ABB Relion 620 Series Protocol Manual page 8

Table of contents
2
Data mapping principles.............................................................. 23
Default data organization....................................................... 23
Data in monitoring direction....................................................23
One-bit data mapping.............................................................23
Data in control direction..........................................................24
Digital input data..........................................................................24
Multiple digital inputs mapping............................................... 25
Digital input configuration....................................................... 25
Measurand registers....................................................................26
Register value update............................................................ 27
Primary and per-unit values................................................... 28
Register sizes.........................................................................28
Register saturation................................................................. 28
Rearranging of register value ranges..................................... 29
Time of update....................................................................... 29
Register configuration............................................................ 30
Control operations....................................................................... 31
Control functions.................................................................... 33
Control operations through 4X register structures..................33
Additional control operation features......................................35
Control bit configuration......................................................... 36
System status registers .............................................................. 38
SSR1...................................................................................... 38
SSR2 ..................................................................................... 39
SSR3 ..................................................................................... 40
SSR4 ..................................................................................... 40
SSR5 ..................................................................................... 41
SSR6 ..................................................................................... 41
User-definable data..................................................................... 42
User definable registers......................................................... 43
User definable bits..................................................................43
Data exceptions......................................................................43
Data properties.......................................................................43
Unmapped data locations.......................................................43
UDR data configuration.......................................................... 44
UDR register value manipulation............................................44
UDR register configuration..................................................... 45
Event records ............................................................................. 48
Single event record structure................................................. 49
Single event record reading................................................... 49
Other event record registers...................................................51
Multiple event records reading............................................... 54
Fault records ...............................................................................56
620 series
Communication Protocol Manual