Danfoss VLT FC 102 Installation Manual

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Danfoss VLT FC 102 Installation Manual Manual pdf 35 page image

5.10.2 Control Wiring• Isolate the control wiring from the high-power components in the drive modules.• When the drive module is connected to a thermistor, ensure that the thermistor control wiring is shielded andreinforced/double insulated. A 24 V DC supply voltage is recommended. See Illustration 5.9.NOTICEMINIMIZE INTERFERENCETo minimize interference, keep control wires as short as possible and separate them from high-power cables.The control terminals are on the control shelf, directly below the LCP. The control cable is routed at the bottom of thecabinet.1. Follow the designated control cable routing as shown in chapter 5.10.1 Control Cable Routing.2. Tie down all control wires.3. Ensure optimum electrical immunity by properly connecting the shields.Fieldbus connectionFor details, see the relevant fieldbus instructions.1. Follow the designated control cable routing as shown in chapter 5.10.1 Control Cable Routing.2. Tie down all control wires.3. Connect the relevant options on the control card.5.10.2.1 Control Terminal TypesIllustration 5.9 shows the removable frequency converter connectors. Terminal functions and default settings are summarizedin Table 5.14. See Illustration 5.9 for the location of the control terminals within the unit.130BE062.1023411 Terminals (+)68 and (-)69 are for an RS485 serial communication connection.2 USB port available for use with the MCT 10 Set-up Software.3 2 analog inputs, 1 analog output, 10 V DC supply voltage, and commons for the inputs and output.4 4 programmable digital inputs terminals, 2 extra digital terminals programmable as either input or output, a 24 V DC terminal supplyvoltage, and a common for optional customer-supplied 24 V DC voltage.Illustration 5.9 Control Terminal LocationsElectrical Installation Installation GuideMG37K302 Danfoss A/S © 08/2017 All rights reserved. 335 5