RTcom Radio Modems Uživatelský manuál

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USER MANUAL
RTcom–Universal, Global,
Europa and Outback
Radio Modems
Distributor:
Wessex Power Technology Ltd
189 Ashley Road, Parkstone
Poole, Dorset, BH14 9DL
Tel: +44 (0)1202 723000
Fax: +44 (0)1202 723400
Email: wpt@wessexpowe .co.uk r
www.wessexpower.co.uk
Copyright Radio-Tech Limited 1998-2001
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Shrnutí obsahu

Strany 1 - Radio Modems

USER MANUAL RTcom–Universal, Global, Europa and Outback Radio Modems Distributor: Wessex Power Technology Ltd 189 Ashley Road, P

Strany 2 - CONTENTS

GENERAL ARRANGEMENT Guide to your RTcomTM - Global and Universal (Global Illustrated) RS422 & RS485 Interface Status LED’s Mode Switch for

Strany 3

Guide to your RTcom - Outback Configuration Mode Switch Links to select 2-4 wire RS485 RS422 & RS485 Interface Solar/ 12-24V suppl

Strany 4

CONNECTIONS Data and Power : Data connections should always be made using screened cable. This will ensure maximum rejection of interference

Strany 5

Data and Power cont'd : Pin number Designation WRT Modem Notes 1 DCD Optional not normally needed 2 RX (data) RS232 input data to m

Strany 6

CONFIGURATION Operating Modes : Depending upon the model of the modem you will be able to select one of the communication configurations list

Strany 7 - Lightning Surge Protection :

Data Rate : Mode SW1,1 Mode SW1,2 Data Rate- Universal 2 Date Rate- Global Data Rate - Global 1200 OFF OFF 9600 bps 2400 bps 1200 bps ON OFF

Strany 8 - Antenna Installation :

Test modes : Test modes are provided to assist installation. Whenever test mode is selected the modem will produce a test transmission to aid both

Strany 9 - Antenna Options :

OPERATION The RTcom™ protocol permits 100% transparent operation and direct cable emulation. Simply what goes in comes out! R.F packet framing, co

Strany 10

COMMISSIONING The data rate, parity and number of data bits are set using the dual in line switch located above. If a scanner is available the c

Strany 11

EMC CONFORMITY Finished products placed on the market within the EU must be EMC Type examined. Where applicable, the RTcom-Modems have been Type

Strany 12

CONTENTS INTROD UCTION Selecting the frequency of operation 4 R.F Path Surveys 4 Licenced and un-licenced modem operat

Strany 13

Specification – General European 433.xxx MHz (ETS 300 220) Model (ROM 3802-0083 and ROM 5501_01) SWITCH SETTINGS CHANNEL CENTRE FREQUENCY (MHz) S1

Strany 14

PROM Specification – UK 458.xxx MHz (MPT1329) Model (ROM 3802-0084 Issue 1 for DTR 100) SWITCH SETTINGS CHANNEL CENTRE FREQUENCY (MHz) S1/1 S1/2 S

Strany 15 - Data Rate :

INTRODUCTION The RTcom range of radio modem is intended as a direct replacement for cables over short, medium and long distance serial data links.

Strany 16 - Test modes :

Frequency of operation : Often, there is not a choice over operating frequency. In most countries, frequency allocations are very Limited. By way

Strany 17

Un-Licenced Operation : In many countries, it is quite legal to operate systems without the need for operating licences. These countries include th

Strany 18

INSTALLATION Power Supplies : As with any radio communications system, the RTcom modem should be connected to a clean and stable supply. Switch

Strany 19

Antenna Feeders : The basic rule of thumb is the greater the length of cable, the greater the loss. Always attempt to keep cable runs to a minimum

Strany 20

Antenna Installation : The type and location of the antenna used can have a profound effect on your overall system performance and its legality.

Strany 21

Antenna Options : Antenna types fall to a number of categories. For the majority of applications, the choice lies between portable, fixed, omni-di

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