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For further information please contact:
Cobham SATCOM land Systems

Patriot Products

704 North Clark Street

Albion, Michigan 49224 USA

Tel: (01) 517 629 5990

Fax: (01) 517 629 6690

[email protected]

www.cobham.com/patriot

3.8m Offset Antenna

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The most important thing we build is trust

Document number here in this font and color

Содержание 3.8m Offset Antenna

Страница 1: ...s 704 North Clark Street Albion Michigan 49224 USA Tel 01 517 629 5990 Fax 01 517 629 6690 satcom albioninfo cobham com www cobham com patriot 3 8m Offset Antenna Receive only and Transmit Receive The most important thing we build is trust Document number here in this font and color ...

Страница 2: ...oncompliance with any part of this claim procedure may invalidate this warranty in whole or in part THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER AGREEMENTS AND WARRANTIES ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE IS LIMITED IN DURATION TO THE DURATION OF THIS WARRANTY PATRIOT ANTENNA DOES NOT AUTHORIZE ANY PERSON TO AS SUME FOR IT THE OBLIGATIONS CONTAINED IN T...

Страница 3: ...properly grounded WARNING Assembling dish antennas on windy days can be dangerous Because of the antenna surface even slight winds create strong forces For example a 1 0m antenna facing a wind of 32 km h 20 mph can undergo forces of 269 N 60 lbs Be prepared to safely handle these forces at un expected moments Do not attempt to assemble move or mount dish on windy days or serious even fatal acciden...

Страница 4: ...5 MOUNT 3 8M OFFSET KINGPST AND YOKE 238308 1 16 ASSY 3 8M OFFSET MAST STRUT 238307 1 17 ASSY 3 8 MTR OFFSET HUB 238214 1 18 ASSY 3 8M OFFSET KP ELEV ROD 238302 1 PG 7 PLATE 3 8M OFFSET KP AZ LOCKDOWN 238304 04 1 PG 7 ASSY 3 8M OFFSET KP AZ LOCKDOWN 238304 1 PG 7 ASSY 3 8M OFFSET KP AZIMUTH ROD 238303 1 PG 9 SHIM 2 4M BOOM 25 224132 4 PG10 ANGLE 3 8M OFFSET HUB 238214 12 28 PG11 ASSY 3 8M OFFSET 6...

Страница 5: ... wrenches 7 16 1 2 9 16 3 4 15 16 1 1 8 1 Large Crescent wrench or Pipe Wrench with 3in jaw opening 1 Inclinometer for sighting in 1 Compass for sighting in 1 Impact drill for drilling cement anchor holes 6 Tools Needed Reference Drawing Refer to Parts and Hardware list on page 5 for part descriptions This figure is an overall assembled an tenna and can assist the installer with locating parts and...

Страница 6: ...ent Installation Procedure 1 Place the King Post Mast assembly onto the foundation threaded rods and secure with nuts and washers from th foundation hardware pack Be sure to use the 4 base reinforcement plates provided as shown NOTE The mast should be pointed due south northern hemisphere sites 2 Attach the Mast Strut assemblies using 5 8in hardware and 5 8in cement anchor hardware at the pad NOTE...

Страница 7: ... ROD pt 238303 thru tube on lock down plate as pictured below Leave hardware lose at this time 3 Attach yoke end of AZ LOCK DOWN ROD to yoke using 3 4 x 2 00 shoulder bolt and 5 8 nut washers as pictured below 4 Tighten all hardware once proper AZ angle has been set NOTE All hardware mentioned above can be found in hardware bag AZ LOCK DOWN ROD pt 238303 OFFSET AZ LOCK DOWN ASSEMBLY PT 238304 LOCK...

Страница 8: ...and washer 2 Place 3 8M OFFSET KP ELEV PIVOT BLOCK pt 238003 on to 3 8M OFFSET KP ELEV ROD pt 238302 as pictured below Leave THIS hardware loose at this time 2 Place the HUB ASSEMBLY pt 238214 on to the A frame using the pre installed shoulder bolt hardware as shown 3 Attach 3 8M OFFSET KP ELEV PIVOT BLOCK pt 238003 to HUB ASSEMBLY using 2 3 4nc X 1 1 2 bolts and matching lock washers 4 Tighten al...

Страница 9: ... Install FEED BOOM SHIMS PT 224132 TUBE 3 8M OFFSET FEED SUPPORTS pt 238993 This hole closest to the edge up Feed Plate Assembly Install 1 Install 3 8M OFFSET FEED PLATE ASSEMBLY pt 238996 using 4 3 8nc x 3 00 bolts washers and nuts NOTE All hardware mentioned above can be found in hardware bag 3HP38016 NOTE Make sure that feed booms are placed as pictured below with feed plate mounting holes up ...

Страница 10: ... shoulder bolt hardware 1 5 16 washer nut per lose Do the same with the opposing 3 8M OFFSET RADIAL BEAM C ASSEMBLY pt 238213 NOTE Hard to reach hardware can be accessed by reaching inside and around the end of the Radial Beam to reach the back side 3 Repeat step 2 for 3 8M OFFSET RADIAL BEAM B ASSEMBLY pt 238211 3 8M OFFSET RADIAL BEAM A ASSEMBLY pt 238210 4 Tighten all Radial Beam hardware in st...

