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SRT X-BAND RADAR SYSTEMS

FOREWORD

304202P003 M

Rev.

MANUAL TABLE OF CONTENTS

Warnings
Chapter 1 DESCRIPTION AND MAIN CHARACTERISTICS
Chapter 2

OPERATION

Chapter 3

FUNCTIONAL DESCRIPTION

Chapter 4

PREVENTIVE MAINTENANCE

Chapter 5

TROUBLESHOOTING

Chapter 6

CORRECTIVE MAINTENANCE

Chapter 7

PART LIST

Chapter 8

INSTALLATION

Chapter 9

FIGURES

Содержание SRT

Страница 1: ...R s r l Head Office Plant Via Romita 26 50020 Montagnana V P Florence Italy Tel 39 0571 68121 Telefax 39 0571 670798 www consilium se 304202P003 Rev C October 2008 SRT X BAND TRANSCEIVER RADAR SYSTEMS...

Страница 2: ...304202P003 REV C October 2008 SRT X BAND TRANSCEIVER RADAR SYSTEMS TECHNICAL MANUAL...

Страница 3: ...anual please fill in the necessary data It is impor tant that the addressee be the end user so that the operating personnel will receive all revisions to the manual EQUIPMENT NAME SERIAL No MODEL MANU...

Страница 4: ...F CHANGES RCS CODE REV INDEX DATE PURPOSE OF THE CHANGE CHANGE REQUESTED BY Revision A NOV 2007 First Emission Revision B April 2008 Add the EC CERTIFICATE Request for Changes 014 08 Revision C Octobe...

Страница 5: ...SRT X BAND RADAR SYSTEMS FOREWORD 304202P003 C Rev C...

Страница 6: ...SRT X BAND RADAR SYSTEMS FOREWORD 304202P003 D Rev C...

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Страница 14: ...SRT X BAND RADAR SYSTEMS FOREWORD 304202P003 L Rev C...

Страница 15: ...ONTENTS Warnings Chapter 1 DESCRIPTION AND MAIN CHARACTERISTICS Chapter 2 OPERATION Chapter 3 FUNCTIONAL DESCRIPTION Chapter 4 PREVENTIVE MAINTENANCE Chapter 5 TROUBLESHOOTING Chapter 6 CORRECTIVE MAI...

Страница 16: ...BLANKING SENTENCE 2 4 2 4 2 3 TIMERS INITIALIZATION 2 5 2 4 2 4 DIGITAL POTENTIOMETERS 2 5 2 4 3 DATA TRANSMISSION FROM TXRX TO RDC 2 6 2 4 3 1 STATUS SENTENCE 2 2 6 2 4 3 2 DATA SENTENCE 2 6 2 4 3 3...

Страница 17: ...NTRODUCTION 6 1 6 1 2 SAFETY PRECAUTIONS 6 1 6 1 3 PERSONNEL 6 1 6 1 4 REQUIRED TOOLS AND INSTRUMENTS 6 1 6 2 CORRECTIVE MAINTENANCE PROCEDURES 6 2 6 2 1 GENERAL 6 2 6 2 2 ANTENNA REPLACEMENT 6 2 6 2...

Страница 18: ...OWER GENERAL BLOCK 9 13 FIGURE 9 1 12 SRT_POWER PROTECTION CIRCUITS 9 14 FIGURE 9 1 13 SRT_POWER LVPS CIRCUITS 9 15 FIGURE 9 1 14 SRT_POWER HVPS CIRCUITS 9 16 FIGURE 9 1 15 SRT_MOS BOARD 9 17 FIGURE 9...

Страница 19: ...X CABINET 2 1 TABLE 2 3 2 SEMI OPERATIVE CONTROLS LOCATION OF ELECTRONIC RACK 2 2 TABLE 2 3 3 SEMI OPERATIVE CONTROLS LOCATION OF BRUSHLESS MOTOR CONTROLLER 2 2 TABLE 4 2 1 LIST OF RECOMMENDED TOOLS A...

Страница 20: ...y injury or loss of life suffered in connection with the equipment RADIO FREQUENCY RADIATION Harmful effects particularly to the eyes may be caused by exposure of any part of the human body to radio f...

Страница 21: ...ion SAFETY SWITCH The Radar Unit is provided with a safety switch which disable the Antenna movement during maintenance operations and avoids high voltage damage Always turn the safety switch off when...

