HC5-10 - RVR Elettronica SpA Documentation Server
Contents
1. 1 MAINS 2 AUX PS 3 MAINS FUSE 4 AUX FUSE VDE plug for the mains power supply Auxiliary VDE plug for the feeding of external devices tipically an exciter Protection fuse for the input of the mains power supply 10A Protection fuse for the auxiliary output AUX fuse 10A 5 6 7 8 9 SPLITTER OUT 1 to 5 10 SPLITTER INPUT 11 PC 12 TELEMETRY 13 RS232 14 COM BUS 15 REM CTRL 16 INTERLOCK 1 17 INTERLOCK 2 18 HEAT SINK Power Splitter Outputs N type connector to drive Power Amplifiers Exciter s R F Input connector N type DBS connector for 1 C bus networking DB25 telemetry connector DB9 connector to link the amplifier with external devices DB15 connector for interfacing with the five amplifiers Connettore di controllo DB9 per il collegamento dell apparato a dispositivi esterni BNC connectors to inhibit an exteral device as an exciter In case of fault the inner connector is shorted to ground BNC connectors to inhibit an exteral device as an exciter In case of fault the inner connector is shorted to ground Heat sink 19 20 22 23 25 COMBINER INPUT 1 to 5 21 HEAT SINK 24 HEAT SINK User Manual Power Combiner Inputs 7 16 from the Power Amplifiers Heat sink Heat sink Rev 1 0 26 03 04 23 34 HC5 10 6 3 Connectors Description 6 3 1 Telemetry Co2. 9 1 Operating Blocks 30 9 2 Phase Regulation between the several Amplifiers 32 10 Maintenance Procedures 34 10 1 Routine Maintenance 34 Manuale Utente Rev 1 0 26 03 04 i HC5 10 Rev 1 0 26 03 04 J J ELETTRONICA This page was intentionally left blank Manuale Ulente MW HC5 10 1 Preliminary Instructions This manual is written as a general guide for those having previous knowledge and experience with this kind of equipment well conscious of the risks connected with the operation of electrical equipment It is not intended to contain a complete statement of all safety rules which should be observed by personnel in using this or other electronic equipment The installation use and maintenance of this piece of equipment involve risks both for the personnel performing them and for the device itself that shall be used only by trained personnel R V R Elettronica SpA doesn t assume responsibility for injury or damage resulting from improper procedures or practices by untrained unqualified personnel in the handling of this unit Please observe all local codes and fire protection standards in the operations of this unit WARNING always disconnect power before opening covers or removing any part of this unit Use appropriate grounding procedures to short out capacitors and high voltage points before servicing WARNING this device can irradiate radio frequency waves and if it s not installed following the
3. Is necessary however adjust the phase so that the value of wasted power Rej PWR is inferior always than 200W In contrary case the condition can be introduced for which the HC5 10 falls in protection with reduction of output power and it cannot return to full power for the lacked reenter of the conditions that would allow it Rej PWR it lesser than 200W Behavior of the system in function of the working parameters The HC5 10 apparatus puts in action various operation modality according to the different conditions of work in which it is come to be situated The HC5 10 apparatus has two groups of disposed fans on the panels and to the inside ordinary group and emergency group The ordinary group must always work when the apparatus is set in ON position and during the short moments of post ventilation the emergency group enters in function when the total power on the absorbers resistances exceeds 200W and or when the temperature of the warmer resistance exceeds 40 C When the emergency fans group enters in function on the frontal panel of the HC5 10 an yellow LED with Fans On label is lit on For post ventilation is understood that the ordinary fans group continues to work for around 3 minutes after the set in OFF position of the HC5 10 Each hour spent in OFF position the HC5 10 switched on for around 3 minutes the ordinary fans group this to remove the heat accumulated to the inside of the circuits An electronic circuit c
4. Manual Rev 1 0 26 03 04 27 34 HC5 10 RW 8 1 Modules Identificarion upper view Figure below shows the upper view of the device with the indication of the different components 1 Combiner Section 2 Power Measure Board not visible 3 CPU group 4 Phase Regulation Board not visible 5 Control card of the absorption resistances 6 Control Interface Card 7 Power Measure Board not visible 8 Combiner Output EIA 1 5 8 9 LEDs Card and trimmer Power Adjust 28 34 Rev 1 0 26 03 04 User Manual MW HC5 10 8 2 Modules Identificarion bottom view o di oj lo gipo o Gi oj e 9 O O o oj o of o ollo o o o lo of o olo o O 10 O 10 3 Fo FAON Wo o ollo o fo oj o o o olo o fo o fo o o ollo o fo o o o fo fo o o allo oll Lo allo o o All ol lo allo o o ello ol lo 1 Unbal Power card 2 _ Temperature Sensor B Unbal Power card 4 Unbal Powe
5. different components 6 1 Front Panel Moo HEs 10 gt i DI Pa II gt 9 Pp GO oo 1 ESC 2 LOC REM 3 ALARM RESET 4 DISPLAY 5 ON 6 WAIT 7 FAULT 8 LOCAL 9 OVER 10 BRIGHTNESS 11 ENTER 12 RIGHT DOWN 13 LEFT UP 14 R F TEST 15 AIR FILTER 16 FAULT User Manual Button to exit from a menu Switch to select the local or remote control modes Button used to manually reset the protection system also for the amplifiers in the case is correctly connected LCD Display Green LED lit when the hybrid coupler is switched on Yellow LED indicating that the hybrid coupler is waiting for a condition that is blocking the power output to be removed Red LED indicating that a fault that cannot be automatically reverted Yellow LED indicating that the hybrid coupler in local control mode Yellow LED lit when the system have reached the maximum delivery power Trimmer to regulate the brightness of the LCD display Button used to accept a parameter s value or to enter into a menu Button used to navigate in the menu system and to modify the changeable parameters Button used to navigate in the menu system and to modify t
6. keys on frontal panel instead are possible only when the apparatus is in Local position The need to effect commands only on the amplifiers apparatuses could have utility of diagnostic character the normal operation of the apparatuses foresees that they are set in position Remote therefore in condition of answer to the deriving commands from the HC5 10 The set of the apparatus HC5 10 instead could be select on the base of the option foreseen from the plan of the station The HC5 10 could be commanded through telemetry or from the operator in the first case must be set in Remote in the second case in Local When the system works to regime and regularly then the following indications are switched on e OnHC5 10 are been switched on the two green LEDs with ON label When the apparatus is adjusted up to 1OKW RF output it could be alight the yellow LED with indication Over too The yellow LED with Local indication it could be alight or not alight according to the set planned from the operator Rev 1 0 26 03 04 User Manual R R HC5 10 On each PJ2000M C amplifier are been switched on the two green LEDs with ON label When the apparatus is adjusted up to 10KW RF output it could be alight the yellow LED with indication Fold Back too The yellow LED with Local indication it must be not alight it is previewed of norm that the amplifiers apparatuses are always set in Remote 5 2 2 General norms of di fu
