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R.V.R. Elettronica PJ6000U-K User Manual

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PJ6000U-K
USER MANUAL
VOLUME1
Manufactured by R.V.R ELETTRONICA S.p.A. Italy

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Summary of Contents for R.V.R. Elettronica PJ6000U-K

  • Page 1 PJ6000U-K USER MANUAL VOLUME1 Manufactured by R.V.R ELETTRONICA S.p.A. Italy...
  • Page 2 Declaration of Conformity Hereby, R.V.R. Elettronica, declares that this FM transmitter is in complian- ce with the essential requirements and other relevant provisions of Directive 2014/53/EU.
  • Page 3 PJ6000U-K WARNING The following information is needed in order to perform the change of output power. The non-respect of this content may cause damage to the equipment or to the people. Menus and images are for illustration purposes only and may differ from rea- lity.
  • Page 4 PJ6000U-K This page was intentionally left blank User Manual Rev. 1.0 - 21/03/18...

  • Page 5: Technical Specification

    PJ6000U-K Technical Specification PJ6000U-K U.M. Parameters Conditions GENERALS Frequency range 87.5 ÷ 108 Rated output power 6000 Spurious & harmonic suppression < -75 (-80 typical) Ambient working temperature °C 0 to + 50 (operational -10) POWER REQUIREMENTS Power supply type...

  • Page 6: Table Of Contents

    PJ6000U-K Table of Contents Preliminary Instructions Warranty First Aid Treatment of electrical shocks Treatment of electrical Burns General Description Unpacking Features Frontal Panel Description Rear Panel Description Connector Description Installation and use Installation Operation Management Firmware Protection System Identification and Access to the Modules...

  • Page 7: Preliminary Instructions

    2. Warranty La R.V.R. Elettronica S.p.A. warrants this product to be free R.V.R. Elettronica S.p.A. shall not be liable for injury to from defects in workmanship and its proper operation subject persons or damage to property resulting from improper use to the limitations set forth in the supplied Terms and Conditions.

  • Page 8: First Aid

    • Try to reassure the victim. quantity. • Loosen the victim’s clothing and have him/her R.V.R. Elettronica S.p.A. lie down. Via del Fonditore, 2/2c 40138 BOLOGNA ITALY • Call for medical help as soon as possible.

  • Page 9: General Description

    Elettronica SpA featuring adjustable RF power output up to 6000 W under 50 Ohm standard load and less than 70 W drive power requirement. . The PJ6000U-K is designed to being contained into a 19” rack box of 4HE. 4.1 Unpacking The package contains:  1 PJ6000U-K...

  • Page 10: Features

    PJ6000U-K The RF power section of PJ6000U-K uses eight LD-MOSFET (MRFE6VP61K25H) modules delivering up to 750W output power each. An LCD on the front panel and a push-button panel provide for user interfacing with the microprocessor control system, which implements the following features: : •...

  • Page 11: Frontal Panel Description

    PJ6000U-K 4.3 Frontal Panel Description 4.3.1 Frontal Panel Description of PJ6000U-K F.M. AMPLIFIER PJ6000U-K ELETTRONICA ELETTRONICA LOCAL FOLDBACK RF MUTE FAULT TEST FUSE BLOWN FOLD BACK SERVICE ENTER RF POWER ADJUST [1] ON Green LED, turns on when amplifier is switched on...

  • Page 12: Rear Panel Description

    PJ6000U-K 4.4 Rear Panel Description 4.4.1 Rear Panel Description of PJ6000U-K MAINS RF OUT 50 Ohm [1] TELEMETRY DB25 connector for telemetry [2] INTERLOCK IN Interlock input BNC connector: to inhibit the amplifier from an external device, like a dummy load [3] RF IN RF input connector (“N”...

  • Page 13: Connector Description

    PJ6000U-K 4.5 Connector Description 4.5.1 Telemetry Type: Female DB25 Internal SWR 4,3V x F.S. RF power amplifier voltage 3.9V x 50V Reflected Power 4.3V x F.S. Interlock Set 4 “On” Command Set 1 WAIT Alarm Reset Interlock Temperature 3.9V x 100°...
  • Page 14 PJ6000U-K 4.5.3 Common Bus Type: Male DB15 RS 485- ON-OFF C IRQ C PWR REG RS 485+ ST-BY C INHIBIT PJ-C RESET PJ-C 4.5.4 Service (for programming of factory parameters) Type: Female DB9 TX_D RX_D Internally connected with 8 Internally connected with 7...

