Metro DataVac MB-RS User Manual
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Metro DataVac MB-RS User Manual

Master module for m-bus network
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MB-RS
Master module for M-Bus network
Metro
Rue de la Jonchère
F-74420 Boëge
User's manual
+33 (0) 450 39 08 49
Fax
+33 (0) 450 39 08 33
web
www.metro-fr.com
E-mail info@metro-fr.com

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Summary of Contents for Metro DataVac MB-RS

  • Page 1 MB-RS Master module for M-Bus network User’s manual  +33 (0) 450 39 08 49 Metro +33 (0) 450 39 08 33 Rue de la Jonchère www.metro-fr.com F-74420 Boëge E-mail info@metro-fr.com...

  • Page 2: Table Of Contents

    IDENTIFICATION OF THE MBUS MODULES ........10     5.1.2. COMMANDS FOR READING THE PROBES ........13     5.1.3. MB-RS VERSION ................. 14     5.1.4. INPUTS/ OUTPUTS (MB-IO MODULES) ..........14     5.1.5. RESOLUTION OF A MODULE FOR TTL PROBES ......17  ...

  • Page 3: Forewords

    2. FOREWORDS ONE YEAR LIMITED GUARANTEE FOR THE MB-RS MANUFACTURER'S RESPONSIBILITY SPARE PARTS AND LABOUR. The manufacturer commits himself to pay for repair or replacement costs (labour costs included) during a period of one year as from the date the guarantee came into force.
  • Page 4 The manufacturer is not responsible for mistakes that could be found in this handbook and also for direct or indirect damage resulting from the equipment, its performances and the use of this product. CLEANING Use a soft cotton cloth slightly soaked with an ethyl alcohol based product. DO NOT USE the following products: acetone, benzene, toluene and halogens hydrocarbons.

  • Page 5: Introduction

    3. INTRODUCTION 3.1. PRODUCT PRESENTATION The MB-RS module allows to connect the entire range of M-Bus modules (except the MB-BT – Bluetooth) on a PC or a PLC with USB or RS232 through and ASCII protocol or with MODBUS-RTU. Up to 254 inputs can be connected.

  • Page 6: Dimensions And Installation

    3.2.2. Dimensions and installation The M-Bus modules are made on a robust aluminium profile. All the M-Bus modules are designed and must be installed on a standard DIN rail (7.5*35) in order to ensure a correct fixation. Version 1.0...

  • Page 7: Contains Of The Packaging

    3.2.1. Contains of the packaging The MB-RS package contains : - 1 MB-RS module - 1 RS232 cable RJ45SUB-D9 - 1 USB cable - 1 transformer + 1 power supply cable - 1 Mini-CD including USB driver and this user manual...

  • Page 8: Connectors

    12-30 VDC Reset button 4.1.1. THE RS232 COMMUNICATION PORT The MB-RS module is fitted with a RS232 port to be connected to a PLC or a computer. The RS232 COM port configuration is the following 115200 bauds, 8 bits, 1 stop bit, no parity...

  • Page 9: The Usb Full-Speed Connector

    1- Launch the file « driver USB.exe » located in the directory « Driver USB » on the mini- 2- Connect the MB-RS to your computer through the USB cable, a with the power supply. The following message appears few seconds after: 3- A COM PORT (USB SERIAL PORT) appears in the device manager menu.

  • Page 10: Communication - Ascii Protocol

    Before reading the probes, it is necessary to identify the connected modules on the MB-RS. This has to be done only the first time. Up to 254 input can be connected. The adress of the input will thus be from 00 to FE.
  • Page 11 STEP 3 – Identify the MB-IO module Command : @NY=0C<$0D> Answer (example) : 9#E816133461<$0D>  The MB-IO is now identifed at the address 0C  Note : the MB-IO takes only 1 adress in the BUS.  List of identified modules o Command : @ID? <$0D>...
  • Page 12  Erase 1 module : o Command : @CL=XX<$D> Where XX = adress of the first channel of the module to be removed. Example : erase the MB-4C module identified on the last example : 00 to 07 08 to 0B o Command : @CL=08<$D>...

  • Page 13: Commands For Reading The Probes

    5.1.2. Commands for reading the probes For asking the value of a probe, the computer or PLC must send a 3 characters string : o Command : NN<$0D> with NN = adress of the probe o Answer : +/-000.0000 <$0D> (position in mm) ...

  • Page 14: Mb-Rs Version

    Answer : XXX<$0D> 5.1.4. Inputs/ Outputs (MB-IO modules) It is possible to connect MB-IO modules on the MB-RS. MB-IO modules are fitted with 8 optocoupled inputs/outputs. The 8 outputs are similar to the « open collector PNP » type. They can be used with an external power supply 12 to 30 VDC maximum.
  • Page 15 + 24 V from the PLC Output PLC output 0V of the PLC MB-IO module + 24V + 24V + 24 V from the PLC Input Output to PLC 0V of the PLC MB-IO module Examples of connection between a PLC and a MB-RS...
  • Page 16 Outputs Activate 1 or several outputs : Command : OXX=YY<$0D> Where XX = adress of the MB-IO module and YY the status of the outputs in Hexadecimal Example : Activate the output 8, 7 and 2 of the MB-IO module, previsouly identified at the adress 0C number Command : O0C=C2<$0D>...

  • Page 17: Resolution Of A Module For Ttl Probes

    5.1.5. Resolution of a module for TTL probes If you use the MB-2T module for TTL probes, you will need to send a command for setting the resolution of each input of the module, depending on the probe you have connected.

  • Page 18: Modbus Rtu Communication Protocol

    6. MODBUS RTU COMMUNICATION PROTOCOL This protocol allows to connect the MB-RS on a PLC compatible with the MODBUS RTU. This protocol allows to control all the functionalities of the MB-RS through several registers. Up to 256 registers can be read by data frame.

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