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Operating Instruction - Frequency Inverter 230V / 400V ... - opis.cz

Operating Instruction - Frequency Inverter 230V / 400V ... - opis.cz

Operating Instruction - Frequency Inverter 230V / 400V ... - opis.cz

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14.4.8 Fixed Value Change-OverDepending on the selected configuration, the reference values are specified via theassignment of the Reference frequency source 475 or Reference percentage source476. Accordingly, there can be a change between the fixed values by way of linkingthe logic signals to the parameters Fixed frequency change-over 1 66, Fixed frequencychange-over 2 67 or the parameters Fixed percent change-over 1 75, Fixedpercent change-over 2 76.By combining the logic states of the fixed frequency change-over modes 1 and 2,fixed frequencies 1 through 4 can be selected:Fixed <strong>Frequency</strong> ControlFixed <strong>Frequency</strong> Fixed <strong>Frequency</strong> Function / active fixed valueChange-Over 1 66 Change-Over 2 670 0 Fixed <strong>Frequency</strong> 1,4801 0 Fixed <strong>Frequency</strong> 2,4811 1 Fixed <strong>Frequency</strong> 3,4820 1 Fixed <strong>Frequency</strong> 4,4830 = contact open 1 = contact closedBy combining the logic states of the fixed percentage change-over modes 1 and 2,fixed frequencies 1 through 4 can be selected:Fixed Percentage ControlFixed percentage value Fixed percentage value Function / active fixed valuechange-over 1 75 change-over 2 760 0 Fixed Percentage 1 5201 0 Fixed Percentage 2 5211 1 Fixed Percentage 3 5220 1 Fixed Percentage 4 5230 = contact open 1 = contact closed14.4.9 Motor PotentiometerThe parameters Reference <strong>Frequency</strong> Source 475, and Reference Percentage Source476 contain operation modes with motor potentiometer. Operation Mode 474 definesthe behavior of the motor potentiometer function and the parameters <strong>Frequency</strong>Motorpoti Up 62, <strong>Frequency</strong> Motorpot. Down 63 or Percent Motorpoti Up 72, PercentMotorpot. Down 73 the link to the available logic signals.Motor Potentiometer ControlMotorpoti Up Motorpoti Down Function0 0 Output signal does not change1 0 Output value rises at set ramp0 1 Output value drops at set ramp1 1 Output value is reset to initial value0 = contact open 1 = contact closed02/06 133

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