7. possible cause of permanent damages to the HC5 10 If the connection of the neutral of the mains power stops in any part of the electric installation inside or outside of the apparatus are possible permanent SERIOUS DAMAGES to all the apparatuses of the system The apparatus HC5 10 MUST be connected to its driver exciter apparatus through a cable that allows the interrupt of the oiperation in case of intervention in protection This connection could be of two types Signal of low voltage that cuts off the power of the driver exciter system Feeding of the exciter connected to the plug of mains voltage foreseen and available on the rear panel The first solution is indispensable when HC5 10 system with PJ2000M C is connected to the telemetry whose circuits are install on the exciter If at least one of the two connections doesn t come done are possible permanent damages to the HC5 10 The RF power cables that connect the output of each PU2000M C amplifier with the HC5 10 combiner must be well locked If the contact between the connectors is not correct leaks of energy in RF could be verified This energy has the power to influence dangerously on the behavior of electric circuits of other apparatuses in the vicinities of the transmitter beyond that on the same transmitter The power in game on these connections is potentially able to generate overheatings with possible fire of the cables IE WARNING The interconnection cables
8. power on Rej PWR absorbers resistances could exceed the threshold value of 200W If during the operational period of the transmitter a situation is verified that involves the intervention of the protection with the power reduction es one of the amplifiers suspends his operation temporarily while the others continues to work in this case the system with HC5 10 doesn t return to the power value of RF out precedent to this event Remedy Reduce the power of all the transmitter adjusting the trimmer Power Adjust on the HC5 10 frontal panel until to obtain a value of Rej PWR inferior to 200W Anomaly When the signal phase regulation of the 5 amplifiers is not optimized the power on resistances absorbers Rej PWR it could exceed the value of 200W If during the operating period of the transmitter a situation is verified that involves the intervention of protection with power reduction es one of the amplifiers it suspends its operation temporary while the others continues to work in this case the system with HC5 10 doesn t return to the power value of RF out precedent to this event Remedy Regulate the signals phase of the of the amplifiers until to obtain a value of Rej PWR inferior to 200W When one of the amplifiers is set in Local position its way of work is differentiated from the way of the other amplifiers When it comes controled a set of OFF acting on HC5 10 the amplifier in Local reacts with a set of Inhibi
9. 0 26 03 04 User Manual ELETTRONICA HC5 10 6 3 3 1 C Connector Type DB9 Female O OO O OQ1 IN NC SDA Serial Data SCL Serial Clock NC GND GND 6 3 4 REM CTRL connector Type DB9 Male cO OO O OQ1 IN 6 3 5 Com Bus GND 485 485 IRQ IN RST C Reset Combiner Command IN ON C On Combiner Command IN OFF C Off Combiner Command INH PJ Amplifier s Inhibit EXC ON On Exciter Command Type DB15 male cO OO O OQ1 IN User Manual GND 485 ON OFF C On Off combiner IRQ PWR REG Power Regulation NC IN ON PJ On amplifiers IN OFF PJ Off amplifiers 485 GND ST BY Stand by GND GND INH PI Inhibit amplifiers RST PJ Reset Amplifiers Rev 1 0 26 03 04 25 34 HC5 10 RW 7 Technical Specifications 7 1 Dimensional and Environmental Specifications Cabinet Dimensions 446 mm x 262 mm x 651 mm Panel Dimensions 483 mm x 266 mm Weight Approx 30 Kg Operating Temperature Range 10 C 50 C Humidity 95 Maximum whithout condensation 7 2 Electrical Specifications Characteristics of the system constituted from nr 5 PJ2000M C coupled between them with HC5 10 Input Power 220W max for 10kW Output Input Power 10kW Input Output impedance 50 Ohm Input connector N type female Output connector 1 5 8 type female Mains Power Supply Three phase Star 350V 430V 50 60Hz with neutral wire Alternative Mains Power Sup
10. HC5 10 User Manual Volume 1 w CE Manufactured by Nome File HC5 10_EN P65 Versione Data 1 0 26 03 2004 Storia del documento Data Versione Ragione Autore 26 03 04 1 0 Prima versione J Berti HC5 10 Manuale Utente Versione 1 0 Copyright 2004 R V R Elettronica SpA Via del Fonditore 2 2c 40138 Bologna Italia Telefono 39 051 6010506 Fax 39 051 6011104 Email info rvr it Web www rvr it Tutti i diritti sono riservati Stampato in Italia Nessuna parte di questo manuale pu essere riprodotta memorizzata in sistemi d archivio o trasmessa in qualsiasi forma o mezzo elettronico meccanico foto copia registrazione o altri senza la preventiva autorizzazione scritta del detentore del copyright R R HC5 10 Table of Contents 1 Preliminary Instructions 1 2 Warranty 1 First Aid 2 3 1 Treatment of electrical shocks 2 3 2 Treatment of electrical Burns 3 4 General Description 4 5 Quick reference to instalaltion and use 6 5 1 Preparation 6 5 2 Operation 7 5 3 Software 14 6 Controls Indicators and Connectors 21 6 1 Front Panel 21 6 2 Rear Panel 23 6 3 Connectors Description 24 7 Technical Specifications 26 7 1 Dimensional and Environmental Specifications 26 7 2 Electrical Specifications 26 8 Electrical description 27 8 1 Modules Identificarion upper view 28 8 2 Modules ldentificarion bottom view 29 9 Theory of Operation 30
11. apparatus definitely signalling the status with a Fault red LED placed on the frontal panel If the total of the 8 attempts doesn t happen within the period of an hour the counter of the interventions is reset giving back again to others 8 possibilities of restoration During the temporary arrest on the HC5 10 frontal panel appears the yellow LED indication with Wait label 2 Protection from excessive output reflected power Ref PWR It intervenes at 1800W and it effects until to 8 attempts in the short period exhausted the restoration attempts blocks the apparatus definitely signalling the status with a Fault red LED placed on the frontal panel If the total of the 8 attempts doesn t happen within the period of an hour the counter of the interventions is reset giving back again to others 8 possibility of restoration During the temporary arrest on the HC5 10 frontal panel appears the yellow LED indication with Wait label 3 Protection from excessive excitement input power Inp PWR It intervenes at 250W and it effects until to 8 attempts in the short period exhausted the restoration attempts blocks the apparatus definitely signalling the status witha Fault red LED placed on the frontal panel If the total of the 8 attempts doesn t happen within the period of an hour the counter of the interventions is reset giving back again to others 8 possibility of restoration During the temporary arrest on the HC5 10 frontal panel appears
