3
Table of Contents
1GENERAL ..........................................................................................................5
2PROFIBUS 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
3DEVICE 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