GE N60 Instruction Manual page 9

8. SECURITY
9. COMMISSIONING
A. FLEXANALOG AND
FLEXINTEGER
PARAMETERS
B. MODBUS
COMMUNICATIONS
GE Multilin
TABLE OF CONTENTS
7.1.6
7.2 TARGETS
7.2.1
7.2.2
7.2.3
8.1 PASSWORD SECURITY
8.1.1
8.1.2
8.1.3
8.1.4
8.1.5
8.1.6
8.2 SETTINGS SECURITY
8.2.1
8.2.2
8.2.3
8.3 ENERVISTA SECURITY MANAGEMENT SYSTEM
8.3.1
8.3.2
8.3.3
8.3.4
9.1 TESTING
9.1.1
A.1 PARAMETER LISTS
A.1.1
A.1.2
B.1 MODBUS RTU PROTOCOL
B.1.1
B.1.2
B.1.3
B.1.4
B.2 MODBUS FUNCTION CODES
B.2.1
B.2.2
B.2.3
B.2.4
B.2.5
B.2.6
B.3 FILE TRANSFERS
B.3.1
B.3.2
B.4 MEMORY MAPPING
B.4.1
B.4.2
N60 Network Stability and Synchrophasor Measurement System
PHASOR MEASUREMENT UNIT ONE-SHOT.................................................. 7-3
TARGETS MENU............................................................................................... 7-6
TARGET MESSAGES ....................................................................................... 7-6
RELAY SELF-TESTS......................................................................................... 7-6
OVERVIEW........................................................................................................ 8-1
PASSWORD SECURITY MENU ....................................................................... 8-2
LOCAL PASSWORDS ....................................................................................... 8-2
REMOTE PASSWORDS ................................................................................... 8-3
ACCESS SUPERVISION ................................................................................... 8-3
DUAL PERMISSION SECURITY ACCESS ....................................................... 8-4
SETTINGS TEMPLATES ................................................................................... 8-6
SECURING AND LOCKING FLEXLOGIC™ EQUATIONS ............................. 8-10
SETTINGS FILE TRACEABILITY .................................................................... 8-12
OVERVIEW...................................................................................................... 8-15
ENABLING THE SECURITY MANAGEMENT SYSTEM ................................. 8-15
ADDING A NEW USER ................................................................................... 8-15
MODIFYING USER PRIVILEGES ................................................................... 8-16
TESTING UNDERFREQUENCY AND OVERFREQUENCY ELEMENTS......... 9-1
FLEXANALOG ITEMS .......................................................................................A-1
FLEXINTEGER ITEMS ....................................................................................A-17
INTRODUCTION................................................................................................B-1
PHYSICAL LAYER.............................................................................................B-1
DATA LINK LAYER............................................................................................B-1
CRC-16 ALGORITHM........................................................................................B-2
SUPPORTED FUNCTION CODES ...................................................................B-3
READ ACTUAL VALUES OR SETTINGS (FUNCTION CODE 03/04H) ...........B-3
EXECUTE OPERATION (FUNCTION CODE 05H) ...........................................B-4
STORE SINGLE SETTING (FUNCTION CODE 06H) .......................................B-4
STORE MULTIPLE SETTINGS (FUNCTION CODE 10H) ................................B-5
EXCEPTION RESPONSES ...............................................................................B-5
OBTAINING RELAY FILES VIA MODBUS ........................................................B-6
MODBUS PASSWORD OPERATION ...............................................................B-7
MODBUS MEMORY MAP .................................................................................B-8
DATA FORMATS .............................................................................................B-65
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