12. b unbalanced power in case of performances differences between the amplifiers of the system 9 1 7 GPU This subsystem is composed of three cards the true card CPU the analogic section CARD and the card of interconnection and filtering EMI The CPU implements all the software functions previously described measurements protections controls data visualizations communications The analogic circuitry carries out the normalizations and measures on the various parameters that the machine holds under control The CPU card can be interfaced to external dispositive through a dedicated telemetry connector RS232 serial port and one IIC port The analogic signals provided from the hybrid coupler are available on a DB25 connector User Manual Rev 1 0 26 03 04 31 34 HC5 10 9 1 8 9 2 9 2 1 32 34 J ELETTRONICA LEDs Card On this card are present four signalling LED that indicates the general state of machine s operation Is present also a trimmer for the power regulation A G C use a small screwdriver in order to modify the distributed power Phase Regulation between the several Amplifiers The hybrid coupler is factory adjusted so that the transmitter it is included in will work satisfyingly works over the whole FM band Cases may happen that it is necessary to perform the RF adjustment of the HC5 10 for example if the RF interconnection cables with the amplifiers have been sustituted with other of s
13. between amplifiers and HC5 10 contains TEFLON the combustion of the TEFLON generates HIGHLY TOXIC GAS for each living being The amplifier requires high values of current from the mains If the cables that furnish the electric general feeding are not well locked fires could be verified User Manual Rev 1 0 26 03 04 13 34 HC5 10 5 2 6 5 3 14 34 RW ELETTRONICA Risks for the personnel The system HC5 10 with PJ2000M C amplifiers could also work when one or more amplifiers have been physically removed from the system For the same nature of the type of combiner the transmitter in RF power it is possible potenzialmente effect the removal of an apparatus maintaining in operation the transmitter in RF power without generated signals come of overloaded that interrupts the functioning of it Because the physical removal of an amplifier happens through the maneggiamento of the connectors of RF power connected to the amplifier the operator should handle points where it is present RF energy that doesn t come interrupted from circuits of protection For the nature of the adopted combiner type the removal of an apparatus is potentially possible maintaining in function the transmitter in RF power without that come generated signals of overload that interrupts the operation Because the physical removal of an amplifier happens through the handling of the RF power connectors connects to the amplifier the operator would have
14. e monophase devices also e Service total interruption when the system conditions are incompatible with the functioning The commands that control the system HC5 10 with PU2000M C are ON command switch on the complete system OFF command switch off the complete system e Inhibit command the system operation is totally suspends until to persists the signal that drives it Reset command effect one reset of the protections that is propagated for all the PJU2000M C apparatuses Of norm the system HC5 10 with PU2000M C must work with all the apparatuses setting in Remote position In the case any apparatus is not in the Remote condition it doesn t constitute a condition of risk of damages to any electric part of all the system When HC5 10 is set in Remote then the complete system accepts commands only from the remote connections When HC5 10 is set in Local and all PJ2000M C apparatuses are in Remote then it s possible to command the complete system from the HC5 10 frontal panel When some apparatus was not connected in Remote the behavior of that apparatus is not conforming to the behavior of the others in answered to the orders operated on the system The operation parameters of each apparatus can be seen in any moment navigating through the settable menu with the keys on the frontal panel This navigation is possible with the apparatus in Remote or in Local position The commands through
15. e time the auxiliary mains output is opened so that if an exciter is connected to it il will be shut off Whe the hybrid coupler is switched OFF the software waits a few minutes to permit the proper cooling of the device and then sends a signal to the relays of the blowers to turn them off too Each two hours while the machine is OFF the software enables the blowers for a while to dissipate the heat generated by the circuitry and to avoid possible malfunctions of the blowers due to long inactivity periods Switching ON again the hybrid coupler the interlock circuit is opened reenabling the power emission in the connected exciter the auxiliary mains plug supply is powered and the blowers are restarted Power menu Pwr This multi line scrollable menu allows the user to read all the measurements related to the behaviour of the power section of the combiner Forward Power Fwd Pwr Reflected Power Rfl Pwr Standing Wave Ratio SWR Not active Input Power Inp Pwr Reject SWR Rej SWR Depending on the configuration of the machine some of the measures could be deactivated The complete aspect of the screen is the following figure please note that only two lines at a time are visible use the UP and DOWN buttons to scroll Fwd Pur Ff Fur Slik Int Pur Reg Fur Rev 1 0 26 03 04 User Manual MV R HC5 10 dala 5 3 4 Power Amplifier menu P A This multi line scrollable menu repo
16. f the emergency fans Rev 1 0 26 03 04 User Manual MW HC5 10 9 1 3 Input Splitter Circuit The Power Splitter circuit mounted on the rear part of the equipment in the opposite side of the input connector to the exciter and of the RF outputs to the amplifiers The circuit is realized with strip line plus coaxial cables Five resistive termination placed near to the output serves to absorb any unbalanced powers in case of faulty or performance differences of some amplifier to prevent excessive power driving on the well functioning well loaded outputs 9 1 4 Phase Regulation Card Questa scheda montata sul lato anteriore della macchina Sulla scheda sono presenti cinque coppie di capacit variabili che servono per compensare le fasi delle cinque uscite provenienti dal circuito divisore che vengono utilizzate per pilotare gli amplificatori 9 1 5 Power combiner Card The function of the coupler section is to add the RF power portions provided by the amplifiers and to pass it through the antenna output The 5 way combiner circuit is designed with strip lines technollogies and 50 Ohm coaxial cables The strip line circuits are completely shielded inside the combiner cover 9 1 6 Unbalanced Power Measurement Card Every way of the combiner is connected to its own circuit of unbalanced power measurement card mounted on the dissipator The power resistances are connected to these measure circuits that serve in order to absor
