User manual MR004DL/FA
Contents
1. User manual MRO04DL FA 07 03 02 Version 1 2 11 P ie y GmbH Stettiner Str 38 D 33106 Paderborn A Fi HHHHH Shows the ID of location description Highest baudrate for automatic search Lowest baudrate for automatic search Selects search mode Adr ID only Adr only ID Selects passcode mode Standard requests passcode on startup Access by ID Adr requests ID address for single read Change of passcode A reader Change of passcode B global access Setup of modem mode Testfunctions for production passcode protected Activate deactivate initialize with SND_NKE Activate deacivate preferred display in MWh com Display and edit date time Press E key for editing Format DD MM YYYY Setting up readout interval and start time Format DD MM YYYY Manually starts a readout and storage of all meters according to the list of slaves Display of stored data First select a timepoint from the list Then all data of this point of time are shown on the LCD 12 07 03 02 Version 1 2 User manual MR004DL FA D g GmbH Stettiner Str 38 D 33106 Paderborn Description of the most important menus Readout of all This entry reads all meters according to the list of slaves and displays their data For each meter its baud rate and primary or secondary address is used for communication2. 3p Q GmbH Stettiner Str 38 D 33106 Paderborn M Bus Display M Bus Datalogger for 60 meters lt 166 mm Te Relay m Bus Display M Bus Display MO E i a Ordering information and accessories M Bus data collecting station Intervals 1minute 1year Stores due date values Generates reading profiles 512KByte FLASH data memory Remote display with data filtering Remote acces via 10 Bit modem Software can be updated Level converter for 60 unit loads 300 9600 baud bit recovery Suppression of echo Collision detect Short circuit protection Overcurrent detection Integrated power supply only with MROO4DL Article no MRO04C Level converter for 60 unit loads in housing for DIN rail MRO4W Level converter for 60 unit loads in wall mountable housing MRO04FA Remote display and level converter for 60 unit loads in wall mountable housing MROO4DL Remote display data logger and level converter for 60 unit loads in wall mountable housing Art no suffixes US Version for mains supply of 110VAC Accessories KAO003 Power cable 2m with german plug Schuko MODO01 Analogue 10 Bit modem SW_DOKOM DOKOM CS reading software The M Bus is a low cost 2 wire field bus system for reading and remotely powering of consumption meters for heat gas water electricity The
3. Single readout The readout of single meters also uses information from the list of slaves The submenu shows the list with the information of position primary address and ID The meter will be read after moving the cursor to the desired position and pressing the E button Automatical generation of the list of slaves The automatical search for installed meters with generation of the list of slaves is started from the menu entry List of slaves AutomaticSearch with the E key The C button cancels the current part of search and jumps to the next search step Especially searching with 300 baud takes much time You should select just the needed baudrates from the menu Display config Highest baudrate Lowest baudrate to avoid unnecessary long search times It is also possible to limit the serch to primary or secondary addressing using the menu Display config Search mode At the end or the search the display shows the number of detected meters You should check the entries of the list of slaves from the menu List of slaves Show edit list Editing the list of slaves The entries in the list of slaves can also be edited by the user using the menu List of slaves Show edit list Move the cursor to the desired position and start the edit mode with the E key You can change the chars with the 4 button and step to the next position with the button The E key confirms and the C key cancels editing The chan
4. 1kQ inside the PW60 A stronger line termination of 1200 can be obtained by connecting a resistor of 130Q between the terminals S and S Simultaneous use of interfaces In case of a local readout using the keyboard of the remote display or during an automatical readout the RS485 and RS232 interfaces do not have access to the M Bus These functions and the contemporary use of the RS485 and RS232 interfaces can produce temporary disturbances in communication Exchange of the fuse Over voltages on the power supply input may cause the fuse to blow Please switch off or disconnect the mains power danger of life before inserting a new fuse type 5x20 250V 0 16A slow blow 5x20 110V 0 25A slow blow for US version The fuse is removed by pulling the fuse holder You can use a screw driver to open the fuse holder 4 07 03 02 Version 1 2 User manual MRO0O4DL FA OY g GmbH Stettiner Str 38 D 33106 Paderborn Hints for installation Write down the individual ID no of the meters in the flats real estates Configure the meters or puls adaptors Configure the M Bus Display Datalogger using keyboard or with the service software FService on a Laptop or via Modem Log in with the PasscodeB predefined to 00001767 Setup baud rates search mode in the menu Display config Start search for installed meters with List of slaves AutomaticSearch Check the list of slaves for missing mete
