EuroTel ETLUW4G03 Operating And Technical Manual Download

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Rev. 002

ETLUW4G03

Operating and Technical Manual

ETLUW4G03

2 kW (RMS) DTV / 5 kW ATV

UHF B IV-V LIQUID-COOLED TV TRANSMITTER

EuroTel S.p.A.

Via Martiri della Libertà, 4

20851 Lissone (MB), Italy

Tel. +39 039 24361 – Fax +39 039 2436222

E-Mail

[email protected]

– Web

http://www.eurotel.it

May 2013

CMANUW4G03

Page 1

Summary of Contents for ETLUW4G03

Page 1: ...V 2 kW RMS DTV 5 kW ATV 2 kW RMS DTV 5 kW ATV 2 kW RMS DTV 5 kW ATV UHF B IV V LIQUID COOLED TV TRANSMITTER UHF B IV V LIQUID COOLED TV TRANSMITTER UHF B IV V LIQUID COOLED TV TRANSMITTER UHF B IV V LIQUID COOLED TV TRANSMITTER EuroTel S p A Via Martiri della Libertà 4 20851 Lissone MB Italy Tel 39 039 24361 Fax 39 039 2436222 E Mail sales eurotel it Web http www eurotel it May 2013 CMANUW4G03 Pag...

Page 2: ...ETLUW4G03 Rev 002 Page 2 CMANUW4G03 May 2013 ...

Page 3: ...TIONS 10 I INTRODUCTION 10 II FUNCTIONAL DESCRIPTION 10 III ENERGY DISTRIBUTION AND COOLING 13 IV THEORY OF OPERATION OF ETLUW4G03 TV TRANSMITTER 14 V COMPOSITION OF ETLUW4G03 TV TRANSMITTER 15 VI INSTALLATION OF ETLUW4G03 TV TRANSMITTER 16 1 ETLUW4G03 TV Transmitter connections and module installation 16 2 Other connections 16 3 First time operation of ETLUW4G03 17 VII TECHNICAL SPECIFICATIONS OF...

Page 4: ...module rear view 13 Figure 4 ETLUW4G03 TV Transmitter functional blocks diagram 14 Figure 5 WEB interface RF Output page 20 Figure 6 WEB interface Login page 23 Figure 7 WEB interface Summary page 24 Figure 8 WEB interface Supervisor page 25 Figure 9 WEB interface Log page 26 Figure 10 WEB interface Amplifier page 27 Figure 11 WEB interface Liquid Cooler Control Unit page 28 Figure 12 WEB interfac...

Page 5: ...nformation contained herein is the property of EUROTEL S p A and is supplied without liability for errors or omissions and no part may be reproduced used or disclosed except as authorized by for errors or omissions and no part may be reproduced used or disclosed except as authorized by for errors or omissions and no part may be reproduced used or disclosed except as authorized by for errors or omi...

Page 6: ...to remove to remove to remove and then re insert the rear panel coaxial interconnecting cables of the EXCITER Although suitable and then re insert the rear panel coaxial interconnecting cables of the EXCITER Although suitable and then re insert the rear panel coaxial interconnecting cables of the EXCITER Although suitable and then re insert the rear panel coaxial interconnecting cables of the EXCI...

Page 7: ...e open circuited 4 4 4 4 FIRE RISK FIRE RISK FIRE RISK FIRE RISK There is a risk of fire presented by any live electrical if there is sufficient energy conversion which is the case with radio transmitters Preventive measures on site can reduce fire hazards to a large extent and effectively reduce the fire spreading CAUTION CAUTION CAUTION CAUTION On installing the transmitter the user shall ensure...

Page 8: ...F THERE IS NO SIGN OF BREATHING Check that the head is still tilted back Take a deep breath Pinch the victim s nose and blow firmly into his mouth As you do his chest will RISE figure 2 Turn your head away and take another breath watching for the chest to FALL figure 3 Start with four quick deep breaths and then continue with one breath every five seconds i e 12 times a minute This should be conti...

Page 9: ...oon as resuscitation is no longer required the wound should be covered with a DRY clean dressing If help is available or as soon as resuscitation is no longer required the wound should be covered with a DRY clean dressing May 2013 CMANUW4G03 Page 9 ...