17. handle points where is present RF energy that does not come interrupted from protection circuits In theory the values of RF power in these points are low but for effect of the maladjustment of RF impedance that the handling could cause the power in the connectors could go up until to very dangerous values These operations therefore are to AVOID ABSOLUTELY Software This chapter describes the way the microprocessor system controls the hybrid coupler and how the user can interact with it Note that the user can give commands to the device only when it s set in LOCAL mode using the switch on the front panel Otherwise the user will only be allowed to read the parameters but not to change any of them The management of the HC5 10 is performed by a generic software used in different classes of equipment produced by R V R Elettronica SpA like the HC combiners or the RF amplifiers PU500M C and PJ1000M For this reason some options that are related to other kinds of devices are deactivated in the software version that is installed in the HC5 10 see for example the P A menu Note that some of the parameters that are measured and can be read may be in some circumstances not available This situation mostly arises when for physical reasons the measured values are not significant to be used in the control software Rev 1 0 26 03 04 User Manual ENTO HC5 10 When the value for a parameter is not available for such reasons
18. he changeable parameters BNC RF monitor output The output level is 60 dB below the power output in the band 87 5 108 MHz Air Filter for Power Splitter and Combiner Red LED indicating the presence of a malfunction that could not be resolved automatically after the RETRY attempts set up Rev 1 0 26 03 04 21 34 HC5 10 22 34 17 FANS ON 18 ON 19 RF PWRADJ 21 FOLDBACK 21 AIR FILTER 22 ADJ 23 AIR FILTER J ELETTRONICA Yellow LED giallo lit when enters in function the group of emergency fans caused from excess of temperature exceeded the 45 C unbalancement above the 200 W or post ventilation Green LED lit when the hybrid coupler is sithed on Trimmer for the power adjustment turn completely in clockwise sense to have the maximum power Yellow LED if lit indicates the intervention of the automatic reduction of the delivered power to 1000W maximum for each amplifier Air Filter for Power Splitter and Combiner Phase regulation of the input RF channels of the amplifiers Don t USE METALLIC TOOLS FOR THE REGULATION Air Filter for Power Splitter and Combiner Rev 1 0 26 03 04 User Manual ELETTRONICA 6 2 Rear Panel HC5 10
19. he technician to identify the causes of possible malfunctions of the transmitter 5 3 6 Various menu Two operations can be performed using this menu Setup the address of the 1 C serial bus type connection Setup the kind of visualitation in the default menu IZC Addr 1 DisPlay Di The default address of I C communication is relevant when the coupler is connected with other RVR devices that use this protocol We raccomend not to change this parameter if not necessary The visualitation mode can be Digital the default mode described in chapter 5 3 or Analog User Manual Rev 1 0 26 03 04 19 34 HC5 10 Ra In analog mode a little triangle indicates the reflected power level set in the threshold set menu under RflWar while the bar below shows the in real time level reflected power This last kind of visualitation is best used when the combiner output is connected to a device that has to be tuned as a cavity 5 3 7 Versions menu This menu shows the hardware H V and software versions S V of the machine H U 1 61 Dall 2a kl 5 3 8 Protection system The protection system implemented in hybrid coupler is based on two types of reactions the Foldback and the temporary disabling 20 34 Rev 1 0 26 03 04 User Manual RW ELETTRONICA HC5 10 6 Controls Indicators and Connectors This chapter describes the front and rear panels of the HC5 10 with a brief indication of all the
20. heck if the fans are regularly feeding in case of irregularity comes generated an Fault alarm that interrupts the operation of the apparatus without attempts of restart This alarm appears on the display and on a red LED positioned between the fans of the frontal panel An advanced measure circuit checks the power value on each of the absorbers resistances and carries out the sum This sum is available as measured parameter on display as Rej PWR When the power of one of the absorbers resistances exceeds the limit of 800W the HC5 10 reacts reducing the power of all PJ2000M C amplifiers to maximum 1KW The power reduction reenters only when the total power on absorbers resistances returns under the 200W In case that the phase regulation between the apparatuses is not optimal with Rej PWR value at regime superior to 200W the system doesn t return to full power after a phase of protection that foresees the reduction The reduction of power comes signalled on the HC5 10 frontal panel with a yellow LED and with the Fold Back label Rev 1 0 26 03 04 User Manual R R HC5 10 5 2 4 Protection Circuits The HC5 10 apparatus disposes of protection circuits that arrest temporarily and or definitely the functioning of the whole transmitter system 1 Protection from excessive output forward power Fwd PWR It intervenes at 12 5KW and it effect until to 8 attempts in the short period exhausted the restoration attempts blocks the
21. here you purchased the unit Describe the problem and so that a possible easy solution can be detected Dealers and Distributors are supplied with all the information about problems that may occur and usually they can repair the unit quicker than what the manufacturer could do Very often installing errors are discovered by dealers User Manual Rev 1 0 26 03 04 1 34 HC5 10 R YR 2 If your dealer cannot help you contact R V R Elettronica and explain the problem If it is decided to return the unit to the factory R V R Elettronica will mail you a regular authorization with all the necessary instructions to send back the goods 3 When you receive the authorization you can return the unit Pack it carefully for the shipment preferably using the original packing and seal the package perfectly The customer always assumes the risks of loss i e R V R is never responsible for damage or loss until the package reaches R V R premises For this reason we suggest you to insure the goods for the whole value Shipment must be effected C I F PREPAID to the address specified by R V R s service manager on the authorization LE DO NOT RETURN UNITS WITHOUT OUR AUTHORIZATION AS THEY WILL BE REFUSED 4 Be sure to enclose a written technical report where mention all the problems found and a copy of your original invoice establishing the starting date of the warranty Replacement and warranty parts may be ordered from the following address Be su
22. instructions contained in the manual and local regulations it could generate interferences in radio communications This is a CLASS A equipment In a residential place this equipment can cause hash In this case can be requested to user to take the necessary measures R V R Elettronica SpA reserves the right to modify the design and or the technical specifications of the product and this manual without notice 2 Warranty Any product of R V R Elettronica is covered by a 24 twenty four month warranty For components like tubes for power amplifiers the original manufacturer s warranty applies R V R Elettronica SpA extends to the original end user purchaser all manufacturers warranties which are transferrable and all claims are to be made directly to R V R per indicated procedures Warranty shall not include 1 Damage while the equipment is being shipped to R V R for repairs 2 Any unauthorized repair modification 3 Incidental consequential damages as a result of any defect 4 Nominal non incidental defects o Re shipment costs or insurance of the unit or replacement units parts Any damage to the goods must be reported to the carrier in writing on the shipment receipt Any discrepancy or damage discovered subsequent to delivery shall be reported to R V R Elettronica within 5 five days from delivery date To claim your rights under this warranty you shold follow this procedure 1 Contact the dealer or distributor w
