Hardware manual

PCI VELOCITY / OPTO ISO RS422/485 Introduction
Intro 1
PCI VELOCITY RS422/485 AUTOGATING
PCI OPTO ISOLATED RS422/485 AUTOGATING
These products conform to the following standards:
CE standard: EN55022:1987
TIA /EIA: 423 B (1996)
EIA: 485 A (1995)