Page 10: ...temperature of active elements This involves an efficiently use and longer lifetime of the system II II II II FUNCTIONAL DESCRIPTION FUNCTIONAL DESCRIPTION FUNCTIONAL DESCRIPTION FUNCTIONAL DESCRIPTION The main transmitter components are transmitter racks with built in isolation mains transformer and power distribution dual drive exciter with changeover or single drive exciter power splitters R F ...

Page 11: ... TV Transmitter front view May 2013 CMANUW4G03 Page 11 Automatic Breakers Mains transformer and power distribution Amplifier N 1 Amplifier N 2 Amplifier N 3 Exciter A Exciter B Transmitter Supervisor Controller Cooling blowers for filter ...

Page 12: ...ETLUW4G03 Rev 002 Figure 2 ETLUW4G03 TV Transmitter rear view Page 12 CMANUW4G03 May 2013 Absorber Load Output bandpass filter option Liquid distribution Mains transformer and power distribution ...

Page 13: ... mains transformer is protected by an automatic breaker used to switch on and off the transmitter The electric current from the secondary side of the transformer is distributed to each R F amplifier module by an individual secondary winding and an individual automatic breaker So each amplifier module can be individually switched on and off A secondary winding and an automatic breaker are dedicated...

Page 14: ...Exciter reaches the input low power divider which splits the drive signal into three components This system incorporates a step attenuator and a step phase shifter to balance the slight gain and phase differences of R F Amplifiers The resultant signals drive the three ETL0W474G R F Amplifiers The Output power combiner at the output of the three R F Amplifier modules combines the output signals to ...

Page 15: ...the supply voltage by 10 TX Mode ETL3100 TV Exciter Device configuration DVB T H DVB T2 ISDB T ATSC Analog TV Transposer and DVB T Remodulator determines analog or digital transmission mode The exciter also sends this information to the supervisor by an E Link bus remote control message The supervisor sends the same information to the R F amplifier modules V V V V COMPOSITION OF COMPOSITION OF COM...

Page 16: ...al of the Transmitter unit Connect R F output coaxial line to antenna Install the R F Amplifier modules identified by means of marking stickers on the modules in their spaces also marked with corresponding stickers pasted on the inside wall of the cabinet Install the Exciters in the apposite space in the cabinet The Transmitter Supervisor Controller is already fitted in the cabinet Connect each R ...

Page 17: ...ule should be operating Make sure there are no alarm status for the Transmitter unit Check that exciter modules are set in Local mode and in Off status Now is possible to enable R F output power from the Transmitter unit Enable R F output power of the Transmitter unit by means of TX On command on Transmitter Supervisor Controller unit Refer also to ETL0700TA Transmitter Supervisor Controller Opera...

Page 18: ... of the Transmitter Once 0dB RF Out level is reached R F output power of the Transmitter should assume a value close to the nominal level expected On the on air exciter enable A L C control Set A L C config A L C config A L C config A L C config to External External External External in the menu RF output of the exciter module Now the R F output power of the transmitter will assume the correct nom...

Page 19: ... 2 2 2 2 Output Parameters Output Parameters Output Parameters Output Parameters Output frequency range BANDS IV V 470 860MHz Standard Output Power 2000 Wrms 0 3 dB DVB T DVB T2 5000 Wp s 0 3 dB ATV Permissible VSWR 1 4 Frequency stability without external reference 100 Hz year 2nd harmonic suppression 40 dB before filter 3rd harmonic suppression 40 dB before filter Intermodulation at transmitter ...

Page 20: ...king on in place transmitter unit and in remote mode via the WEB interface Changing the R F Output Power in remote mode via WEB interface Changing the R F Output Power in remote mode via WEB interface Changing the R F Output Power in remote mode via WEB interface Changing the R F Output Power in remote mode via WEB interface To change the R F Output Power in remote mode via web interface follow th...

Page 21: ...witch of the target ETL0W474G amplifier module This switch is placed in the lower part of the transmitter cabinet Open the rear panel of the transmitter rack Close the two valves placed on the inlet and outlet coolant pipes of the target amplifier module Disconnect power supply cables from the rear panel of the ETL0W474G amplifier module Disconnect all cables connected to the rear panel of the tar...

Page 22: ... Link setting Once the ETL0W474G amplifier module is switched on push SELECT button until the Channel Channel Channel Channel Frequency Frequency Frequency Frequency menu title appears Enter this menu and check that the transmission frequency value is the actual frequency of the transmitter unit Push SELECT button until the MLC Nominal Val MLC Nominal Val MLC Nominal Val MLC Nominal Val menu title...