23. it s substituted with the symbol At power on the LCD display will show the following presentation screen indicating the name of the device and informations regards the actual release software SW and hardware HW HCo 169 1 Sl 2 644 Al 1 61 After a few seconds the main screen will be displayed reporting the values od Forward power and Reflected power Fwd Pur 3 81 EU Efl Fur 16 lM The management software will remain indefinitely in this default screen until the user pushes the ESC button Pushing the ESC button the user will be presented with the menu selection screen from which the other screens can be accessed Fnc Fur F A Set Alm Mix Ure Pushing again the ESC button the software goes back to the default screen To enter into one of the submenus just select the corresponding name that will be indicated by a flashing underscore with the LEFT and RIGHT buttons and then push ENTER 5 3 1 Function menu Fnc Un Cf f From this menu the user can switch ON and OFF the hybrid coupler User Manual Rev 1 0 26 03 04 15 34 HC5 10 5 3 2 16 34 J J ELETTRONICA The result of this command is that when the HC5 10 is put in OFF mode the inner conductor of the Alarm connector is shorted to ground so that the exciter is put in stand by mode this will happen only if provided with an interlock connector and if correctly connected with the hybrid coupler At the sam
24. le Loosen their clothing a reclining position is recommended Call for medical help as soon as possible 3 2 Treatment of electrical Burns 3 2 1 Extensive burned and broken skin e Cover area with clean sheet or cloth Do not break blisters remove tissue remove adhered particles of clothing or apply any salve or ointment Treat victim for shock as required Arrange transportation to a hospital as quickly as possible If arms or legs are affected keep them elevated If medical help will not be available within an hour and the victim is conscious and not vomiting give him a weak solution of salt and soda 1 level teaspoonful of salt and 1 2 level teaspoonful of baking soda to each quart of water neither hot or cold Allow victim to sip slowly about 4 ounces half a glass over a period of 15 minutes Discontinue fluid if vomiting occurs De DO NOT give alcohol 3 2 2 Less severe burns Apply cool not ice cold compresses using the cleansed available cloth article Do not break blisters remove tissue remove adhered particles of clothing or apply salve or ointment Apply clean dry dressing if necessary Treat victim for shock as required Arrange transportation to a hospital as quickly as possible If arms or legs are affected keep them elevated User Manual Rev 1 0 26 03 04 3 34 HC5 10 RW 4 34 General Description The HC5 10 produced by R V R Elettronica is a hybrid coupler a
25. lightly different characteristics or length or if it is desirable to optimize the transmitter s performances on a certain frequency Warning we suggest not to perform the operations described in this chapter to personnel lacking proper instrumentation and deep knowledge of the device and its working principles Capacitors on the splitter circuit 1 Identificare i trimmer capacitivi nel pannello frontale del HC5 10 Identify the capacitive trimmer in the frontal panel of the HC5 10 2 Regulate all the variable capacitor in a middle position in this way e Turn all the compensators in clockwise sense until to the end e Turn all the compensators in counterclockwise sense for 3 turn completely 3 Switch on the transmitter with the exciter set up on the operating frequency and to regime power 4 Onthe coupler set up the display on the reading of Rej Pwr 6 Regulate the variable capacitors 1 and 2 related to the first amplifier so as to diminish Rej Pwr measured from the coupler Rev 1 0 26 03 04 User Manual ELETTRONICA HC5 10 1 2 3 4 5 6 7 8 9 7 Regulate the variable capacitors 3 and 4 related to the second amplifier so as to diminish Rej Pwr measured from the coupler 8 Regulate the variable capacitors 5 and 6 related to the third amplifier so as to diminish Rej Pwr measured from the coupler 9 Regulate the variable capacitors 7 and 8 related to the fourth amplifie
26. nnector Type DB25 Female J J ELETTRONICA io 1 Rej Pwr T Ana Out Unbalanced power soll 2 Ch4T Disabled 3 GND GND i 4 RflPwrT Ana Out Reflected power o9 5 OC EXCT Dig Out OC Active when interlock is active 6 OC SET4T Dig Out OC Active when SET4 threshold surpassed co 7 GND GND O 8 IN_ONT Dig In ON command 9 OC SETIT Dig Out OC Active when SET1 threshold surpassed 10 OC_WAITT Dig Out OC Active for Wait alarm presence 11 IN_RSTT Dig In Alarms Reset 12 OC_OFFT Dig Out OC Active when OFF 13 IN INHT Dig In Keep at GND potential to inhibit 14 TEMPT Ana Out Temperature 15 Ch 5SDA Disabled 16 FWDPWRT Ana Out Forward power 17 OC FAULT T Dig Out OC Active for Fault Alarm presence 18 OC SET3T Dig Out OC Active when SETS threshold surpassed 19 INP_PWRSCL_ Disabled Input power 20 IN OFF T Dig In OFF command 21 GND GND 22 OC_SET2T Dig Out OC Active when SET2 threshold surpassed 23 OC_LOCT Dig Out OC Active when in local mode 24 VNST 12 Vcc Unregulated voltage 25 OC ONT Dig Out OC Active when ON Notes To give a command to the HC5 ON OFF Reset bind the relative pin to ground for approx 500 ms OC output Open Collector are Active when conducing 6 3 2 RS232 Connector Type DB9 Female N C TXD RXD Internally connected to 7 and 8 GND N C Internally connected to 4 and 8 Internally connected to 4 and 7 N C OONDOARWND 24 34 Rev 1
27. nzionamento con PU2Z000M C The normal functioning of the HC5 10 system with PJ2000M C foresees that the five amplifiers apparatuses are working with equal output powers and electrical phase of their signals equalized to the input of the combiner Each PJ2000M C amplifier disposes of power regulation practicable through a trimmer present on the frontal panel of the RF section This regulation must be set for the maximum of the amplifier power adjusting the trimmer completely in clockwise sense The equalization of the power of each amplifier comes obtained for effect of the regulator that it is present on the HC5 10 trimmer labelled Power Adjust The system is able to distributing a power up to 10KW RF guaranteed in output but it has been projected in a such way for work to lower power with an acceptable electrical efficiency Each power of output programmed requires a different excitation power In order to use completely the potentialities of the system it is necessary to make reference to this small trick the excitation of RF input must be greater of that it allows to obtain the regime RF power this surplus of power must be such to obtain an output power increased of the quantity described in the following table Values table of output power surplus for every regime power value programmed Output Power Output Power Surplus 10kW 400W 8kW 800W 6kW 1000W 5kW 1500W 4kW 2000W 3kW 2000W The system co
