Siemens 7XV5452-0AA00 Operating Instructions Manual

A 12/03 Repeater 820nm / 1300nm Page 25 of 32sPage 24 of 32 Repeater 820nm / 1300nm A 12/03sMounting• The unit should be mounted at a location that is free of vibrations.The permissible ambient temperature (recommended orpermissible operating temperature) must not be exceeded (seeTechnical Data).• Operation of the unit operates outside the permissible operatingtemperature range may lead to measurement errors and to failureof the signal converter.• Plastic housing, overvoltage category III acc. toDIN EN 61010 Part 1.• The signal converter can be snapped onto a 35 mmDIN EN 50022 rail.• The units may only be operated in closed cubicles or cabinets.Alternatively, they must be mounted in places that are accessibleto qualified personnel only.Connection• The electrical installation must be carried out in conformity with theregulations for the erection of electrical power installations.• The auxiliary power supply must be protected against short circuitsby a fused external disconnector. The selected fuse dimensiondepends on the cross-section of the connecting wires. The externaldisconnector must be identified appropriately.• Only FO cable assemblies of the specified types may be used.• For permissible types of FO cables, please refer to the TechnicalData.• The permissible optical budget must be adhered to (chapter 1.3,Technical Data).• When wiring FO cables, the specified bending radius must beobserved.• Conductor diameters for screw-type terminals:Auxiliary power: max. 2.5mm²Fault signal output: max. 2.5mm²With stranded conductors, insulated end sleeves must be usedto prevent fraying of the conductor end.Warning !Recommended stripping length: 3-5 mmAll stipulations and execution statements of Accident Prevention Re-gulation VBG 4.0 must be adhered to, in particular Section 8:"Admissible deviations when working on live parts". The tools usedmust be suited for working on electrical installations.Warning !OPERATION OF THE UNIT WITH THE HOUSING REMOVED ISNOT PERMITTED.Warning !

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