13.07.2015 Views

P12x/EN T/Eb6 - Schneider - error

P12x/EN T/Eb6 - Schneider - error

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Communications<strong>P12x</strong>/<strong>EN</strong> CT/<strong>Eb6</strong>MODBUS DatabaseMiCOM P120/P121/P122/P123 Page 1CONT<strong>EN</strong>T1. INTRODUCTION 31.1 Purpose of this document 31.2 Glossary 32. MODBUS PROTOCOL 42.1 Technical characteristics of the MODBUS connection 42.1.1 Parameters of the MODBUS connection 42.1.2 Synchronisation of exchanges messages 42.1.3 Message validity check 42.1.4 Address of the MiCOM relays 42.2 MODBUS functions of the MiCOM relays 52.3 Presentation of the MODBUS protocol 52.3.1 Frame size received by the protection device (slave) 52.3.2 Format of frames sent by the MiCOM relays 62.3.3 Messages validity check 63. MiCOM P120, P121, P122 AND P123 RELAY DATABASEORGANISATION 73.1 Description of the application mapping 73.1.1 Settings 73.1.2 Disturbance records (P122, P123) 73.1.3 Event records (P122, P123) 83.1.4 Fault records (P122, P123) 83.1.5 Characteristics 93.2 Page 0h (Read access only) 93.3 Page 1h 123.4 Page 2h (Access in reading and in writing) 173.5 Page 3h (Access in reading and in writing) 203.6 Page 4h Access in writing 203.7 Page 5h 213.7.1 For P121 P122 and P123 213.7.2 For P120 263.8 Page 6h 273.9 Page 7h 283.10 Page 8h (P122, P123) 293.11 Pages 9h to 21h 303.11.1 Meaning of each value channel 303.11.2 Calculation formula for phase current values 303.11.3 Calculation formula for earth current values 313.12 Page 22h 32

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