Serial Communication Adapters
Instruction Manual
3
Table of Contents
SAFETY INFORMATION ------------------------------------------------- 2
SPECIFICATIONS ---------------------------------------------------------- 4
RS-485 Serial Adapter ----------------------------------------------------------- 4
USB Serial Adapter -------------------------------------------------------------- 4
SERIAL COMMUNICATIONS OVERVIEW -------------------------- 5
RS-485 SERIAL ADAPTER ---------------------------------------------- 6
Description ------------------------------------------------------------------------- 6
Installation -------------------------------------------------------------------------- 7
PRD1000 Serial Communication Address (
serIAl
) ------------------- 7
Connections ---------------------------------------------------------------------- 9
USB SERIAL ADAPTER ------------------------------------------------- 10
Description ----------------------------------------------------------------------- 10
Installation ------------------------------------------------------------------------ 10
TROUBLESHOOTING ---------------------------------------------------- 11
Table of Figures
Figure 1. RS-422 or RS-485 Wiring ..................................................... 8
Figure 2. RS-485 Two-Wire Multi-Drop Wiring ................................... 8
Figure 3. Connections for RS-485 Adapter to Serial Converter ....... 9