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Owner's manual

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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).