Installation Instructions 4 ft CompactLine Antennas (with E-Mount 200 km/h) SB, SBX NMT 480-12(e) These installation instructions have been written for qualified, skilled personnel. The antenna shall be inspected once per year by qualified personnel to verify proper installation, maintenance, and condition of equipment. It is important to adhere precisely to all parts of the installation instructions. RFS disclaim any responsibility resulting from improper or unsafe installation. RFS reserves the right to alter details at any time, especially with respect to technical improvements. These Installation Instructions are valid for antennas in the following version: - Ø 1.2 m (4 ft) - Single or Dual polarization - Pipe mount for installation on pipe Ø 114 mm - Antenna offset to the left or to the right - Standard installation on 114 mm pipe with offset to the left - Safety collar for an easier installation - 2 spindles for fine adjustment of Elevation of ± 15 and Azimuth 5 - with shroud, shroud aperture covered by a rigid radome - 200 km/h version : With sway bar Ø 27 mm x 1.35 m (mandatory) Sales department : Radio Frequency Systems Kabelkamp 20, D-30179 Hannover (Germany) Tel. +49-511 676-2520 Fax +49-511 676-2521 Plant : RFS France Trignac (France) Tel +33 (0)2 40 45 95 45 Fax +33 (0)2 40 90 41 43 1/11
1 - Tools required for installation (Tools are not included with antenna) - Hoisting device for 100 dan - Water balance, compass, cutter, tape measure - Torque wrench from 0 to 50 Nm - 2 strong ropes (approx. Length 1.5x tower high) - Shackle(s), roll(s), pulley(s) and lifting accessories - 1 strong rope or cable (approx. Length 2.5x tower high) - Wrenches for hexagon bolts : M5(8), M6(10), M8(13), M10(17), M10(16/17) - Key for socket screw : M3(2.5), M4(3) (values in brackets=openings of spanners) 2 - Antenna Offset (Overview) TOP mark aligned with antenna TOP Offset left Offset right TOP mark aligned with antenna BOTTOM Rotate the reflector and the tower mount 180 NMT 480-12e 2/11
3 - Assembly of the shroud 3.1 - Nut and bolts detail for the shroud assembly Shroud panels / rim assembly 23 or 24 screws M5x12 23 or 24 sl nuts M5 (2x) 23 or 24 washers 5.3 15 Shroud panels junction assembly Shroud / rim assembly for the 2 holes 90 from the antenna TOP (3x) 3 screws M5x12 (3x) 3 sl nuts M5 (3x) 6 washers 5.3 15 2 screws M5x16 (2x) 2 washers 5.3 15 (2x) 2 serrated lock washers 5.3 2 sl nuts M5 3.2 - orientation depending of the antenna offset For an offset left For an offset right Antenna Vertical Axis Antenna Vertical Axis Packing cover Packing cover TOP Mark aligned with the 1 st shroud panel TOP mark in opposition with 1 st shroud panel Note : The TOP mark is visible on the outer face of the reflector. NMT 480-12e 3/11
3.3 - Shroud panels & RF braid installation Keep a gap for RF braid install Shroud panels For an optimal antenna performance, please respect carefully the positions and the assembly order of the shroud panels. Take a special care of the reflector s TOP position for the assembly of the 1 st shroud panel. Do not tighten bolted joints before RF braid installation, complete shroud assembly, and radome distance check! RF braid RF braid installation principle (section view) 1 st shroud panel position for an offset left The panel must installed inside of the reflector 1 st shroud panel position for an offset right The panel must installed inside of the reflector Middle hole of the shroud panel aligned with the hole of the reflector rim facing the TOP mark Antenna TOP shroud panel when the antenna is installed on pipe TOP mark Antenna TOP shroud panel, when the antenna is installed on pipe Middle hole of the shroud panel, aligned with the hole of the reflector rim facing the TOP mark at the opposite side TOP mark 2 nd shroud panel position for an offset left 2 nd shroud panel position for an offset right TOP Mark The shroud assembly junction must be aligned with the antenna bottom hole TOP mark The shroud assembly junction must be aligned with the antenna bottom hole NMT 480-12e 4/11
3 rd shroud panel position for an offset left 3 rd shroud panel position for an offset right The shroud junction must be aligned with the antenna vertical axis The shroud junction must be aligned with the antenna vertical axis RF braid installation and shroud panels tightening RF braid installation principle (section view) 262 mm Shroud panels Gap Bolted joints Insert the RF braid in the gap between the shroud and the internal reflector rim RF braid Before complete tightening of the shroud panels, check the distance between the last panel thread inserts for the 3 shoud panel junctions (to insure an easy installation of the radome) 4 - Feed system installation* (refer to feed system installation instructions) *For SB4-W71 and SBX4-W71, the feed system must be installed before radome installation (due to mixed mounting design). If your are not concerned, skip this step, you can install it later. 5 - Assembly of the radome (Only if feed system not already installed) - Position the radome over the shroud (drain hole towards the bottom when the antenna is installed). - Fix the radome with 4 screws handtight every 90 around the circumference. - Fix the remaining screws and handtighten. - Tighten all screws. 15 screws M5x20 15 curved washers B5 15 washers 5.3 15 Offset left Drain hole at the antenna bottom (toward the ground when antenna is installed) Drain hole at the antenna bottom (toward the ground when antenna is installed) Offset right NMT 480-12e 5/11
