RIO Remote I/O System User Guide
Installing a Long Distance Module (LDM)
Page 182
Chapter 2 Installing hardware and software
Long wire installation
To install a long distance LDM link via long wire proceed as follows;
1. Follow the proced ure given in given in Installation on page 179.
2. At the host ca rd site, connect an LDU to one end of a long wire cable using the DB25
female flying lead on the LDU as shown in the next picture.
3. At the remote site, rep eat step 2. to connect the LDU and so forth.
4. At both the host c ard and remote sites, connect each LDU to any free Link socket on the
associated RTA using the RIO Link flying lead.
5. When the Host Card and RTAs at each end of the LDM connection are powered up,
check that the Power LED on each LDU is green (see page 178).
DB25 female flying lead
to remote site LDU
DB25 female flying lead
from host card site LDU
Long wire cable.
See page 186 .