Страница 11: ...and Radial Beams as shown NOTE Leave all Frame hardware loose at this time NOTE Assure that all supports angles and frame angles are parallel to to face of the Hub 238223 ASSY 3 8M OFFSET 90 BACK SUPPORT 238223 ASSY 3 8M OFFSET 90 BACK SUPPORT 238220 ANGLE 3 8M 32 BACK SUPPORT 238220 ANGLE 3 8M 32 BACK SUPPORT 238220 ANGLE 3 8M 32 BACK SUPPORT 238220 ANGLE 3 8M 32 BACK SUPPORT 238219 ANGLE 3 8M 45...

Страница 12: ...ing procedure If you must step into reflector please DO NOT step in center of panels Keep weight in radial beams ONLY NOTE Left and right orentation are as you are standing BEHIND the reflector assembly The above drawing is pictured as you are standing INFRONT of the reflector assembly Left and right designated panels are NOT interchangeable All above mentioned hardware can be found in hardware ba...

Страница 13: ...red below using same 1 4 20 screws used on panels 2 When all panel kurffing and hardware is in place tighten all panel and back structure angle bolts starting near the hub and working outward ASSEM CURFING 46 79 A 238911 ASSEM CURFING 57 00 C 238912 ASSEM CURFING 42 68 B 238910 Kurfing Install ...

Страница 14: ...Then rotate the feed assemble roughly 90 degrees to obtain a cross pol null Fine tune the null The scale on the feed horn can be used with the tick mark on feed holder top or the seam between feed holder top and bottom The tick mark and seam are 90 deg apart Note that changes may be necessary to the resolution and video bandwidth to bring the signal above the noise floor Note the angle of optimum ...

Страница 15: ...15 www cobham com patriot ...

Страница 16: ...ROVISIONS PER LOCAL REGULATIONS 2X 120 SQ RE BAR GRID 11 ROWS SYMMETRICAL ON 12 CENTERS 4 1 2 MIN 4 50 SET RODS 8 00 7 REBAR GRID SPACING DETAIL A SCALE 1 12 TOP OF CONCRETE 18 0 SQ HOLE PATTERN TEMPLATE TO BE REMOVED PRIOR TO MOUNTING KING POST 4X 10 GA 1345 STEEL STRAPS REST RE BAR GRID ON STRAPS 4X 1 1 2 6 UNC 2B x 18 LG ANCHOR RODS w NUTS WASHERS ENSURE RODS ARE VERTICAL REF PATRIOT KIT PRT BT...

Страница 17: ...the Jack extension rod to the Yoke assy using 1 3 4x4 bolt 2 washers and nylok nut Mototized Mount Option Assembly Appendix C 3 Mount the Azimuth GearDrive to the KingPost Mast assembly using 4 3 8x1 1 2 bolts and washers 4 Assemble the keyed drive sprocket key and guide bushing to the drive shapft as shown Leave loose to adjust height later Drive Gear 238310 Actuator Adaptor Plate 238306 2 Append...

Страница 18: ...p the chain assyin place around the D Ring and drive sprocket attaching the chain tensioner blocks to the yoke with 2 5 8x1 1 2 NF bolts and washers NOTE Apply lock tite thread compound to the threads of these fasteners 9 Line up the 2 Idler sprockets and Idler plate Using 4 5 8x4 bolts 2 washers and nylok nuts assemble the Idler plate as shown 10 Adjust the chain tension purposely leaving a small...

Страница 19: ...le the Adjustable Limit stop plates to the spacer blocks and rough adjust a range of motion as shown Spacer Block 238241 Spacer Block 238241 mounted to underside of Hub 14 Connect the wiring per instrucitons of the selected controller unit NOTE The Azimuth range of motion can be adjusted to any desired range within its 180deg capability Just be certain to trip the switch before the Yoke bumps the ...

Страница 20: ...nectors for damage or deterioration Clean as required to prolong life Use electrical contact cleaner as required Check wiring for strain relief damage or deterioration Clean as required to prolong life Troubleshooting Troubleshooting Tips Item Symptom RecommendedAction 1 Antenna will not drive xCheck for mechanical interference xCheck power source xCheck fuses in drive cabinet xCheck limit switch ...

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Страница 24: ...hr Survival 3in hr Ice 1 in Radial or 1 2 in 60 m p h wind Rev 01 05 06 Electrical Tx Band GHz Rx Band GHz Tx Gain dBi Midband Rx Gain dBi Midband Efficiency Cross Polarization on axis Side Lobes note Feed dependent 17 7 or 27 3dB C Band Linear Circular Ku Band 5 85 6 725 5 85 6 425 3 4 4 2 3 625 4 2 46 2 46 1 42 1 41 9 70 35dB see note ITU 580 5 13 75 14 5 10 7 12 75 53 5 51 8 70 35dB Cobham SATC...

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