3
Table of Contents
1 GENERAL ..........................................................................................................5
2 PROFIBUS DP PROTOCOL IMPLEMENTATION.............................................6
2.1 PROFIBUS ID NUMBER AND GSD-FILE ..................................................................................6
2.2 PROFIBUS VERSION..............................................................................................................6
2.3 BAUD RATES ...........................................................................................................................6
2.4 NODE ADDRESS.......................................................................................................................6
2.5 INPUT AND OUTPUT BUFFERS...................................................................................................6
2.6 EXTENDED DIAGNOSTIC DATA ..................................................................................................6
2.7 PROFIBUS FAULT ACTION .....................................................................................................6
BUS IN OFF-LINE MODE.........................................................................................................................6
BUS IN CLEAR MODE.............................................................................................................................6
FAIL-SAFE OUTPUTS STATE ...................................................................................................................6
2.8 PROFIBUS MESSAGING PROTOCOL........................................................................................7
OVERVIEW ...........................................................................................................................................7
DATA TYPES.........................................................................................................................................7
DATA ADDRESSING ...............................................................................................................................7
MASTER REQUEST BLOCK .....................................................................................................................7
DEVICE RESPONSE BLOCK ....................................................................................................................8
TRANSFER SYNCHRONIZATION ...............................................................................................................9
16-BIT SCALED ANALOG DATA ...............................................................................................................9
3 DEVICE REGISTER MAP ................................................................................12
3.1 ANALOG REGISTERS, BINARY REGISTERS AND COUNTERS ......................................................12
Special Inputs ...................................................................................................................................... 12
Counters .............................................................................................................................................. 12
1-Cycle Phase Values.......................................................................................................................... 12
1-Cycle Total Values............................................................................................................................13
1-Cycle Auxiliary Values....................................................................................................................... 13
Phasor.................................................................................................................................................. 13
1-Second Phase Values.......................................................................................................................14
1-Second Total Values.........................................................................................................................14
1-Second Auxiliary Values ................................................................................................................... 15
Present Volt, Ampere and Power Demands......................................................................................... 15
Total Energies
E
...................................................................................................................................16
Phase Energies
E
.................................................................................................................................16
V1/V12 Harmonic Distortions
EH
........................................................................................................... 16
V2/V23 Harmonic Distortions
EH
........................................................................................................... 17
V3/V31 Harmonic Distortions
EH
........................................................................................................... 17
I1 Harmonic Distortions
EH
................................................................................................................... 17
I2 Harmonic Distortions
EH
................................................................................................................... 17
I3 Harmonic Distortions
EH
................................................................................................................... 17
Fundamental Phase Values
EH
............................................................................................................. 17
Fundamental Total Values
EH
............................................................................................................... 18
Minimum 1-Cycle Phase Values .......................................................................................................... 18
Minimum 1-Cycle Total Values.............................................................................................................18
Minimum 1-Cycle Auxiliary Values.......................................................................................................18
Maximum 1-Cycle Phase Values ......................................................................................................... 18
Maximum 1-Cycle Total Values............................................................................................................18
Maximum 1-Cycle Auxiliary Values ...................................................................................................... 18
Maximum Demands ............................................................................................................................. 18
V1/V12 Harmonic Angles
EH
................................................................................................................. 19
V2/V23 Harmonic Angles
EH
................................................................................................................. 19
V1/V31 Harmonic Angles
EH
................................................................................................................. 19
I1 Harmonic Angles
EH
......................................................................................................................... 19
I2 Harmonic Angles
EH
......................................................................................................................... 19
I3 Harmonic Angles
EH
......................................................................................................................... 20