7.6. Limitations of Use ....................... 28 A. Revision History ..........................29 List of Figures 1. Radio modem MD160 with Cannon connectors, MD400 with Cannon connectors and MD300 with screw clamps ..........................5 3.1. RS232 DSUB9 female ........................9 3.2. Data cable RS485 connections ....................10 3.3.
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3.5. Table of digital and analog input and output parameters ............13 3.6. Table of service connector connections ..................15 3.7. Slot options ..........................16 4.1. Table of technical parameters MD400, MD300, MD160 ............17 4.2. Standards complied ........................18 4.3. Railway Safety Appliance Standards Regulations ..............18...
In order to master all the functions of the radio modem and the MORSE system you should refer to other documents. Fig. 1: Radio modem MD160 with Cannon connectors, MD400 with Cannon connectors and MD300 with screw clamps...
Radio modem MD400 (MD300, MD160, MD160P) 1. Radio modem MD400 (MD300, MD160, MD160P) MD400, MD300 and MD160 are conceptually new radio modems designed for transmitting data in the VHF and UHF bands. The radio modem uses 4-state FSK modulation providing for a maximum signalling rate of 21.68 kbit/s.
2. Description of Radiomodem MD400 (MD300, MD160) 2.1. Radio part The architecture of MD400, MD300 and MD160 radio modems resolves most of the requirements placed on a top quality user friendly radio modem with a very short switching time between receiving and transmitting.
Table of Technical Parameters 4. Table of Technical Parameters Tab. 4.1: Table of technical parameters MD400, MD300, MD160 MD070: 69–85 MHz * MD160: 135–175 MHz Frequency range MD300: 290–350 MHz * MD400: 350–470 MHz * Channel spacing 25 kHz or 12.5 kHz Means of setting working frequency software in range +3.2 MHz from base frequency...
2×M4 not for P RF power 25 W (type P) 4×M4 only Fig. 5.1: Mounting dimensions of the radiomodem MD400, MD300 and MD160 The modem can be fasten by four screws M4 (for mobile application especially) or by the mounting rail DIN35 (stable applications).
6. Modem installation 6.1. General description of installation Racom routers are built into a robust metal case and are suitable for applications which place them in various environments from air-conditioned offices to heavy industry factories. To a certain extent the method of installation needs to be adapted to this.
The distance between the persons and antenna minimal 5 m comply with applicable standards for human exposure of general public to RF electromagnetic fields, namely with standard EN 50385: 2002. It is valid for all power levels and all antenna types which firm Racom provides.
7.1. Important Warning RACOM s. r. o. (hereinafter referred to as RACOM) is the exclusive owner of all rights to this operator manual. All rights reserved. Any duplication of this manual in any way, shape or form, or translation to any other language (without the prior written consent of the owner of the rights) is strictly forbidden.
The WEEE Directive concerns the recovery, reuse, and recycling of electronic and electrical equipment. Under the Directive, used equipment must be marked, collected separately, and disposed of properly. Racom has instigated a programme to manage the reuse, recycling, and recovery of waste in an environmentally safe manner using processes that comply with the WEEE Directive (EU Waste Electrical and Electronic Equipment 2002/96/EC).
Nove Mesto na Morave, 1 of March 2014 Jiri Hruska, CEO RACOM s.r.o. • Mirova 1283 • 592 31 Nove Mesto na Morave • Czech Republic www.racom.eu Tel.: +420 565 659 511 • Fax: +420 565 659 512 • E-mail: racom@racom.eu ver.
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