  • Page 15: Installation And Use

    PJ6000U-K 5. Installation and use This section provides a step-by-step description of equipment installation and configuration procedure. Follow these procedures closely upon first power-on and each time any change is made to general configuration, such as when a new transmission station is added or the equipment is replaced.

  • Page 16: Installation

    PJ6000U-K 5.1 Installation 5.1.1 Preliminary Requirements The equiment ventilation and the work space must be suitable for maintenance operations according to the directive in force in the country in which this device is installed. It is necessary to leave a minimum distance of 50 cm on the front and back sides of the device to have a proper functioning and to facilitate air circulation through the ventilation grids.
  • Page 17 PJ6000U-K The mains power supply protection fuses are conveniently located externally on rear panel. Remove the fuse holder with a screwdriver to check its integrity or to replace it if necessary. The following fuse are used: PJ6000U-K (3x) 25A-T type 10x38 Mains fuses 1-2-3 Table 5.1: Fuses...
  • Page 18 PJ6000U-K The transmitter normally have the outlet air in the back of machine. In this case, provide adequate ventilation of the room. COLD 50cm In alternative is cooled by forced ventilation and the air outlet is located on the roof of machine.
  • Page 19 Rack power supply connections Provide for the following (applicable to operating tests and putting into service): √ Mains power supply 230 VAC or 400 VAC for PJ6000U-K, both with adequate earth connection. √ For operating tests only: dummy load with 50 Ohm impedance and adequate capacity (6000W as a minimum for PJ6000U-K).
  • Page 20 PJ6000U-K N PE If transmitter require three-phase power with 3F (black, brown and grey) + N 3F (black, brown and grey) + N (blue) + GND (green yellow), keep in mind this requirement to connect to your , keep in mind this requirement to connect to your distribution board.
  • Page 21 Nota: to ensure the safety of the operators, carry out the wiring according to the laws and regulations in force in the country where this equipment is installed. Check that the POWER switch on the front of PJ6000U-K is in the “OFF” position. .
  • Page 22 PJ6000U-K Three-phase power supply: • Ground • R Phase • S Phase • T Phase • Neutral • 11,12 Not connected Figure 5.1: View of the mains multipole socket - terminals side (internal) Connect the mains cable to the appropriate MAINS VOLTAGE terminal block on the rear panel.
  • Page 23 Connect the amplifier INTERLOCK OUT output to the matching INTERLOCK IN input fitted on all R.V.R. Elettronica exciters as standard; if your exciter is a different brand, identify an equivalent input.

  • Page 24: Operation

    PJ6000U-K MAINS RF OUT 50 Ohm Figure 5.2: Connections with exciter WARNING: To avoid electrical shock and electrocution, never touch the RF output connector when the equipment is switched on and no dummy load is connected. Connect the audio and RDS/SCA cables of own sources to the input connectors.