Страница 22: ...e front cover opened it is possible to turn on the unit by linking P1 on SRT Power Board Chapter 9 Figure 9 1 10 pos 5 This link forces the unit main power to be ON During normal operation P1 on SRT P...

Страница 23: ...touching it DO NOT SERVICE OR ADJUST ALONE Under no circumstances should any person initiate servicing or adjusting the unit except in the presence of someone capable of helping RESUSCITATION Personn...

Страница 24: ...RE OF HIGH VOLTAGE CAPACITORS IT IS NECESSARY TO SHORT CIRCUIT THEIR LEADS BEFORE PERFORMING ANY MAINTENANCE ACTION ON THEM WARNING ON THE ELECTRIC SWITCHBOARD SET TO OFF THE POWER BREAKER DEDICATED T...

Страница 25: ...ng of 12 kW or 25 kW pedestal and 6 9 or 12 feet antennas For brevity of description reference to the equipment in this manual can also be made by means of the Manufacturer code name SRT X Band RADAR...

Страница 26: ...t described in this manual performs the following functions It receives the radar controls from the Display Unit connected to the equipment It generates and receives the RF pulses It processes the RF...

Страница 27: ...dBm HL HV IF LED LO LNFE LV MDS MTBF PRF RC RF RPM TXRX STC TTL VCO WG Alternating Current Antenna Azimuth Pulse Direct Current Decibel Decibel referred to 1 milli Watt Heading Line High Voltage Inte...

Страница 28: ...002 ANT6X 001 Included in Pedestal 25 KW Standard SRT 25 002 ANT9X 001 Included in Pedestal 25 KW Standard SRT 12 003 ANT6X 001 Included in Pedestal 12 KW HSC SRT 12 003 ANT9X 001 Included in Pedesta...

Страница 29: ...esistance to the severe environmental conditions in which they have to operate Table 1 3 1 Equipment Accessories and Documents Supplied Without Antenna With 6 Antenna With 9 Antenna With 12 Antenna Po...

Страница 30: ...ed waveguide of 6 9 or 12 feet lengths a waveguide feeding the slotted waveguide from the rotary joint including a turnaround part The connection to the rotary joint is trough a choke flange without s...

Страница 31: ...screw for the grounding connection of the Unit to the ship structure pos 4 the main connector pos 3 for the connecting cable with the Display Unit used also for the power supply When the cover is open...

Страница 32: ...er Board Chapter 9 Figure 9 1 4 pos 5 Brushless motor Chapter 9 Figure 9 1 4 pos 6 Table 1 3 3 RF HEAD DESCRIPTION POSITION Magnetron Chapter 9 Figure 9 1 27 pos 2 Circulator Chapter 9 Figure 9 1 27 p...

Страница 33: ...on provided by the Gear Reduction to the Antenna the Optical Read out Chapter 9 Figure 9 1 30 pos 1 whose function is to generate the Heading Line HL pulse and the pulses indicating the Antenna positi...

Страница 34: ...tal casting has an separate opening for the flexible waveguide to enter Chapter 9 Figure 9 1 33 Downmast pedestal Dimensional Drawing The mechanical assembly is mounted similarly to Up mast configurat...

Страница 35: ...The length and PRF of the pulses are in accordance with the range scale selected on the Display Unit The transmission pulses can be Short Medium and Long The Receiver enables reception of echoes and...

Страница 36: ...s normally accepted when the Transceiver is installed into a separate cabinet in down mast position The interface with the radar console is trough a single connector and it is not necessary to open th...

Страница 37: ...12 003 SRT 25 003 SRT 12 002 SRT 25 002 SRT 12 003 SRT 25 003 SRT 12 002 SRT 25 002 Antenna type End fed slotted wave guide Antenna length inch mm 6 1800 9 2650 12 3618 Antenna swing circle mm 1800 26...

Страница 38: ...amplifier Logarithmic IF dynamic dB 100 30 pre STC IF center frequency MHz 60 IF bandwidth MHz short pulse medium pulse long pulse 20 4 8 1 5 Overall noise figure nominal dB 5 MDS on long pulse dBm 11...

Страница 39: ...391 6 Weights Kg Antennas 6X 9X 12X 5 9 14 Pedestal with Transceiver 35 7 Required Power Supply Standard configuration 24 VDC or 115 220 VAC Power consumption Ca 350 W Peak at maximum wind load 8 Opt...

Страница 40: ...ersonnel on steady watch conditions but requires general monitoring during normal operating situations Since the Unit has no operating controls paragraph 2 2 is not applicable All semi operative contr...