28. ode is signalled by a yellow LED on the front panel being lit The different working parameters are made available for the remote control applications on the telemetry connector as voltage levels that are proportional to the value of the parameter under consideration Digital output signals related to alarms or warnings are also present on the connector together with the digital input like ON OFF switching or alarms reset The HC5 can be connected to the exciter of the transmitter using a interlock cable so that it is possible for it to deactivate RF power emission in case of misfunctioning of the transmitting system An analogous effect can be reached also in case the exciter misses the interlock functionality connecting the mains supply of the exciter to the auxiliary mains plug of the HC5 10 AUX OUT AC LINE This plug is in fact opened using a relay under the same conditions that cause the activation of the interlock User Manual Rev 1 0 26 03 04 5 34 HC5 10 5 1 6 34 ELETTRONICA Quick reference to instalaltion and use This chapter is intended to summarize the necessary points for the installation of the device In case any of the arguments is unclear for example when you use the combiner for the first time we suggest to carefully read the whole manual Preparation Unpack the HC5 10 and before any other operation check the unit for any shipping damage in particular check that all the controls and connecto
29. of the splitter section with the RF input of the relative power amplifier Connect the outputs of the amplifiers type 7 8 to the inputs of the combiner joining section type 7 16 Rev 1 0 26 03 04 User Manual R R HC5 10 Connect the connector type 1 5 8 of general RF output of the combiner to the antenna or to a dummy load able to dissipate the power Connect through a coaxial cable a BNC connectors with a Alarms Interlock cable to the Interlock connector of the exciter you see the scheme included in each station like reference Connect the telemetry connector to the Telemetry connector of the exciter if forecasted in the configuration see the manual of station Connect the feeding cable to the relative MAINS connector on the rear panel LE WARNING the feeding connector is a bare terminals make sure that the cable is not under voltage during the connection LE WARNING is essential that the machine comes connected correctly to ground to ensure both the safety of operation as well as the correct working of the equipment 5 2 Operation To perform its intended pourpose the HC5 10 is always used in a transmitter comprising an exciter five RF amplifiers and one RF driver able to furnish an output power up to 250W if the exciter doesn t give the output power demand The HC5 10 verifies the excitation group only for as concern the interruption of RF power and the power supply When the HC5 10 comes put under v
30. oltage verify that the two ON LED are lit The LCD display shows a presentatio screen and after a few seconds it will pass to the default screen showing the values of the forward and reflected power Switch the exciter on at its minimum power level and wait for it to lock on the working frequency When the PLL has locked progressively increase its output power while controlling the displays of the exciter of the amplifiers and of the hybrid coupler Keep increasing the exciter output overall output of the combiner reaches the desired value that is at most the nominal power rating of the transmitting station At this point it is possible for the user to verify all the working parameters of the amplifier using the management software Normally the device doesn t require any human supervision for its normal operation If any alarm condition arise these are automatically managed by the embedded protection system and notified to the user with the LEDs on the panel or via messages on the LCD display 5 2 1 General behavior with PU2000M C The HC5 10 includes electronic circuits that adjust the complete system of connected amplifiers that allows to obtain the following performances Service partial operation when any connected amplifiers are out of service also User Manual Rev 1 0 26 03 04 7 34 HC5 10 8 34 ELETTRONICA e Service partial operation when only the main power phase remains active on which are connects th
31. ply Three phase Triangle 190V 250V 50 60Hz without neutral wire Power consumption of PJ2000M C with PFC 19 5kW 10kW of RF output including the exciter in the worse situations Power consumption of PJ2000M C without PFC 26 5kVA 10kW of RF output including the exciter in the worse situations Operation limits of the combiner HC5 10 Maximum power input 250W Maximum output forward power 12 5kW Maximum output reflected power 1 8kW Maximum RF power 1 65kW RF ouput power in the case of 1 amplifier switched off and 4 amplifiers to 2 1kW 3 1kW RF ouput power in the case of 2 amplifiers switched off and 3 amplifiers to 2 1kW 1 8kW RF ouput power in the case of 3 amplifiers switched off and 2 amplifiers to 2 1kW 0 8kW RF ouput power in the case of 4 amplifiers switched off and 1 amplifier to 2 1kW 0 2kW Temperature on the cooling device of the absorber resistors 80 C 26 34 Rev 1 0 26 03 04 User Manual n R HC5 10 8 Electrical description HC5 is composed of different modules wired between them with connectors allowing for easy servicing or module substitution RF output RF input to Amp 1 from exciter RE cutout i outpu RF Splitter Brow Telemetry RS232 IIC Interlock Display Keys RF input from Amp 1 RF Anput i RF Combiner from Amp 5 RF output to antenna This chapter give the necessary indications to identify the modules and to understand their functionalities User
32. r card 5 Unbal Power card 6 Unbal Power card 7 Input Splitter Circuit User Manual Rev 1 0 26 03 04 29 34 HC5 10 RW 9 1 9 1 1 9 1 2 30 34 Theory of Operation The figure shows the block diagrams of HC5 10 Ageneral description of the machine s operation has been given in the precedents chapters while in this chapter comes described the operation of the various blocks POWER SPLITTER POWER COUPLER OUTPUT1 Jo OUTPUT ABSORBER OUT 1 OUTPUT2 ABSORBER OUT 2 OUTPUTS ABSORBER OUT 3 3 OUTPUT 4 ABSORBER OUT 4 3 OUTPUT 5 ee E ABSORBER OUT 5 AMPLIFIERS Operating Blocks Power Supply Itinthe HC5 is present only one mains transformer with different secondary winding The secondary used are 18 0 18V 0 11 5 V 0 17V for the feeding of the control interface card that will go to feed allthe cards that compose the machine The rectifiers and the stabilizers are situated on the mentioned card Control Interface Card Allthe measure signals of all the cards transit on this card and provides to furnish the necessary feedings to all the cards of the apparatus The circuit also comprises a card with a CPU mounted above that has the function of serial Communication in standard 485 Are managed some protections of the system too like for example the power reduction of the amplifiers in case of anomalies or the intervention o
