Perle Systems RIO 5500036-17 User Manual
Page 13

RIO Remote I/O System User Guide
Page 13
Installing a Long Distance Module (LDM) ..................................................177
Introduction ...............................................................................................177
Long Distance Unit main components ......................................................178
Installation.................................................................................................179
General procedure ........................................................................................ 179
Installing a long distance LDM link via Modem and leased line .................... 180
Long wire installation ..................................................................................... 182
X.21 Installation ............................................................................................. 183
Cable diagram ............................................................................................... 184
Mini DIN on RIO link flying lead .................................................................... 184
DB25 female on flying lead ........................................................................... 185
Adaptor pinouts for LDU flying lead connectors........................................186
Asynchronous Long-wire Connection (DB25 male to DB25 male) ................ 186
Asynchronous/Synchronous Modem & X21bis (DB25 female to DB25 male) 187
Synchronous X.21 connection ....................................................................... 188
Installing a fault tolerant link .........................................................................189
Installing a dual host fail-safe link (UNIX only) ..........................................190
Installing a dual host failsafe link under Solaris ........................................191
Installing for normal operation ....................................................................... 191
Transferring control to the slave system ........................................................ 194
Installing a dual host failsafe link under SCO OpenServer .......................195
Installing for normal operation ....................................................................... 195
Transferring control to the slave system ........................................................ 196
Installing a dual host failsafe link under SCO UnixWare...........................197
Installing for normal operation ....................................................................... 197
Transferring control to the slave system ........................................................ 198