ABB TZIDC Operating Instructions Manual

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TZIDC DIGITAL POSITIONER | OI/TZIDC-EN REV. B 7Product identificationDepending on the type of explosion protection, Ex-marking isattached to the positioner on the right, next to the main nameplate.This indicates the level of explosion protection and the device'srelevant Ex certificate.Marking (name plate)M11061TÜV 04 ATEX 2702 X TÜV 04 ATEX 2702 XEx ia IIC T6 / T4 Gb0044 II 2G-40 °C ≤ ≤Ta 40 °C / 85 °CFigure 1: MarkingNoteA legible marking showing the type of protection required forthe intended area of application must be affixed to the devicebefore it is put into operation for the first time.Preconditions for safe operation of thepositionerDANGERRisk of explosion due to hot partsHot parts inside the device pose an explosion hazard.• Never open the device immediately after switch-off.• A waiting time of at least four minutes should be observedbefore opening the device.When using in hazardous areas, observe the following points:• Observe the specification and special conditionsapplicable for the device in accordance with the relevantvalid certificate.• Manipulation of the device in any form by the user is notpermitted. Only the manufacturer or an explosionprotection specialist may modify the device• The IP 65 / NEMA 4x IP rating is only achieved if thesplash guard is screwed in place. Operating the unitwithout splash guard cap is prohibited.• The device may only be operated using instrument airthat is free from oil, water and dust. The use offlammable gas, oxygen, or oxygen-enriched gas is notpermitted.Cable glandLimited temperature range of the M20 × 1.5 plastic cable glandfor explosion protection variants.The permissible ambient temperature range of the cable gland isÆ20 to 80 °C (Æ4 to 176 °F). When using the cable gland, makesure that the ambient temperature is within this range. Thecable gland must be installed in the housing with a tighteningtorque of 3.8 Nm. When installing the connection of the cablegland and cable, check for tightness to ensure that the requiredIP rating is met.