Страница 41: ...to tuning and antenna rotation Figure 9 1 10 2 DL1 LED green It indicates the presence of the 24VDC power supply Figure 9 1 10 3 DL2 LED green It indicates the presence of the 5V Figure 9 1 10 4 DL3 L...

Страница 42: ...optional if full resolution is not required example 73 10 73 1 073 1 73 Fixed HEX field hh Fixed length HEX number only MSB on the left Variable text c c Variable length valid character field Fixed al...

Страница 43: ...ed Transceiver Number Notes Transceiver Number 1 2 3 4 SPARE in stand alone TXRX Master Slave request SPARE in stand alone TXRX and single equipments Transceiver control Field type Field Descriptions...

Страница 44: ...Initialization of values 3 Reset of values Command 2 Spare Command 3 Spare Timers Integer value to pre set the operated time LSB is equal to 1 hour If Command 1 1 or Command 1 3 don t care 2 4 2 4 DIG...

Страница 45: ...Field MGN Heater W warm C cold else NULL N A A Automatic Tuning ON else NULL OFF Manual Tuning Adjust If Automatic NULL Don t care P Performance Monitor Available else NULL N A S Service Mode A Auto...

Страница 46: ...3 3 TIMERS INFORMATION PTIM c c x x x x x x x x x x x x x x x x x x x a hh CR LF Timers validity A valid V invalid System timer 4 Timer M Pulse Low Freq Timer S Pulse Low Freq Timer S Pulse Medium Fr...

Страница 47: ...End Sector units are degree Es 90 6 2 4 3 6 WRONG COMMAND RETURN NACK PNAC x aaa xx xx hh CR LF Wrong field Error Code Refused Sentence if recognized Transceiver Number as sentence STS or NULL in sta...

Страница 48: ...alid voltage out of range LINK flag CRC ERROR RECEPTION Safety Controls A Test valid safety sw close V Test invalid safety sw open Magnetron Heater Voltage test A Test valid value in range V Test inva...

Страница 49: ...entence DAT connection depending 1 Hz Interfaces or 150ms TXRX Sentences DPI SE2 on request Sentences TIM on request and each 30 minutes of interval after power on Sentence NAC when necessary Sentence...

Страница 50: ...ss Motor Controller Paragraph 3 2 4 Motor Unit Paragraph 3 2 5 Optional Unit SRT Adapter Box Paragraph 3 2 6 Optional Unit Heater Paragraph 3 2 7 Optional Unit Encoder Functional block diagrams show t...

Страница 51: ...ies Electronics Rack RF Head Brushless Motor Controller Motor Unit There are also a number of optional functions which are also described below as The SRT Adapter Box Heaters Encoder 3 2 1 Electronics...

Страница 52: ...or interrupt request input to provide save state function in case of voltage fall under 40 VDC and to safely perform system shut down without data loss 3 2 1 2 SRT Power Low Voltage Power Sup ply The...

Страница 53: ..._Control board the signal HVOK and the red LED DL3 HVOK mounted on the SRT_Power lights up The VMOD is applied to the primary of the HVPS TRANSFORMER which driven by the MOSFET generates as output the...

Страница 54: ...is sent to the antenna from the Magnetron In order to get the best operating conditions for the Magnetron there is also a need to energize magnetron filament with a 6 3 V Filament Voltage voltage cha...

Страница 55: ...ipheral interface QSPI with four peripheral chip selects Four 32 bit timer channels with DMA capability Four 16 bit timer channels for capture compare and pulse width modulation PWM Four channel 16 bi...

Страница 56: ...rded to SRT MOS and SRT Power Boards to receive the signals producing the Antenna rotation to perform the processing on various sensor signals in order to monitor the correct operations of the TXRX un...

Страница 57: ...rray management signals 3 2 1 6 5 Gate Array Input Signal PCB CK50 Input for the 50 MHz clock ANTBLK High voltage generation and antenna rotation disabling from the Safety Switch SLK High voltage gene...

Страница 58: ...ger PULL for the transmission pulse generation TR Out Trigger for the display GSTC Gate for the STC signal generation TXCOMB Serial transmission of the combined video DIS TX Disabling for the combined...

Страница 59: ...ltage hazard for operators 3 2 1 8 Performance Monitor Functions The Performance Monitor s function is to monitor Transmission Power Tuning and Noise Figure in order to result in a Noise Ring presenta...

