1. DL manuals
  2. Eddystone
  3. Amplifier
  4. xa500 series
  5. Installation And Operaion Manual

Eddystone xa500 series Installation And Operaion Manual

Manual is about: low power fm amplifier

Summary of xa500 series

  • Page 1

    Print date 31/08/11 page 1 of 22 e2136-00ma-02 eddystone broadcast ---- xa500 series low power fm amplifiers ---- installation and operation ---- issue 2 e2136-00ma-02 august 2011 ---- eddystone broadcast ltd. 26, arden rd. Arden forest industrial estate alcester, warwickshire b49 6ep, england tel. ...

  • Page 2

    Print date 31/08/11 page 2 of 22 e2136-00ma-02 intentional blank page.

  • Page 3

    Print date 31/08/11 page 3 of 22 e2136-00ma-02 index section one : introduction 1.1 : general description………………………………………………………………… page 5 1.1.1 power supply………………………………………………………………..……………… page 5 1.1.2 input splitter..………………….……………………………………………………………. Page 5 1.1.3 amplifier modules (‘pallets’)…………………...

  • Page 4

    Print date 31/08/11 page 4 of 22 e2136-00ma-02 bound at rear xa500 front and rear views…………………………………………………………. E2136-00ga xa500 block diagram………………………………………………………………….. E2136-00bk xa500 interconnections circuit diagram…………………………………………..… e2136-00ct.

  • Page 5

    Print date 31/08/11 page 5 of 22 e2136-00ma-02 section one : introduction ! Caution ! These amplifiers operate at high rf power levels, internal supply energy levels and mains supply current levels. They also incorporate devices containing toxic beo. Installation, operation and maintenance of this u...

  • Page 6

    Print date 31/08/11 page 6 of 22 e2136-00ma-02 over the heatsink fins with only a small ‘bleed’ of air over components mounted on the heatsink surface itself. 1.1.4 : two way combiner, low pass filter and directional coupler these interface between the two amplifier outputs and the antenna. The comb...

  • Page 7

    Print date 31/08/11 page 7 of 22 e2136-00ma-02 1.1.7 serial remote control and monitoring board (/a and /t options only) serial ascii remote control and monitoring, either at rs232 level (/a option) or utilising tcp/ip (/t option) can also be provided on all variants. The optional board is fitted in...

  • Page 8

    Print date 31/08/11 page 8 of 22 e2136-00ma-02 1.3 : technical specifications the xa500 range of fm amplifiers is designed to meet or exceed etsi standards:- en 301 489-01 : erm/emc for radio equipment, part 1, common technical requirements. En 301 489-11 : erm/emc for radio equipment, part 11, spec...

  • Page 9

    Print date 31/08/11 page 9 of 22 e2136-00ma-02 environmental ambient temperature (operating) : 0 to +45 deg.C ambient temperature (storage) : -20 to +70 deg.C relative humidity (operating) : less than or equal to 95%, non condensing with the amplifier at a higher temperature than the ambient. Altitu...

  • Page 10

    Print date 31/08/11 page 10 of 22 e2136-00ma-02 intentional blank page.

  • Page 11

    Print date 31/08/11 page 11 of 22 e2136-00ma-02 section two : installation ! Caution ! These amplifiers operate at high rf power levels, internal supply energy levels and mains supply current levels. They also incorporate devices containing toxic beo. Before commencing installation, it is recommende...

  • Page 12

    Print date 31/08/11 page 12 of 22 e2136-00ma-02 2.1.2 rack mounting if the amplifier is not supplied ready mounted in a 19 inch rack, this will be required to be done at time of installation. ! Caution ! The xa500 is heavy. Adequate handling arrangements must therefore be made before installation in...

  • Page 13

    Print date 31/08/11 page 13 of 22 e2136-00ma-02 2.2.2 status connector this is a 25 way d socket sk02 at the rear of the unit. This is used to enable basic external monitoring and control. Multi-core screened cable, not exceeding 3 metres in length, should be used for the interconnecting lead. The l...

  • Page 14

    Print date 31/08/11 page 14 of 22 e2136-00ma-02 *pins 24 and 25 (chassis ground) connect to internal relay contacts, which open when the interlock/ connection at pins 21 and 22 is broken and the amplifier muted. They thus can be used to additionally mute the drive or other associated equipment via t...

  • Page 15

    Print date 31/08/11 page 15 of 22 e2136-00ma-02 2.2.7 remote (tcp/ip) connector (/t option only) this is an rj45 connector sk06 fitted at the rear of the unit. This enables control and monitoring to be performed using tcp/ip (transmission control/internet protocol). This arrangement requires the uni...

  • Page 16

    Print date 31/08/11 page 16 of 22 e2136-00ma-02 2.3.2 output power level and frequency adjustment if the amplifier is not supplied with preset output power levels and frequency, its front panel set power control and the exciter/drive(s)’ power output and frequency will need to be set. The manuals fo...

  • Page 17

    Print date 31/08/11 page 17 of 22 e2136-00ma-02 2.4 : serial remote control and monitoring (/a and /t options only) 2.4.1 introduction when the /a option is fitted, serial control and monitoring is provided via a rear panel com port connector (section 2.2.6) using asynchronous data (1 start, 8 data,...

  • Page 18

    Print date 31/08/11 page 18 of 22 e2136-00ma-02 remote input controls (third byte sent from controller after + command) title function hex ascii mute set amplifier to mute 4d m unmute set amplifier to start/unmute 53 s note that the amplifier will be muted if either the local or the serial remote co...

  • Page 19

    Print date 31/08/11 page 19 of 22 e2136-00ma-02 reverted output data block (15 extra bytes reverted in response to # ? 0 sequence) title status possible values (ascii) op_data1 output data status request byte third byte echo fixed at ascii 0 op_data2 output forward power level msb (w) op_data3 outpu...

  • Page 20

    Print date 31/08/11 page 20 of 22 e2136-00ma-02 intentional blank page.

  • Page 21

    Print date 31/08/11 page 21 of 22 e2136-00ma-02 section three : operation once installed and set up as described in section two, no manual operation is provided apart from selecting the required meter display. If the sys normal led shows red, step through the various displays, using the push button,...

  • Page 22

    Print date 31/08/11 page 22 of 22 e2136-00ma-02 3.1.2 e2322 power supply units marked type function dc led display green indicates dc output >75-85% of its rated value. Ac led display green indicates ac input >78-86vrms ! Caution ! – see note at start of section 2.2.1 --ooo—.