Frequency Inverter DF51... - Moeller.com.tr

04/07 AWB8230-1541GB Electrical connection–+R iR BH O OI L AM CM2 11 12+10 V DCF 10 mA0...10 V DCRi = 10 k O4...20 mAR B = 250 O0 V0...10 V DCF 1 mAF 100 mAF +27 V DCF 50 mAF +27 V DCF 50 mAFigure 47: Control signal terminal strip (part 2)hAll analog inputs and outputs use terminal L as referencepotential and are therefore also connected to thereference potential of digital inputs 1 to 5.Terminal H outputs +10 V (max. 10 mA) to provide the referencevoltage for supplying an external potentiometer. Reference pointis terminal L.Table 11:Circuit exampleActuating the analog inputsDescriptionH+10 V+–• <strong>Frequency</strong> reference input (default = 0 to 50 Hz) throughan external potentiometer (re<strong>com</strong>mended fixed resistance1to5kO).• Standard circuitMAX0R1OR i = 10 kOL0 V4...20 mAOI• <strong>Frequency</strong> reference input (default = 0 to 50 Hz) throughan external 4 to 20 mA current signal.• Standard circuitL0 VR B250 OhAt the default setting, the input signals at terminals O(0 to 10 V) and OI (4 to 20 mA) are added to the resultingfrequency reference input. You can select the referencesource with parameter PNU A005 (AT selection) andactivate it through a control signal terminal(PNU C00x = 16).47