Страница 60: ...t interface forwards processed signals from Gate Array RF Detector Safety Switch and from the TX pin of the microprocessor to the Display the RF detector and the brushless motor controller 3 2 1 10 Az...

Страница 61: ...End Low Noise Amplifier Mixer LO RF Detector The echo signal received by the Antenna arrives through the Limiter and the Low Noise Amplifier to the Mixer where it is mixed with the signal forwarded b...

Страница 62: ...p is composed of a disk rotating with the Antenna shaft and an optical sensor composed of two slotted optical switches When in front of the optical sensor passes a hole of the disk a pulse is generate...

Страница 63: ...d bear ing signals from the combined video and translated them in standard lev els for example 232 422 for serial lines Figure 9 1 36 shows the SRT Adapter Box PCB layout LED D9 is a dual red green LE...

Страница 64: ...s appropriate are used in the order of increasing periodicity interval as listed in the following M Monthly S Semi annual A Annually WR When Required PERSONNEL it indicates the number and the typology...

Страница 65: ...Type Note 1 Set of screwdrivers USAG Insulated handle 2 Set of open wrenches USAG 3 Set of socket wrenches USAG 4 Set of socket hexagonal USAG 5 Set of communication tools 6 30 W welders 7 Electric S...

Страница 66: ...ARNING BEFORE STARTING ANY MAINTENANCE WORK IT IS MANDATORY THAT FOR THE SAFETY OF PERSONNEL ALL HIGH VOLTAGE CAPACITORS BE SHORT CIRCUITED BY MEANS OF A WELL INSULATED SCREWDRIVER OR OTHER SUITABLE T...

Страница 67: ...hat no parts of the plastic covering the Antenna have been painted 2 Check the casing preservation state 3 Unscrew and grease the 4 fastening screws of the cover Chapter 9 Figure 9 1 4 pos 1 to avoid...

Страница 68: ...ecks 4 Check the gear integrity Add grease if the gear shows lack of lubrication 5 Check carefully that all cabinet internal screws are not loose 6 Replace or tighten firmly as necessary General Clean...

Страница 69: ...s Chapter 9 Figure 9 1 27 pos 1 and pos 6 fixing the Magnetron pos 2 6 Remove the Magnetron Installation 7 Before fastening the Magnetron to the proper seat spread a layer of silicone grease on Magnet...

Страница 70: ...faulty component is located refer to Chapter 6 for its replacement 5 1 3 Personnel The personnel involved in the troubleshooting procedures must be of a skilled technician type and must have a good k...

Страница 71: ...ANG TO IT A PLACARD READING WORK IN PROGRESS DO NOT SWITCH ON WARNING OPERATE WITH CARE ON THE TXRX UNIT BECAUSE OF HIGH VOLTAGES AND HIGH POWER 5 2 2 Troubleshooting Operations Table 5 2 1 List Of Ma...

Страница 72: ...Board x Voltage supply is too low Check DL1 Led Status and measure voltage on TB2 of SRT_Power Board Connect the 24VDC volt age to the transmitter properly x x x x BNC video cable is interrupted Check...

Страница 73: ...high voltage values on SRT_Power Board x Motor power supply is missing Check if 24VDC voltage value on Brushless Motor Controller ends is low or missing Connect the 24VDC volt age to the controller p...

Страница 74: ...ut only after the equipment switching off before removing any component be sure the spare part is available verify the integrity of the spare part and if possible perform a functional test WARNING SET...

Страница 75: ...lacement of the Magnetron 6 2 7 Replacement of the RF_Amplifier Assy 6 2 8 Removal Installation of Electronics Assy 6 2 9 Replacement of the Bearing Reader Board 6 2 2 Antenna Replacement a Required T...

Страница 76: ...ocking device and close the cover 3 Grease the fastening screws and fix the cover 4 On the electric switchboard set to ON the power breaker relevant to the unit and remove the warning placard 6 2 4 Re...

Страница 77: ...l frame 4 Remove the Brushless Motor Controller c Installation 1 Check for the integrity of the new Brushless Motor Controller 2 In order to install the Brushless Motor Controller perform the removal...

Страница 78: ...nd remove the warning placard 10 Position the selector S1 of SRT_Control Board Chapter 9 Figure 9 1 17 pos 6 on position 2 11 On the SRT_Power board made a link P1 Chapter 9 Figure 9 1 10 pos 5 before...

Страница 79: ...s 9 3 Remove the Electronics Rack cabling connectors taking note of their position Table 6 2 2 Connectors of the Electronics Rack describes connectors to be removed and their position in the Pedestal...