5. master is inverse dependent of the number of slaves in this segment and of the cable diameter The maximum allowed resistance of the cable R between the MROO4DL FA can be estimated with the following formulas N no of unit load each 1 5mA N slaves at end of cable R 9467 15 x n n 14 Q N slaves equally distributed Ri 18933 30 x n n 28 Q The calculation for a standard phone cable JYSTY nx2x0 8 75Q km 150nF km presents the following values Baudrate 9600 Baud 2400 Baud 300 Baud Max total cable length 150nF km 1 km 4 km 12 km No of unit loads in the Max distance to the meter 75Q km respective segment Equally distributed slaves at end of cable 1 8 4 km 8 4 km 10 6 5 km 5 2 km 30 4 1 km 2 7 km 60 2 6 km 1 5 km There are remote repeaters our art no DROO7 available for extending the network length and the number of connected slaves Cascading these remote repeaters allows a nearly unlimited bus extension The place where a remote repeater is placed must provide a mains supply Shielding Tests performed by the M Bus Usergroup showed the result that a shielding of the M Bus cable is not necessary Please avoid a connection between any of the bus lines to the shielding or protective ground User manual MRO04DL FA 07 03 02 Version 1 2 7 D s GmbH Stettiner Str 38 D 33106 Paderborn 3 Description o
6. physical layer and basic elements of the protocol are defined in the european standard EN 1434 3 User manual MRO04DL FA 07 03 02 Version 1 2 1 GmbH Stettiner Str 38 D 33106 Paderborn OY a Table of contents 1 Installation and STAM Dice ox ora cdc ech ta teacn thet coreidas panes to cecetdaseainss oo ores hmiabhioceanid ieee 3 2 Description of the M Bus Level Converter eeeeceeeeneeeeeeeeeeeeeeeeneeeeeeeeeeeeeeeeeeaaees 6 3 Description of the M Bus DISOlay cs xevsee suse sdee2caseved esas picte sees kandeess setdee kee sess 8 4 Keyboard operation of MROO4FA MROO4 DL ooo eee cece eeeeeeenee cette eee eeeeeeeeaeeeeeeeeeeeeeees 9 5 Remote control with COMMANGS 2 crested ssies els ate code te ti eelsinde Vacs te de teed caddie dee layde eds 14 6 Additional functions of the Datalogger cccccceceeeeeeeeeneeeeeeeeeeeeeeeeneeeeeeeeeeeeeeeenaaees 14 7 PC Software Foecrvitey cacc a Aaa a aot ea esi ia hia ata ee aia 15 PIS A EAE NA EA EAA EE a deka ted AAT 16 Firmware Version 1 9 and higher This manual describes the M Bus Display MR004FA and the M Bus Datalogger MR004DL Both devices can be operated as a transparent level converter and as a remote display with keyboard or by remote control The datalogger adds the possibility to automatically read all the meters in the network and store the data into the internal FLASH memory Standards The Level Conver
7. steps if you have forgotten the passcode Do the actions which are described in Status Error and then press the gt key again Please write down the 16 digit string display config and send it together with the firmware version no and serial no by email to INFO RELAY DE We will send you a working passcode User manual MRO04DL FA 07 03 02 Version 1 2 5 P s GmbH Stettiner Str 38 D 33106 Paderborn 2 Description of the M Bus Level Converter Functionality The RS232C and RS485 interface signals are directly connected to the M Bus all the time besides during the operation via keyboard the remote access using the command menu and the automatic readout External connected controllers laptop building control systems can use the device during the inactivity as a level converter for the physical layer of the M Bus The software of the controller must provide the communication protocols of the connected meters The members of the W60 family are able to supply up to 60 slaves unit loads with power Technical data Supply Voltage 230VAC 50Hz 25W respective 110VAC 50Hz 25W US version Environment Operating temperature 0 45 C Storage temperature 10 60 C Humidity 10 70 non condensing Housing Dimensions WxHxL 166 x 190 x 112 mm Protective class IP53 cable glands must be closed Material colour PS light grey similar to RAL 7035 Weight 1 3kg M Bus specif
8. 04DL FA
9. Str 38 D 33106 Paderborn OY a LED signals Power green Power supply is O K Slave yellow M Bus slave is transmitting Max yellow Maximum current exceeded Short red Over current short circuit RS232 interface The M Bus can be accessed via an RS232C interface The signals TXD RXD and GND PC notations are wired to terminals and to both DB9 connectors at the housing The upper DB9 socket female is designed for a PC and the lower DB9 plug male for a modem Only one of these three connectors can be used simultaneously You can attach a 1 1 serial cable to PC or the modem cable to modem The modem must be configured before it is connected see addendum Modem configuration Pinning of DB9 connectors Pin Socket Plug Usage socket Usage plug 2 RXD TXD Transmit to PC Receive from modem 3 TXD RXD Receive from PC Transmit to modem 4 DTR Unused Always active 5 GND GND Ground potential Ground potential 7 RTS CTS Handshake unused Always active 8 CTS RTS _ Always active Handshake unused Pin 1 6 and 9 are not connected RS485 interface The PW60 normally activates the receive mode on the RS485 On reception of data from the M Bus slaves it switches to transmit mode RS485 transmitter active About 37ms after the last received data bit 0 the receive mode is re entered The RS485 interface of the PW6O0 is not addressable There is an internal line termination of