Page 23: ... WEB interface allows to monitor and manage all the setting parameters of the ETLUW4G03 transmitter unit In this way a complete remote control of the transmitter unit is available For liquid cooled transmitter unit the WEB interface allows also to manage the hydraulic System Control Unit Below are listed and explained some pages available on the WEB interface NOTE the images of the WEB pages shown...

Page 24: ...he major information regarding the transmitter unit This page shows Forward and Reflected output power info presence of warning alarm status and major configuration status of interest This page allows also to download the current configuration of the transmitter and to reboot the exciter module Figure 7 WEB interface Summary page Page 24 CMANUW4G03 May 2013 ...

Page 25: ...G03 transmitter unit This page summarizes the status of the ETLUW4G03 transmitter unit The user can find the info about the operating mode exciter changeover transmission frequency warning and alarm status In this page is also reported a list of the main measures on the transmitter unit as RF Output measures and temperature measures Figure 8 WEB interface Supervisor page May 2013 CMANUW4G03 Page 2...

Page 26: ...ng and alarm events occurred In the history list a red dot identifies an alarm event a yellow dot identifies a warning event whereas a green dot identifies a restoring of correct operation It is also possible to download an save the log file using the Download button Clear button deletes the Log list Figure 9 WEB interface Log page Page 26 CMANUW4G03 May 2013 ...

Page 27: ...s possible to monitor the status of the single amplifier present in the ETLUW4G03 transmitter unit This page is available for each amplifier assembled in the transmitter unit In this way is possible to check the correct operation of each ETL0W474G amplifier module Figure 10 WEB interface Amplifier page May 2013 CMANUW4G03 Page 27 ...

Page 28: ...quid Cooler Control Unit This page allows to monitor and manage the ETLHS100 hydraulic system and pump unit Liquid Cooler Control Unit WEB page shows all the measures and parameters of interest of the hydraulic system Using this page is also possible to control the cooling system according to the remote control provided Figure 11 WEB interface Liquid Cooler Control Unit page Page 28 CMANUW4G03 May...

Page 29: ...perating and Technical Manual for GSM service setting and command Refer also to ETL3100RT Operating and Technical Manual for GSM service setting and command Refer also to ETL3100RT Operating and Technical Manual for GSM service setting and command Refer also to ETL3100RT Operating and Technical Manual for GSM service setting and command explanation explanation explanation explanation Figure 12 WEB...

Page 30: ...and push Apply Changes button The GSM Status Configuration list shows the info reported when a Status SMS is received The user can choose the items of interest from this list Through GSM Alarm Configuration list the user can set which type of Alarm event have to be reported by an automatic SMS when the corresponding alarm status occurs Through Power on off SMS Delay the user sets the delay in seco...

Page 31: ...AMS LAYOUT ASSEMBLY AND CIRCUIT DIAGRAMS LAYOUT ASSEMBLY AND CIRCUIT DIAGRAMS I I I I MAINFRAME AND WIRING DIAGRAM MAINFRAME AND WIRING DIAGRAM MAINFRAME AND WIRING DIAGRAM MAINFRAME AND WIRING DIAGRAM ETLUW4G03 WIRING DIAGRAM ETLUW4G03 WIRING DIAGRAM ETLUW4G03 WIRING DIAGRAM ETLUW4G03 WIRING DIAGRAM May 2013 CMANUW4G03 Page 31 ...

Page 32: ...ETLUW4G03 Rev 002 Page 32 CMANUW4G03 May 2013 ...

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Page 34: ...D POWER DISTRIBUTION MAINS TRANSFORMER AND POWER DISTRIBUTION MAINS TRANSFORMER AND POWER DISTRIBUTION MAINS TRANSFORMER AND POWER DISTRIBUTION 1 1 1 1 Schematic diagram Schematic diagram Schematic diagram Schematic diagram May 2013 CMANUW4G03 Page 33 ...

Page 35: ...ETLUW4G03 Rev 002 Page 34 CMANUW4G03 May 2013 ...

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Page 37: ...Rev 002 ETLUW4G03 May 2013 CMANUW4G03 Page 35 ...

Page 38: ...ETLUW4G03 Rev 002 EuroTel S p A Via Martiri della Libertà 4 20851 Lissone MB Italy Tel 39 039 24361 Fax 39 039 2436222 E Mail sales eurotel it Web http www eurotel it Page 36 CMANUW4G03 May 2013 ...

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