33. r so as to diminish Rej Pwr measured from the coupler 10 Regulate the variable capacitors 9 and 10 related to the fifth amplifier so as to diminish Rej Pwr measured from the coupler 11 Repeat the points from 6 to 10 until that the system power catches up a value that cannot be diminished further Note User Manual The described procedure is adapted to the case tou want optimize the coupler for a certain operating frequencies When you may adjusted must itself be regulated the coupler for the operation on whole band FM carried out the regulations before described to the frequency of 98 0 MHz then repeated at 87 5 MHz and 108 0 MHz until to finding the point of better compromise If the compensation comes made because an amplifier is been replaced it is generally necessary only to operate on the capacitors relative to the replaced amplifier Rev 1 0 26 03 04 33 34 HC5 10 R YR 10 LE 10 1 34 34 Maintenance Procedures This section provides general maintenance information and electrical adjustment for the HC5 10 hybrid coupler Warning When the coupler is in function inside are present dangerous voltages elevated currents and are presents RF signals of strongly power Don t remove any cover without switching off the system first and close all covers before restarting the system Ensure all primary power is disconnected from the amplifier before attempting equipment maintenance Routine Main
34. re to include the equipment model and serial number as well as part description and part number R V R Elettronica SpA Via del Fonditore 2 2c 40138 BOLOGNA ITALY Tel 39 051 6010506 3 First Aid The personnel employed in the installation use and maintenance of the device shall be familiar with theory and practice of first aid 3 1 Treatment of electrical shocks 3 1 1 If the victim is not responsive Follow the A B C s of basic life support e Place victim flat on his backon a hard surface e Open airway lift up neck push forehead back Figure 1 Clear out mouth if necessary and observe for breathing if not breathing begin artificial breathing Figure 2 tilt head pinch nostrils make airtight seal four quick full breaths Remember mouth to mouth resuscitation must be commenced as soon as possible Figure 1 Figure 2 Check carotid pulse Figure 3 if pulse is absent begin artificial circulation Figure 4 depressing sternum Figure 5 2 34 Rev 1 0 26 03 04 User Manual WR HC5 10 Figure 3 Figure 4 Figure 5 In case of only one rescuer 15 compressions alternated to two breaths If there are two rescuers the rythm shall be of one brath each 5 compressions Do not interrupt the rythm of compressions when the second person is giving breath Callfor medical assistance as soon as possible 3 1 2 If victim is responsive Keep them warm Keep them as quiet as possib
35. rocontroller system that includes a LCD display and a series of keys for the interaction with the user that realizes the following functions e Measurement and visualization of the coupler s working parameters e Activation and deactivation of the power output of the system Protection of the coupler with respect to potentially dangerous situations like exceeding emitted or unbalancement power overdrive or overtemperature e Detection of user settable attention thresholds e g output power being below a certain value that are made externally available as digital states on the telemetry connector e Communications with external devices Rev 1 0 26 03 04 User Manual R R HC5 10 The management software of the HC5 10 is based on a menu system The user can navigate through the menu system using four buttons ESC move LEFT UP move RIGHT DOWN and ENTER A fifth button is used to reset the alarm counters if any alarm has been triggered before The state of the machine comes indicated from nine LEDs present on the frontal panel A switch on the front panel allows to select the LOCAL or REMOTE working mode e LOCAL mode allows to control the machine using the buttons on the front panel while remote control that is using the telemetry connector is disabled In REMOTE mode remote control is enabled while the buttons on the front panel can be used only to read parameters and not to change them The LOCAL working m
36. rs on the front and rear panels are in good conditions Inside the HC5 10 are inclusive Nr 1 5 way RF splitter Nr 1 5 way RF combiner e Service electronic circuits that control the entire system composed of HC5 10 with Nr 5 2kW amplifiers connected for example PU2000M C e Connection cables for the RF input signals of each amplifier e Connection cables for the RF output signals of each amplifier e Connection cables for the signals that exchange the HC5 10 combiner and the PJ2000M C amplifier In the case the cable is not in good conditions or doesn t come connected the combined system is not able to manage the various parameters interconnected correctly This condition involves a high probability to create permanent damages to the load of HC5 10 If itis necessary check the integrity and the value of the fuse inside the voltage changer block the required fuse type is e Aux Fuse 10A e Mains fuse 10A Connect the RF output cable of the exciter to the N type input of the splitting section of the combiner Connect five cables between the output N connectors of the splitting section of the combiner and the RF input of five suitable amplifiers Connect five cables between the RF output of the amplifiers and the input connectors of the combining section of the coupler Connect the RF output cable of the exciter to the input connector N type of the splitter section of the combiner Connect each of the five outputs N type
37. rts to the user some internal measurement of the device Voltage VPA Not active Current IPA Not active Efficiency Not active Temperature Mains voltage Mains percentage variation with respect to the nominal voltage The complete aspect of the screen is the following figure please note that only two lines at a time are visible use the UP and DOWN buttons to scroll La seguente figura mostra l aspetto completo di questa schermata sono visibili sul display solo due righe alla volta utilizzare i pulsanti SU e GIU per scorrerla UPA IFA Eff Teme Hains Please note that the first three lines of this screen are not active since they are not meaningful for a hybrid coupler Threshold setting menu Set As described in the introduction the amplifier offers a maximum of three user settable alarms For each of them one of the working parameters is compared against a threshold value that can be be modified by the user The results of the comparisons are available on the telemetry connector or as dry contacts on the optional external telemetry board and can be read on the display as O open i e the result is false or C closed i e the result is true Two of the settable thresholds are related to the RF emitted power Power Good while the third is connected to the amount of reflected power Reflected Warning The thresholds are expressed as percentage of full scale value of the relevant q
