Table Of Contents - ABB DCS 500B Description

• General ................................................................................................................................. 1
Software Overview.......................................................................................................... 2
Parameter Sets .......................................................................................................... 2
Saving the program.................................................................................................... 2
Identification of the Converter Software version ......................................................... 3
Identification of the Field Exciter Software version ..................................................... 3
Function Blocks .............................................................................................................. 4
Digital and Analog I/O..................................................................................................... 5
Digital Inputs .............................................................................................................. 5
Digital Outputs ........................................................................................................... 5
Analog Inputs ............................................................................................................. 6
Analog Outputs .......................................................................................................... 9
• Settings and commissioning functions................................................................................. 11
SETTINGS function block ............................................................................................. 11
MANUAL TUNING function block ................................................................................. 12
Autotuning................................................................................................................ 13
• Drive Logic .......................................................................................................................... 16
DRIVE LOGIC function block........................................................................................ 16
Closing Control of the Contactors............................................................................. 16
Opening Control of the Contactors ........................................................................... 17
Run Control.............................................................................................................. 17
Stop Control ............................................................................................................. 18
Reset the drive fault ................................................................................................. 20
Change between parameter set1 and set2 ................................................................... 21
Local/Remote ............................................................................................................... 21
• Speed feedback and speed reference handling .................................................................. 23
Speed scaling to software ........................................................................................ 23
SPEED_MEASURMENT function block........................................................................ 23
Selection of the speed actual measurement............................................................. 24
Incremental encoder ................................................................................................ 24
Analogue Tacho Generator ...................................................................................... 24
Polarity ..................................................................................................................... 24
Scaling of the actual voltage to control..................................................................... 25
Application example ................................................................................................. 25
Actual speed based on EMF .................................................................................... 25
Calculation of speed from the EMF .......................................................................... 25
Filtering of the actual speed ..................................................................................... 25
CONST_REF function block ......................................................................................... 26
SOFTPOT function block .............................................................................................. 26
Reference increment and decrement ....................................................................... 26
Limitation.................................................................................................................. 26
REF_SEL function block ............................................................................................... 26
Changing of the speed direction of rotation .............................................................. 27
RAMP GENERATOR function block ............................................................................. 27
Local / Remote Speed Reference ............................................................................ 27
Holding of the reference ........................................................................................... 27
Ramp Function in Emergency Stop.......................................................................... 27
Selecting of the Ramp function ................................................................................ 28
DCS 500 Software Description
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