6 - Assembly of the mount (Feed system not shown, if already installed at chapter 4.) For easy operation of the bolted joints, and correct torque tightening, «Anti Seize» Installation Paste must be applied to all threads of bolts and fine adjustment spindles. After this, keep the lubricated threads free of dust and dirt! (a Torque Table is attached for specifications) 6.1 6.2 Connecting Support Mount 6.3 Carefully turn up the antenna to have the radome face down 4 screws M8x25 4 SL washers A8 4 nuts M8 Offset left Offset right 6.4 6.5 Spindle M10x100 2 brass nuts M10 2 washers 10.5 2 SL screws M10x25 2 washers 10.5 Ø30 Steel U-Mount 4 ft NMT 480-12e 6/11
7 - Feed system installation (Refer to Feed Installation Instructions joined) 8 - Azimuth safety collar installation on pipe support Note that the installation of the antenna should be accomplished by qualified personnels, and well trained person in fair climatic conditions (In any case, always respect the safety regulation in effect in the country). Activities involving the use of pulleys, ropes, carabiners and others accessories to hoist antennas and associated products are inherently dangerous. You are responsible for your own actions and decisions. The use of hoisting systems must be done by qualified and skilled personnel. Always use certified and controlled equipments, and be sure to respect the breaking load and the working load limit of each element (pulleys, ropes, carabiners ). RFS disclaims any responsibility in case of non repect of these warnings.. For an installation offset left V-bolt M10 2 washers 10.5 Ø30 4 nuts M10 (Take care of the clamp orientation) Minimum free space on pipe above V-Bolt 345 mm For an installation offset right Minimum free space on pipe under V-bolt 35 mm V-bolt M10 2 washers 10.5 Ø30 4 nuts M10 (Take care of the clamp orientation) Minimum free space on pipe above V-Bolt 345 mm Minimum free space on pipe under V-bolt 35 mm NMT 480-12e 7/11
9 - Lifting of the antenna & hoisting on the tower (Feed system not shown) Strong rope attached on the reflector casting eye (Ø8.5 mm) with a shackle, and linked to winch Shackle Shackle Steel mount Principle for an installation with a left offset Strong rope fixed at the tower top. The rope is slipping through a steel roll or a shackle, which is fixed on the reflector casting eye (Ø8.5 mm) To winch Strong rope or cable fixed to antenna steel mount to avoid collision with the tower structure during hoisting NMT 480-12e 8/11
10 - Antenna installation on pipe (Feed system not shown) 2 V-Bolts M10 4 washers 10.5 30 8 nuts M10 Antenna installation over the pre-installed azimuth safety collar. Do not forget to apply «Anti Seize» installation paste on V-Bolt threads. It will insure a correct tension for the final V-Bolts torque tightening. 11 - Azimuth fine adjustment spindle installation (rear view) Principle for an installation with a left offset Screw M10x30 Washer 10.5 SL nuts M10 Eye spindle M10x130 2 washers 10.5 2 brass nuts M10 NMT 480-12e 9/11
12 - Elevation fine adjustment (Feed system not shown) A Principle for an installation with a left offset Torque tighten the 2 M10 screws (refer to torque table joined) then loosen it, ¼ turn B Loosen or tighten M10 brass nuts to adjust the Elevation After complete elevation fine adjustment, torque tighten the 2 M10 screws 13 - Azimuth fine adjustment (Feed system not shown) A Loosen M10 nuts of the 2 V-Bolts Principle for an installation with a left offset B Loosen or tighten M10 brass nuts to adjust the Azimuth. After complete Azimuth fine adjustment, lock each first nut of the V-bolts (greased) at the specific torque, (refer to torque table joined) then tighten the second nut against the first one using usual wrench (do not use 2 wrenches to fix the second nut). Then tighten the 2 brass nuts M10 of the Azimuth spindle. NMT 480-12e 10/11
14 - Sway bar pre-assembly Fixing clamp sway bar (L-Profil 60x60) SL nut M10 Washer 10.5 Sway bar extremity Screw M10x30 2 U-bolts M6/27 4 washers 6.4 8 nuts M6 Typical config. for direct mount on angle tower structure Washers 10.5 SL nuts M10 Screw M10x30 Alternative config. With optional interface SMA-SKO-UNIVERSAL For installation on tower pipe or angle structure Fixing clamp sway bar (L-Profil 60x60) SL nut M10 Washer 10.5 Screw M10x30 Optional interface SMA-SKO-UNIVERSAL Fixing plate sway bar 27 Screw M10x30 Washer 10.5 SL nut M10 15 - Sway bar installation (Feed system not shown) For convenience the fixation of the sway bar on the tower structure must be done after complete fine Azimuth & Elevation antenna alignment. Installation on the antenna Sway bar orientation Antenna casting ring Sway bar clamp SL Nut M10 Washer 10.5 Screw M10x25 SL washer 10 Screw M10x25 After sway bar positioning torque tighten all bolted joints ±25 max 16 - Final Check When the installation of the antenna has been completed, it is necessary to make sure that the installation instructions have been followed in all aspects. It is especially important to check that all bolted joints have been greased and are torque tightly locked. NMT 480-12e 11/11