Vega VEGACAP 62 Operating Instructions Manual

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5 Connecting to power supply5.1 Preparing the connectionAlways observe the following safety instructions:l Connect only in the complete absence of line voltageIn hazardous areas you should take note of the appropriateregulations, conformity and type approval certificates of thesensors and power supply units.Connect the power supply acc. to the following diagrams. Takenote of the general installation regulations. As a rule, connectVEGACAP 62 to vessel ground (PA), or in case of plasticvessels, to the next ground potential. On the side of theinstrument housing there is a ground terminal between thecable entries. This connection serves to drain off electrostaticcharges. In Ex applications, the installation regulations forhazardous areas must be given priority.The data for power supply are stated in the "Technical data" inthe "Supplement".VEGACAP 62 is connected with standard cable with roundwire cross section. An outer cable diameter of 5 … 9 mm(0.2 … 0.35 in) ensures the seal effect of the cable entry.If cable with a different diameter or wire cross section is used,exchange the seal or use an appropriate cable connection.In hazardous areas, only use approved cable connections forVEGACAP 62.Take note of the corresponding installation regulations for Exapplications.5.2 Connection procedureWith Ex instruments, the housing cover may only be opened ifthere is no explosive atmosphere present.Proceed as follows:1 Unscrew the housing cover2 Loosen compression nut of the cable entryNote safety instructionsTake note of safetyinstructions for ExapplicationsSelect power supplySelect connection cableSelect connectioncable for Ex applica-tionsVEGACAP 62 - with two-wire output 15Connecting to power supply30007-EN-060222