ABB REM 543 Technical Reference Manual page 3

ABB Network Partner REM 543 Protection,
Monitoring and Control
Front RS-232 connection for a PC ....................................................41
Parallel communication support ........................................................41
System structure ...............................................................................42
LON inputs and outputs via a LON bus ............................................43
Display panel (MMI) ..............................................................................44
Alarm indication LEDs ...........................................................................45
Non-latched alarm ............................................................................46
Latched alarm, steady LED ..............................................................47
Latched alarm, blinking LEDs ...........................................................47
Interlocking .......................................................................................48
General control test mode ............................................................48
Design description ......................................................................................48
Technical data .......................................................................................48
Terminal diagram of REM 543 ..............................................................52
Definition of power direction .............................................................53
Terminal connections ............................................................................53
Service ...........................................................................................................56
Ordering Information ....................................................................................57
Type designations and hardware number ..................................................57
Hardware versions of REM 543 .................................................................58
Software configuration ...............................................................................59
References ....................................................................................................60
Glossary ........................................................................................................61
Customer Feedback .....................................................................................63
Technical Reference Manual
Part 1, General
Page 3