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sielco EXC300GX - User Manual

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SIELCO Headquarter:
Via Toscana, 57/59 - 20090 - Buccinasco (MI)
Tel. +39-02-45713300 Fax +39-02-45713351
e-mail: info@sielco.org www.sielco.org
FM super-compact transmitter series
User and maintenance manual
Version 1.0 – 01/2019

Table of Contents

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Summary

CE Conformity Declaration

Declaration of Product Compliance

Declares that the analogical FM broadcast transmitters conform to specified EU directives and standards.

1 Introduction to Sielco Transmitters

3 Safety First!

General Safety Warnings and Practices

Covers warnings on device handling, electrical safety, good practices, and first aid procedures.

Operational and Installation Warnings

Details warnings related to power lines, service operations, RF fields, and electrical conditions during installation.

5 Identifying Your Model

6 Equipment Description, Commands and Inputs

Location of Parts by Model

Identifies front and rear panel parts for various transmitter and amplifier models.

List of Commands and Inputs

Details the functions of control panel elements, connectors, and ports.

7 Installation

General Installation Safety Rules

Outlines essential rules to prevent damage to objects, people, and the equipment during installation.

Device Placement and Environment

Covers choosing a suitable room, placement considerations, and climatic conditions for optimal operation.

Device Wiring and Connections

Provides instructions for wiring the antenna, modulation signals, mains power, and remote control connections.

8 Audio Operating Modes and LF Connections

Connecting to Audio Input Connectors

Covers balanced and unbalanced connections for LEFT, RIGHT, and MPX inputs.

AES;EBU Digital Audio Input

Explains connection and advantages of the optional AES/EBU digital audio input interface.

Remote Control Options

Details operating with remote control via Ethernet/GSM adapter boards.

9 Menu and Navigation Commands

10 Basic Operations

Initial Startup and Basic Adjustments

Covers initial power-on procedures, frequency, power, modulation, and time settings.

11 Menus Description

VIEW Menu Structure and Parameters

Details the sub-menus within VIEW for checking status, modulation, system parameters, voltages, and temperatures.

SETUP Menu Overview and Functions

Covers all parameters adjustable via the SETUP menu, including frequency, power, passwords, alarms, and Ethernet settings.

12 RFB-GX Amplifier Series

Connecting Amplifiers via RS485

Details connecting amplifiers to transmitters using the RS485 serial bus for remote management.

13 Maintenance, Software Upgrade and Warranty

14 Troubleshooting

General Troubleshooting Approach

Guides on interpreting alarm messages, LED indicators, and general problem-solving steps.

16 Technical Features

sielco EXC300GX Specifications

General IconGeneral
Frequency Range87.5 - 108 MHz
RF Output Power300 W
Power Supply220V AC ±15% 50/60Hz - Optional: 110V AC ±15% 50/60Hz
ModulationFM
RF Output Impedance50 ohms
Input Impedance600 ohms, balanced
Audio Input Impedance600 Ohm balanced (optional unbalanced)

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