ABB Relion 670 Series Technical Reference Manual page 36

Table of contents
30
Section 18 Remote communication...................................................1069
Binary signal transfer..........................................................................1069
Introduction....................................................................................1069
Principle of operation.....................................................................1069
Function block...............................................................................1071
Input and output signals................................................................1072
Setting parameters........................................................................1073
Transmission of analog data from LDCM LDCMTransmit..................1076
Function block...............................................................................1076
Input and output signals................................................................1077
Section 19 IED hardware..................................................................1079
Overview.............................................................................................1079
Variants of case and local HMI display size..................................1079
Case from the rear side.................................................................1081
Hardware modules..............................................................................1085
Overview........................................................................................1085
Combined backplane module (CBM).............................................1086
Introduction...............................................................................1086
Functionality.............................................................................1087
Design......................................................................................1087
Universal backplane module (UBM)..............................................1089
Introduction...............................................................................1089
Functionality.............................................................................1089
Design......................................................................................1089
Numeric processing module (NUM)..............................................1091
Introduction...............................................................................1091
Functionality.............................................................................1092
Block diagram...........................................................................1093
Power supply module (PSM).........................................................1093
Introduction...............................................................................1093
Design......................................................................................1094
Technical data..........................................................................1094
Local human-machine interface (Local HMI).................................1094
Transformer input module (TRM)..................................................1095
Introduction...............................................................................1095
Design......................................................................................1095
Technical data..........................................................................1095
Analog digital conversion module, with time synchronization
(ADM) ...........................................................................................1096
Technical reference manual