Owner`s manual

117
14.1.5 V75 EIA-422 CABLING
The cable required to connect an EIA-422 device to the V75 module
using EIA-422 serial interface must have TX+ wired to RX+ (and vice
versa), TX- wired to RX- (and vice versa), HSO wired to HSI (and
vice versa), and the grounds connected. Please see Figure 37.
V75 (EIA-422) Equipment
RJ-45 Connections
1 HSO HSI
2 GND GND
3 TX+ RX+
4 TX- RX-
5 RX- TX-
6 RX+ TX+
7 GND GND
8 HSI HSO
Figure 37: V75 EIA-422 Connection
NOTE: The HSO, HSI, and GND signals do not need to
be connected if you are not using hardware handshake
lines.
14.2 V76 CABLING
The V76 current loop module contains four fixed current