  • Page 25: Management Firmware

    PJ6000U-K 4) Adjust output power using RF PWR ADJ trimmer. 5) At this point, the amplifier is adjusted to its nominal power. Note: After ten minutes, readjust the output power of the amplifier(s), it will be lowered due to heating. Repeat the procedure if the carrier frequency is changed.
  • Page 26 PJ6000U-K Menu 1 Default Menu Menu 3 Selection Screen Menu 4 Operation Menu Menu 5 Power Menu Menu 6 P.A. Menu Menu 7 Alarm Menu Menu 8 Miscellaneous menu Menu 9 Version Menu Figure 5.2 When the display is off, touching any key will turn on backlighting.
  • Page 27 Modifies Power Good (forward power) threshold. The Power Good rate is a percent of machine rated power (6000W for PJ6000U-K), not of forward output power. This means that this threshold set at 50% will give 3000 W regardless of set power level. The Power Good feature enables output power control and reporting.
  • Page 28 PJ6000U-K 5.3.2 Power Menu (Pwr) This screen holds all readings related to machine output power: Menu 5 Note that these are readings, rather than settings, and cannot be edited (note the empty arrow). To change power setting, go to the default menu (menu 1) as outlined earlier.
  • Page 29 PJ6000U-K 5.3.4 Alarm Menu (Alm) This menu shows any alarm conditions occurring during machine operation. Alarm thresholds are preset at the factory. Menu 7 Counter of alarm conditions triggered by forward power. Counter of alarm conditions triggered by reflected power.
  • Page 30 PJ6000U-K 1. Over Forward Power Forward power threshold exceeded. Alarm 1 2. Over Reflected Power Reflected power threshold exceeded. Alarm 2 3. Over Input Power Input power threshold exceeded. Alarm 3 Monitoring cycle is as follows: • An alarm condition occurs;...
  • Page 31 PJ6000U-K II. Over Reflected Power Reflected power alarm display. Stop 2 III. Over Input Power Input power alarm display. Stop 3 Once the machine goes into “FAULT” mode, it will no longer attempt to re-start; choose the appropriate reset procedure according to current machine setting: •...

  • Page 32: Protection System

    PJ6000U-K C address setting. The I C network address becomes significant when the exciter is connected in an RVR transmission system that uses this protocol. Do not change it unless strictly required. 5.3.6 Version Menu (Vrs) This screen holds machine version/release information:...
  • Page 33 PJ6000U-K The user may press the ALARMS RESET key, in alarms menu, to interact with the protection system. . . If the system is transmitting but alarms were triggered earlier causing certain counters not to be at “0”, will have no effect unless it is pressed while inside the alarm menu.

  • Page 34: Identification And Access To The Modules

    PJ6000U-K 6. Identification and Access to the Modules The PJ6000U-K is made up of various modules linked to each other through connectors so as to make maintenance and any required module replacement easier. 6.1 Upper view The figure below shows the upper view of the machine with the various components pointed out.

  • Page 35: Lower View

    PJ6000U-K 6.2 Lower view The figure below shows the lower view of the machine with the various components pointed out. figure 6.2 [1] Low Pass Filter and Combiner [2] Amplifier Modules [3] Bias Distributor and Splitter Card [4] Pass-through Filter Card User Manual Rev.

  • Page 36: Working Principles

    PJ6000U-K 7. Working Principles The figures below provide an overview of PJ6000U-K (figure 7.1) modules and connections. Load BPF 3° H /LD-PJ (Low Power Option) RFL Input LPF Output FWD FWD PFC PSL Bias Board PFC PSL True RMS Detector PFC PSL Service PS Service PS Interface Card & Service PS...

  • Page 37: Ps Section

    PJ6000U-K 7.1 PS Section The figures below provide a schematic view of PS section of PJ6000U-K (figure 7.2) modules and connections. PFC PSL +50V PFC PSL PFC PSL AUX PS Bias AUX PS AUX PS Service PS Interface Card & Blower Panel Card figure 7.2 7.1.1 PFC Unit The three PFC units are rectifiers that modulates the absorbed current so that the wave shape is the most possible sinusoidal, obtaining a power factor with a cos φ...
  • Page 38 PJ6000U-K 7.1.3 Services Power Supplies The services power supplies present on this amplifier, providing a DC voltage of 24 VDC and have a maximum power of 130 W each. 7.1.4 Services PS control and Blowers This module parallelizes the DC voltage of 24 VDC coming from the services...

  • Page 39: Rf Section

    PJ6000U-K 7.2 RF Section The figures below provide a schematic view of PS section of PJ6000U-K (figure 7.3) modules and connections.. PA1 Load PA2 Load PA3 Load Load BPF 3° H RFL PA4 Load Input Output LPF PA5 Load FWD FWD PA6...

  • Page 40: Directional Coupler

    PJ6000U-K The splitter is used to divide input power from PWR Input Measure card and to supply a part of it to every RF module. The combiner is used to combine output power from every RF module so as to have total power amplifier.

