Vega VEGAFLEX 62 Operating Instructions Manual

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Vega VEGAFLEX 62 Operating Instructions Manual Manual pdf 39 page image

8 Maintenance and fault rectification8.1 MaintenanceWhen used in the correct way, no special maintenance isrequired in normal operation.8.2 Remove interferencesThe operator of the system is responsible for taken suitablemeasures to remove interferences.A maximum of reliability is ensured. Nevertheless, faults canoccur during operation. These may be caused by the following,e.g.:l Sensorl Processl Voltage supplyl Signal processingThe first measures to be taken are to check the output signalsas well as to evaluate the error messages via the indicatingand adjustment module. The procedure is described below.Further comprehensive diagnostics can be carried out on a PCwith the software PACTware and the suitable DTM. In manycases, the causes can be determined in this way and faultscan be rectified.However, should these measures not be successful, call theVEGA service hotline in urgent cases under the phone no. +491805 858550.The hotline is available to you 7 days a week round-the-clock.Since we offer this service world-wide, the support is onlyavailable in the English language. The service is free ofcharge, only the standard telephone costs will be charged.Connect a handheld multimeter in the suitable measuringrange according to the wiring plan.? 4 … 20 mA signal not stablel Level fluctuationsà Set integration time via the indicating/adjustmentmoduleReaction when malfunc-tions occurCauses of malfunctionFault rectification24 hour service hotlineChecking the 4 … 20 mAsignalVEGAFLEX 62 • 4 … 20 mA/HART - four-wire 398 Maintenance and fault rectification31838-EN-080826