GE G30 Instruction Manual page 8

B. MODBUS
COMMUNICATIONS
C. IEC 61850
COMMUNICATIONS
viii
TABLE OF CONTENTS
B.1 MODBUS RTU PROTOCOL
B.1.1 INTRODUCTION ............................................................................................... B-1
B.1.2 PHYSICAL LAYER ............................................................................................ B-1
B.1.3 DATA LINK LAYER ........................................................................................... B-1
B.1.4 MODBUS RTU CRC-16 ALGORITHM .............................................................. B-2
B.2 MODBUS FUNCTION CODES
B.2.1 SUPPORTED FUNCTION CODES ................................................................... B-4
B.2.2 READ ACTUAL VALUES OR SETTINGS (FUNCTION CODE 03/04H) ........... B-4
B.2.3 EXECUTE OPERATION (FUNCTION CODE 05H)........................................... B-5
B.2.4 STORE SINGLE SETTING (FUNCTION CODE 06H)....................................... B-5
B.2.5 STORE MULTIPLE SETTINGS (FUNCTION CODE 10H) ................................ B-6
B.2.6 EXCEPTION RESPONSES............................................................................... B-6
B.3 FILE TRANSFERS
B.3.1 OBTAINING RELAY FILES VIA MODBUS........................................................ B-7
B.4 MEMORY MAPPING
B.4.1 MODBUS MEMORY MAP ................................................................................. B-9
B.4.2 DATA FORMATS............................................................................................. B-69
C.1 OVERVIEW
C.1.1 INTRODUCTION ............................................................................................... C-1
C.1.2 COMMUNICATION PROFILES ......................................................................... C-1
C.1.3 FILE TRANSFER BY IEC 61850 ....................................................................... C-2
C.2 SERVER DATA ORGANIZATION
C.2.1 OVERVIEW ....................................................................................................... C-3
C.2.2 GGIO1: DIGITAL STATUS VALUES ................................................................. C-3
C.2.3 GGIO2: DIGITAL CONTROL VALUES.............................................................. C-3
C.2.4 GGIO3: DIGITAL STATUS AND ANALOG VALUES FROM RECEIVED
GOOSE DATA ................................................................................................... C-3
C.2.5 GGIO4: GENERIC ANALOG MEASURED VALUES......................................... C-3
C.2.6 MMXU: ANALOG MEASURED VALUES .......................................................... C-4
C.2.7 PROTECTION AND OTHER LOGICAL NODES............................................... C-4
C.3 SERVER FEATURES AND CONFIGURATION
C.3.1 BUFFERED/UNBUFFERED REPORTING........................................................ C-6
C.3.2 FILE TRANSFER ............................................................................................... C-6
C.3.3 TIMESTAMPS AND SCANNING ....................................................................... C-6
C.3.4 LOGICAL DEVICE NAME ................................................................................. C-6
C.3.5 LOCATION ........................................................................................................ C-6
C.3.6 LOGICAL NODE NAME PREFIXES.................................................................. C-7
C.3.7 CONNECTION TIMING ..................................................................................... C-7
C.3.8 NON-IEC 61850 DATA ...................................................................................... C-7
C.3.9 COMMUNICATION SOFTWARE UTILITIES..................................................... C-7
C.4 GENERIC SUBSTATION EVENT SERVICES: GSSE AND GOOSE
C.4.1 OVERVIEW ....................................................................................................... C-8
C.4.2 GSSE CONFIGURATION.................................................................................. C-8
C.4.3 FIXED GOOSE .................................................................................................. C-8
C.4.4 CONFIGURABLE GOOSE ................................................................................ C-8
C.4.5 ETHERNET MAC ADDRESS FOR GSSE/GOOSE ........................................ C-11
C.4.6 GSSE ID AND GOOSE ID SETTINGS ............................................................ C-11
C.5 IEC 61850 IMPLEMENTATION VIA ENERVISTA UR SETUP
C.5.1 OVERVIEW ..................................................................................................... C-12
C.5.2 CONFIGURING IEC 61850 SETTINGS .......................................................... C-13
C.5.3 ABOUT ICD FILES .......................................................................................... C-14
C.5.4 CREATING AN ICD FILE WITH ENERVISTA UR SETUP.............................. C-18
C.5.5 ABOUT SCD FILES ......................................................................................... C-18
C.5.6 IMPORTING AN SCD FILE WITH ENERVISTA UR SETUP........................... C-21
C.6 ACSI CONFORMANCE
C.6.1 ACSI BASIC CONFORMANCE STATEMENT ................................................ C-23
C.6.2 ACSI MODELS CONFORMANCE STATEMENT ............................................ C-23
C.6.3 ACSI SERVICES CONFORMANCE STATEMENT ......................................... C-24
G30 Generator Protection System GE Multilin