38. t instead that OFF The situation doesn t constitute risk of damage for the whole system only an imperfection of form When it comes controled a set of Reset of protections acting on the command of HC5 10 the amplifier in Local it doesn t effect his reset When the amplifier set in Local is in position OFF isn t possible change its position to ON acting through the commands on HC5 10 When the amplifier set in Local it comes commuted in Remote this aligns itself to the set planned from the commands operated on HC5 10 Rev 1 0 26 03 04 User Manual R R HC5 10 When left one phase of the mains power that is not what it feeds the HC5 10 the transmitter reduces its RF output power to a value that doesn t exceed the 5KW If the power of programmed regime is inferior to the value of 5KW doesn t happen any reduction When left two phases of mains power but stays the phase that feeds the HC5 10 the transmitter reduces its RF output power to a value that doesn t exceed 1KW If the power of programmed regime is inferior to the value of 1KW doesn t happen any reduction 5 2 5 Risks for the HC5 10 system with PU2000M C Some operational situations are potentially harmful for some part ofthe system When the cable of interconnection of the signals of command doesn t connect all the apparatuses of the system the amplifiers not connected doesn t react the deriving commands from the HC5 10 apparatus This constitutes
39. t 5 way that allows to join up to 5 R F power amplifier Its function is to splitthe RF signal coming from a RF exciter adjusting the relative phases to pass them through five external RF power amplifiers and then to combine the output of the amplifiers into a single RF amplified signal to be forwarded to the antenna output The HC5 10 is produced in the version for five transmitters of 2 kW max output power everyone for example PJ2000M C for a total nominal power of 10 kW RF Amplifier 1 Exciter A RF TI Amplifier 2 e RF RF Amplifier 3 Amplifier 4 Amplifier 5 The nominal working principle of a FM transmitter based on a hybrid coupler scheme like HC5 10 foresees that the used amplifiers shall produce the same RF power that will be added with the same phase Possible differences in the power level or phase of the amplifiers generate the so called unbalancement power that is in part dissipated inside the coupler The HC5 10 guarantees the overall working of the transmitter even if one of the amplifiers is completely off service In such case the power generated by the surviving amplifier is routed to the antenna anyway the other part of the delivered power that is unbalancement power is dissipated inside the combiner The HC5 10 is controlled by a mic
40. tenance The only regular maintenance needed by HC5 10 is the periodic substitution of the blowers and the cleaning of dust filters and any dust accumulated inside the amplifier The time between overhauling of the blowers depends upon several environmental factors temperature humidity dust pollution etc It s advisable to check the unit every 6 months and to substitute noisy blowers Blowers should be changed as a matter of course at least not beyond the 35000 hours of job Rev 1 0 26 03 04 User Manual
41. the yellow LED indication with Wait label 4 Protection from excessive Rejected power Rej PWR It intervenes at 1650W and it effects until to 8 attempts in the short period exhausted the restoration attempts blocks the apparatus definitely signalling the status with a Fault red LED placed on the frontal panel If the total of the 8 attempts doesn t happen within the period of an hour the counter of the interventions is reset giving back again to others 8 possibility of restoration During the temporary arrest on the HC5 10 frontal panel appears the yellow LED indication with Wait label 5 Protection from excessive temperature on at least one of the 5 Temp absorber resistances It intervenes at 80 C and it maintains until that the value has exceeded the threshold when the value descends again under the limit the functioning returns normal User Manual Rev 1 0 26 03 04 11 34 HC5 10 5 2 9 12 34 ELETTRONICA 6 Protection of electric net feeding Mains It intervenes when the mains voltage that feeds the apparatus HC5 10 exceeds the limits of 20 and the value until to that is maintained is outside from the limit interval returns normal the operation when the value is within the limits interval Functioning Anomalies Some operational conditions could cause a way of work of the apparatus not optimal Anomaly When at least one of the PJ2000M C amplifiers doesn t disburse the same power of the others the
42. uantity The full scale values for the HC5 are the following e Forward Power 10000 W e Reflected Power 1000 W User Manual Rev 1 0 26 03 04 17 34 HC5 10 RVR To change the values of the thresholds execute the following procedure Select the line to modify UP and DOWN buttons e Push the ENTER button e Modify the value of the threshold UP and DOWN buttons e Push the ENTER button to confirm The following figure shows an example of configuration for this menu Purdl gt 88 lt Purld gt 560 a Fflhlar gt H In questo esempio le soglie degli allarmi sono PwrGd 1 8000 W 80 X 10000 W PwrGd2 5000 W 50 X 10000 W RflWar 700 W 70 X 1000 W 5 3 5 Alarms Menu Alm This screen gives to the user information regarding the status of the protection system included in the hybrid coupler It is constituted by a certain number of lines each containing the name of a variable controlled by the system and the kind of intervention that is undertaken by the system in case the parameter surpasses its limit The latter can be of the kind X Y Wait or Dis Disabled The aspect of this multi line screen is the following only two lines at a time are visible use the UP and DOWN buttons to scroll 18 34 Rev 1 0 26 03 04 User Manual HC5 10 Fwd Pur kfl Pur Ine Fur L F A I F H Teme kej Pur Hains SUR Eff The function of this menu is essentially a help for t
43. uld be adjusted without danger of damages also with an excitation power scarcely efficiency to obtain the power final programmed then without surplus in this case it is reduced the stability of the RF power output and is obtained an electrical efficiency not optimal for lower powers than 10KW The electrical phase regulation of the signals of the combined amplifiers allows to obtain a heavy reduction of the RF power wasted on the absorbers resistors This operation gives the best results if it comes effected when the apparatuses are been adjusted to the regime power programmed from the regulator located on the frontal panel of the HC5 10 Power Adjust User Manual Rev 1 0 26 03 04 9 34 HC5 10 5 2 3 10 34 ELETTRONICA The electrical phase of the amplifiers comes optimized in the working frequency programmed for the transmitter but there are operational possibility that foresees that the transmitter could alternatively work on different frequencies see systems composed of more transmitters with common reserve In these cases the regulation of the electrical phase must be effected considering to get a compromise with working parameters acceptable for all the possible working frequencies This second signals setup however allows to get operation values of the system combined in which the wasted power stays always lower than 2 of the total The systems optimized on a single frequency could arrive to wasted powers lower than 0 5
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