
OUT
*8
CTS
IN
9
N/C
N/C
*
These 4 pins can
also be used as
digital input/output
signals (firmware
selection).
DIN Rail iServer
Pin # Signal Direction
1
N/C
--
2
GND
--
3
Rx
IN
4
Tx
OUT
*5
DCD
IN
*6
RTS
OUT
*7
DTR
OUT
*8
CTS
IN
*
These 4 pins can also
be used as digital
input/output signals
(firmware selection).
ACTIVITY
NETWORK LINK
TX-TRANSMIT
RX-RECEIVE
RS-232 / RS-485 / RS-422
SERIAL
RX TX LINK ACT