Danfoss VT2800 Series Design Manual

Contents

VLT ® 2800 Series■ IndexAAC brake .................................................................... 97Accessories for the VLT 2800 ......................................... 23Acoustic noise ............................................................. 132Active Setup ................................................................ 61Address ..................................................................... 119Aggressive environments ............................................... 139Air humidity ................................................................ 134Analogue input ............................................................ 90Analogue output ........................................................... 92Automatic motor tuning ............................................. 32, 70BBaudrate .................................................................... 119Brake connection .......................................................... 52Brake cut in frequency ................................................... 76Brake cut out value ....................................................... 76Brake function .............................................................. 97Brake resistance ........................................................... 24Brake resistor ............................................................... 10Brake resistors ............................................................. 27Brake Voltage Reduce .................................................. 106Braking power ............................................................. 25Bus jog ..................................................................... 123Bus option .................................................................. 11Bus time interval .......................................................... 123Ccontrol panel ............................................................... 30Cables ....................................................................... 43Catch up .................................................................... 83CE labelling ................................................................... 8CHANGE DATA ............................................................ 30Connection of a 2-wire transmitter .................................... 56Connection of mechanical brake ...................................... 58Constant torque ............................................................ 68Control cable ............................................................... 43Control cables ........................................................ 54, 55Control keys ................................................................ 30Control principle ............................................................. 6Control terminals ..................................................... 53, 55Control unit ............................................................ 16, 30Control Word ....................................................... 112, 115Counter stop via terminal 33 ........................................... 58Counter value .............................................................. 95Current limit, ................................................................ 84Current, minimum value ................................................. 76DData Character (byte) ................................................... 110Data readout .............................................................. 124DC brake time ............................................................. 73DC brake voltage .......................................................... 74DC Braking ................................................................. 73DC hold voltage ........................................................... 76Derating for air pressure ................................................ 133Derating for ambient temperature .................................... 132Derating for high switching frequency ............................... 133Derating for long motor cables ....................................... 133Derating for running at low speed ................................... 133DeviceNet .................................................................. 11Diagram ...................................................................... 47Digital / pulse output ..................................................... 94Digital inputs ................................................................ 88Dimensions ................................................................. 38Direction of motor rotation .............................................. 51Display ....................................................................... 30Display mode .......................................................... 31, 34Display mode .............................................................. 33Display readout ..................................................... 31, 140Display scaling of output frequency ................................... 62DU/dt on motor ........................................................... 132Dynamic braking ........................................................... 24EEarth connection .......................................................... 52Earth leakage current ................................................... 131Earthing ...................................................................... 43Earthing of screened/armoured control cables .................... 46Efficiency ................................................................... 134Electrical installation ...................................................... 48Electrical installation, control cables .................................. 54EMC compliant cables ................................................... 45EMC emission ............................................................. 136EMC filter for long motor cables ....................................... 16EMC Immunity ............................................................ 138EMC standards ........................................................... 136EMC-correct electrical installation ..................................... 44ETR - Electronic Thermal Relay ........................................ 74Extra protection ............................................................ 43Extreme operating conditions ......................................... 131Ffeedback range ........................................................... 100Fan control .................................................................. 76Fault log .................................................................... 127Feedback ................................................................... 101Feedback conversion .................................................... 107Feedback, ................................................................... 98Fieldbus ..................................................................... 115Fieldbus option ............................................................ 11MG.28.E9.02 - VLT is a registered Danfoss trademark160

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