Страница 80: ...or the Brushless Motor Controller SRT_Power TB2 Main Power input SRT_Mos A K Fil Magnetron terminals WARNING WHEN THE ELECTRONICS RACK IS INSERTED ON THE FIXING BOLTS PAY A LOT OF ATTENTION NOT TO DAM...

Страница 81: ...RADAR SYSTEMS CORRECTIVE MAINTENANCE 304202P003 6 8 Rev C 1 Check for the integrity of the new Bearing Reader Board 2 In order to install the Bearing Reader Board perform the removal operations in rev...

Страница 82: ...aceable parts position in the reference figure Column 2 DESCRIPTION the column includes the descriptive identification data of the replaceable part Column 3 SPECIFICATION NUMBER OR TYPE the column rep...

Страница 83: ...2 Antenna X Band 304465G3 1 Figure 9 1 5 Motoreducer assy for 6 9 antennas 304280A2 1 Figure 9 1 5 Motoreducer assy for 12 antenna TBD 1 Figure 9 1 4 pos 5 Brushless motor driver 304427A1 1 Figure 9 1...

Страница 84: ...MENSIONS AND WEIGHTS ALSO SEE OUTLINE DRAWINGS 8 2 2 REQUIRED POWER 8 2 3 ENVIRONMENTAL DATA 8 3 INSTALLATION 8 3 1 INSTALLATION PRINCIPLES 8 3 2 MECHANICAL INSTALLATION 8 3 2 1 UNIT PEDESTAL TRANSCEI...

Страница 85: ...ered with a plastic sheet Each box includes a protecting polyurethane box shaped for the contained parts The following rules should be observed Units must be transferred on board still packed into the...

Страница 86: ...up the mast separately and then assembled The pedestal is lifted by crane Use slings attached to the eyebolts fitted on top of the pedestal Minimum angle at the base is 60 See Figure 1 Lifting by cran...

Страница 87: ...ption 12 kW 25 kW under 100 KN winds 250 W 380 W Medium Power consumption from minimum configuration 12KW 6X to 25KW 9X HSC 75 W 130 W 8 2 3 Environmental Data Operating temperature 25 C 55 C Note Wit...

Страница 88: ...nting one on portside and one on starboard side The following formula and drawing as illustrated in Figure 4 Antenna Positions will help you to determine the correct distance and height between the tw...

Страница 89: ...not facing funnels or other big ships obstruction Sector blanking is enabled to prevent false echoes caused by funnels and or big ships construction see above If performance monitor arm is positioned...

Страница 90: ...d cable glands pointed astern However the antenna swinging plane must be horizontal in all directions when ship is upright on even keel Consider giving ample space for service especially astern of the...

Страница 91: ...and tighten the 4 bolts holding the antenna Chapter 9 Figure 9 1 2 pos 1 The tightening couple is 22 Nm 8 3 2 3 Safety Switch External is optional Usually the safety switch is located on the Radar Di...

Страница 92: ...res for Power Video Trigger and Antenna data It is therefore required to handle these cables with particular care The SRT unit end of the multi core cable shall be connected to the Main Connector see...

Страница 93: ...E Powering the Radar System is not included in the Pre Setup Procedure Carry out a careful visual inspection of the installed components referring to the layouts of the unit and to the interconnection...

Страница 94: ...ing table Unit Unit type Safe distance to the standard magnetic com pass m Safe distance to the steering magnetic com pass m Reduced Safe distance to the standard mag netic compass m Reduced Safe dist...

Страница 95: ...Figure 1 Lifting by crane Figure 2 Suggested Masthead Antenna mounting Figure 3 Suggested Antenna mounting Figure 4 Antenna Positions Figure 5 Dimensions Drawing Figure 6 SRT schematic blocks Figure 7...

Страница 96: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 13 Rev C Fig 1 Lifting by crane WARNING Never pass or stay under any lifted object...

Страница 97: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 14 Rev C Fig 2 Suggested Masthead Antenna mounting...

Страница 98: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 15 Rev C Fig 3 Suggested Antenna mounting...

Страница 99: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 16 Rev C Fig 4 Antenna Positions H L...

Страница 100: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 17 Rev C Fig 5 Dimension drawing...

Страница 101: ...ATION 304202P003 8 18 Rev C Fig 6 SRT Schematic blocks X BAND ANTENNA AND MOTOR ELECTRONICS RACK DISPLAY UNIT D C VOLTAGE MAINS A C VOLTAGE R F ANTENNA DATA D C VOLTAGE RADAR CONTROLS RADAR DATA Video...

