Owner`s manual

126
14.3.2 V87 EIA-485 CABLING
The cable required to connect an EIA-485 device to the
V87 module using EIA-485 serial interface must have
TX+/RX+ wired to the TX+/RX+ line of your equipment,
TX-/RX- wired to TX-/RX-, HSO wired to HSI (and vice
versa), and the grounds connected. Please see Figure
40.
V87 (EIA-485) Equipment
RJ-45 Connections
1 HSO HSI
2 GND GND
3 TX+/RX+ TX+/RX+
4 TX-/RX- TX-/RX-
7 GND GND
8 HSI HSO
Figure 40: V87 EIA-422 Connection
NOTE: The HSO, HSI, and GND signals do not need to
be connected if you are not using hardware handshake
lines.
15 V50/V73/V74/V75/V76/V86/V87
OPERATION
15.1V50/V73/V74/V75/V76/V86/V87 USER-
PROGRAMMABLE FEATURES
The V50/V73/V74/V75/V76/V86/V87 can be programmed
to operate in one of three reporting modes. Other
programmable features include the serial port
configuration and device name for each individual port,
the host module location, the message terminating
character, and time tag. These features are
programmed by accessing the menu-driven configuration
mode from the host module or service port. All features