  • Page 41: Logic Section

    PJ6000U-K 7.3 Logic Section The figures below provide a schematic view of Logic section of PJ6000U-K (figure 7.4) modules and connections. Bias Inerface Card Panel Card PS Leds Status Card RF Fault Leds Card figure 7.4 7.3.1 RF status LEDs Card This card is fitted with four warning LEDs that indicate the machine’s general operating status.
  • Page 42 PJ6000U-K This card carries the signals to the DB25 telemetry connector that is on the machine’s back panel. The connector is fitted with 7 analog outputs, 8 open collector digital outputs and 4 digital inputs. It also manages the DB9 connector for communications in I Cstandard.

  • Page 43: Low-Drive Power" Option (/Ld)

    PJ6000U-K 8. “Low-Drive Power” Option (/LD) “Low-Drive Power” Option (/LD) The figures below provide a schematic view of RF section of PJ6000U-K (figure 8.1) modules and connections. PA1 Load PA2 Load PA3 Load Load BPF 3° H Driver RFL PA4 Load Input...

  • Page 44: Introduction

    Be sure to disconnect the amplifier’s mains supply before proceeding to any maintenance operation on the system. 9.3 Ordinary maintenance The only regular maintenance required on the PJ6000U-K is the periodic blower replacement and dust cleaning of the air filter and of any trace of it inside the amplifier.

  • Page 45: Module Substitutions

    9.4.1 How to replace the RF module • Open the bottom cover of PJ6000U-K by unscrewing all the screws. • Identify the RF module to be replaced by a visual inspection, a check on the voltage and/or the verification of a possible broken fuse.
  • Page 46 PJ6000U-K • Disconnect connector A and unsolder points B. • Unscrew all the Allen screws located in positions C. • At this point, replace the module, placing on the back of the new RF module some Compound paste with high thermal conductivity and without silicones.

  • Page 47: How To Replace The Fuses

    • Put the cover back on and tighten all the screws necessary to close it. 9.4.2 How to replace the fuses • Unscrew all screws A on the front panel of PJ6000U-K. User Manual Rev. 1.0 - 21/03/18 / 48...
  • Page 48 Redo all previously steps, performed in reverse, in order to reassemble everything. 9.4.3 How to replace the power supply • Open the top cover of PJ6000U-K by unscrewing all the screws. • Identify the power supply module to be replaced based on the signaling LED on the front panel.
  • Page 49 PJ6000U-K Module 1 Module 2 Module 3 • Unscrew all the points A with the help of an Allen screwdriver. • Remove the two plates near points A. • Disconnect all the connectors at positions B and unscrew all the points C with the help of an Allen screwdriver.
  • Page 50 Redo all previously steps, performed in reverse, in order to reassemble and fix the module in place. 9.4.4 How to replace the PFC • Open the top cover of PJ6000U-K by unscrewing all the screws. • Identify the module to be replaced. •...
  • Page 51 PJ6000U-K • Remove the two plates near points A • Disconnect all the connectors at positions B and unscrew all the points C with the help of an slotted screwdriver. • Lift up the protective film and disconnect the connector in position D.
  • Page 52 Redo all previously steps, performed in reverse, in order to reassemble and fix the module in place. 9.4.5 How to replace the Service power supply • Open the top cover of PJ6000U-K by unscrewing all the screws. • Unscrew all the points A with the help of an Quadrex screwdriver. •...
  • Page 53 PJ6000U-K • Unscrew all the points C with the help of an Quadrex screwdriver. • Remove the amplifier module and replace it with a new spare part. • Redo all previously steps, performed in reverse, in order to reassemble and fix the module in place.
  • Page 54 PJ6000U-K This page was intentionally left blank User Manual / 48 Rev. 1.0 - 21/03/18...
  • Page 55 ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________...
  • Page 56 ISO 9001:2000 certified since 2000 R.V.R Elettronica S.p.A. Via del Fonditore, 2 / 2c Zona Industriale Roveri · 40138 Bologna · Italy Phone: +39 051 6010506 · Fax: +39 051 6011104 e-mail: info@rvr.it ·web: http://www.rvr.it The RVR Logo, and others referenced RVR products and services are trademarks of RVR Elettronica S.p.A. in Italy, other countries or both. RVR ® 1998 all rights reserved. All other trademarks, trade names or logos used are property of their respective owners.

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