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TOC–VI MULTILINK ML1200 MANAGED FIELD SWITCH – INSTRUCTION MANUAL
TABLE OF CONTENTS
MAIN COMMANDS .................................................................................................................17-14
C
ONFIGURATION COMMANDS ..............................................................................................17-16
18: MODBUS PROTOCOL MODBUS CONFIGURATION ...........................................................................................................18-1
O
VERVIEW ..............................................................................................................................18-1
C
OMMAND LINE INTERFACE SETTINGS ...............................................................................18-1
E
NERVISTA SETTINGS ............................................................................................................18-3
MEMORY MAPPING ...........................................................................................................................18-4
M
ODBUS MEMORY MAP .......................................................................................................18-4
F
ORMAT CODES .....................................................................................................................18-37
APPENDIX A REVISION HISTORY ............................................................................................................................A-1
C
HANGE NOTES .....................................................................................................................A-1
C
HANGES TO THE MANUAL ..................................................................................................A-1
WARRANTY ...........................................................................................................................................A-2
GE M
ULTILIN WARRANTY STATEMENT ..............................................................................A-2
APPENDIX B: DC POWER
INPUT
SPECIFICATIONS FOR MULTILINK ML1200 SWITCHES, DC POWER
AT 24 V AND –48 V AND 125 V DC POWER INPUT .........................B-2
-48 V DC, 24 V DC AND 125 V DC POWER, THEORY OF OPERATION .........................B-3
APPLICATIONS FOR DC POWERED ETHERNET SWITCHES ...............................................B-4
ML1200, -48 V, 24 V, 125 V DC INSTALLATION .....................................................................B-5
UL REQUIREMENTS FOR DC-POWERED UNITS .....................................................................B-6
OPERATION ...........................................................................................................................................B-7
APPENDIX C: INTERNAL
DC DUAL-SOURCE
POWER INPUT OPTION
SPECIFICATIONS FOR MULTILINK ML1200 FIELD SWITCH ..............................................C-2
MULTILINK ML1200 WITH -48 V DC, 24 V DC
AND 125 V DC DUAL-SOURCE OPTION ...............................................C-3
DUAL-SOURCE OPTION THEORY OF OPERATION ................................................................C-4
FEATURES AND BENEFITS OF THE DUAL-SOURCE DESIGN ............................................C-5
INSTALLATION .....................................................................................................................................C-6