7
CHAPTER 3: Installation
Figure 2. Wiring diagram for two High Speed
SHM-B Async units.
3.2 EIA-232 Connection
Connect the High Speed SHM-B Async to your
computer or terminal with a standard EIA-232 cable
and DB25 connectors. Refer to your equipment’s
installation manual if you need information on the
exact EIA-232 signals required for your equipment.
Often, it is best to use only the Transmit Data (TD),
TX+
TX-
RX+
RX-
RX+
RX-
TX+
TX-
SHM #1
SHM #2