Instruction ManualOCM Pro CF®OCM Pro CF - Rev. 07 as of 04.12.2012 Page 256.2 Wall Mount Enclosure Installation and Connection6.2.1 Selecting the mounting place of the wall mount enclosureThe transmitters mounting place has to be selected according to certain criteria.Please strictly avoid:- direct sunlight (use weatherproof cover if necessary, e.g. NIVUS Art. No.ZMS01800)- objects radiating strong heat- objects with strong electromagnetic fields (e.g. frequency converters, electricmotors with high power consumption or similar)- corrosive chemicals or gas- mechanical shocks- installation close to footpaths or travel ways- vibrations- radioactive radiation6.2.2 Fastening Wall Mount EnclosureFor fastening the wall mount enclosure, depending on place of mounting, use4 machine screws size M5 with suitable length as well as the necessary nutsand shims. Or use 4 wood screws, min. diameter 4.5 mm (0.1772 in). Thesescrews must penetrate min. 40 mm (1.575 in) into the wall or min. 50 mm(1.97 in) into appropriate dowels.The clear view door as well as the display of the measurement transmitter arecovered with a protection foil for protection during transport and from scratchesduring assembly. This protection foil must be removed immediately after the as-sembly!If the view door and display protection foil have been exposed to direct solarradiation for a long period, they cannot be removed easily.This problem may be solved by using methylated spirit or car polish if required toclean the clear view door or the display. If these measures should not be suc-cessful, clear view door as well as display can be replaced by NIVUS (subject tocosts).