Страница 102: ...304202P003 8 19 Rev C Fig 7 Main Connector Drawing Fig 8 Cable termination Cable connector in 12 25kW X band Up mast transceiver Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 SFT ANTS GND EBAT EBAT Pin 6 Pin 6 Pin 8...

Страница 103: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 20 Rev C Fig 9 SRT Control Board...

Страница 104: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 21 Rev C Fig 10 SRT Control board Service switch...

Страница 105: ...SRT X BAND RADAR SYSTEMS INSTALLATION 304202P003 8 22 Rev C Fig 11 Safety Switch...

Страница 106: ...6P001 MULTI CORE CABLING AND TERMINATION PRINCIPLES FOR SRT X Band Antenna Group including 6 9 or 12 feet Antenna and Pedestal with 12 kW Transceiver Upmast SRT X Band Antenna Group including 6 9 or 1...

Страница 107: ...ctions Multicore Cable Technical Specification Core overview of Multicore Cable Red 0 35mm Blue 0 35mm White 0 35mm Coax RJR37 Ground cable 2 5mm Coax RKB15 Power supply cable Black 1 5mm Black 2 5mm...

Страница 108: ...e handling Dismantle the outer insulation of the cable for 60 cm Remove most of the shield let it be 5 cm with shield perceptive to vision Remove the main protective film and turn as in the picture th...

Страница 109: ...allic film from each twisted pair cables and pass the 4 ground wires through the turned shield 0 35 mm cores Cut the core to the wanted length and dismantle the core for 10mm Insert and crimp the blue...

Страница 110: ...ADAR SYSTEMS ANNEX 304202P003 4 Rev C Triple connection in one terminal grey terminal 1 5 and 2 5 mm cores Cut the core to the wanted length and dismantle the core for 10mm Note End terminal should al...

Страница 111: ...ion of the RG coaxial cable without damaging the shield and put the related part of the BNC connector as below Details related to the ring of the BNC connector Take back the shield on the ring and tri...

Страница 112: ...SRT X BAND RADAR SYSTEMS ANNEX 304202P003 6 Rev C Solder the centre core with the BNC pin Be careful not damage the isolation i e burned during the solder process Mount the BNC connector as below...

Страница 113: ...SRT X BAND RADAR SYSTEMS ANNEX 304202P003 7 Rev C ELLIPTICAL WAVEGUIDE KIT 20 Mt P N 304615A1 30 Mt P N 304615A2 INSTALLATION INSTRUCTIONS...

Страница 114: ...ELLIPTICAL WAVEGUIDE KIT COMPOSITION 10 3 30MT ELLIPTICAL WAVEGUIDE KIT COMPOSITION 11 4 INSTALLATION INSTRUCTIONS 12 4 1 ELLIPTICAL WAVEGUIDE 12 4 1 1 PREPARATION AND INSPECTION 12 4 1 2 HOISTING 12...

Страница 115: ...rdance with the length of waveguide supplied 2 The false base may be removed from the box with all components 3 Assemble all items in accordance with the instruction in Chapter 5 4 Figure 5 3 2 is a f...

Страница 116: ...P N TBD composed of Pos Q ty Part Number Description 1 1 302826A1 20 Mt Andrew Waveguide Kit including 1 1 20Mt 86X201P002 EW85 Waveguide 1 2 2 86X202P002 Connector for EW85 Waveguide 1 3 1 86X203P00...

Страница 117: ...P N TBD composed of Pos Q ty Part Number Description 1 1 302826A2 30 Mt Andrew Waveguide Kit including 1 1 30Mt 86X201P002 EW85 Waveguide 1 2 2 86X202P002 Connector for EW85 Waveguide 1 3 1 86X203P00...

Страница 118: ...ible leaks especially at pipe threads Refer to paragraph 5 4 for pressure information Factory attached connector is shipped with blank flange attached to maintain pressure during shipment Do not remov...

Страница 119: ...ot be left unsupported Space hangers approximately 1 Ft 0 3m apart for first three at top of vertical run and 4 Ft 1 2m apart thereafter If distance from feed termination to 1st hanger is more than 4...

Страница 120: ...nd to Antenna Group input without any short interconnection only the adapter must be used Otherwise assemble rigid waveguide parts in accordance with the typical installation drawing See that gasket a...

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