10. f the M Bus Display Functionality The M Bus Display allows reading the meters using the keyboard and viewing the consumption values on the LCD The reading personell is then able to get the data of many meters from one central location without the need to enter all the flats and without further technical equipment laptop Additionally the device offers a so called command mode for remote readout of meters using a standard modem 10 bit The M Bus software Dokom CS and FService support this command mode Installation After login with a passcode predefined as 00001767 the operator gets access to the menu system which is described later It is important to generate the list of meters for readout of data The automatical search for installed meters will be much faster if the user reduces the search options in search mode or search baudrates e g searching with 300 baud is very slow These options can be selected in the menu Display config You should also change passcode B to prevent other persons from changing the setup and passcodes Error messages An exceed of the maximum allowed current and short circuit are signalled with LEDs under the terminal lid compartment and also on the LCD If there are problems with interpretation of the M Bus data the display shows Status Error The list of errors is shown on the LCD after simultaneously pressing the 4 and C keys in the inactive state Please note the error codes and t
11. ges affect only the list of slaves but not the meter options itself Editing entries is useful if a meter has been exchanged It is also possible to add new meters from the meu List of slaves Add slave or to delete single meters from the submenu Remove slaves Setting up baud rates On delivery the M Bus Display Datalogger is confiured to search with all supported baudrates 300 2400 and 9600 bd You can accelerate the search procedure by limiting the search baudrates with Display config Highest baudrate and Lowest baudrate Implemented elements of protocol and data types The device includes no meter specific interpretation but accepts all meters with a M Bus telegram according to the documentation of the M Bus Usergroup and the European standard EN1434 3 which fulfill the following demands e Variable data structure mode 1 or fixed data structure mode 1 or mode 2 e Number formats Integer 8bit 16bit 24bit 32bit 48bit 64bit Real 32bit BCD 2digit 4 digit 6digit 8digit 12 digit 16digit User manual MR004DL FA 07 03 02 Version 1 2 13 GmbH Stettiner Str 38 D 33106 Paderborn 3p Q 5 Remote control with commands Function In the inactive state the MROO4FA and MROO4DL work like simple level converter The signals of the RS232C and RS485 interfaces are converted to M Bus signals and vice versa The CPU watches the data transmission and reacts
12. h the 4 key and up with the key Pressing the E button executes the current selected menu entry The C button cancels the input and exits from the menu Readout of all After input of passcode and confirming with the E key the main Single readout menu is activated You can see always two entries of this J key menu The first displayed lines are Readout of all and Single readout By pushing the 4 button the LCD scrolls to the next Single readout part of the menu In this example the line Single readout will List of slaves then be marked with the arrow This submenu would be entered with the E key Input of numbers The 4 button increments the number of the active position by one After the 0 ist restarts with the 9 again The key moves the cursor to the next position on the right The active position is blinking After pressing at the most right digit the cursor moves to the most left digit The E button ends and acknowledges the input regardless of the current position You can cancel the input with the C key User manual MRO04DL FA 07 03 02 Version 1 2 9 P 13 re M GmbH Stettiner Str 38 D 33106 Paderborn Displayed data The device only displays the most important data for reasons of easy interpretation and not to confuse the reading personell Some meters offer actual and historical values different tariffs and additional devices like pulse c
13. he limitation is derived from accepting only the VIF s 00 1F 58 63 and 6E These are the following basic units and additional power of tens Wh J I kg W I h C and HCA Also available points of time are supported A maximum number of 30 entries can be viewed from one meter 10 07 03 02 Version 1 2 User manual MRO04DL FA GmbH Stettiner Str 38 D 33106 Paderborn 3p Q Menu structure Status report OK Device ready for work overload Nominal bus current exceeded max load Bus off while over current error Error occured in data interpretation Passcode B allows access to all functions Passcode A allows access limited to these functions The tenant has no access to the menus in the modes Access via ID Access via Adr He is requested to input a meter ID Adr i instead of a passcode The meter data of all devices are read and displayed on the LCD based on the list of slaves After selecting a meter from the list of slaves this slave will be read and the consumption values will be displayed Shows the list of slaves Allows editing of Primary address ID and baudrate Automatic generation of the list of slaves by a search for ID primary address with several baudrates o Append a meter to the list of slaves Remove a meter from the list of slaves Selectable option for sorting the list of slaves primary address ID no sorting Page2
14. hen delete the error codes by pressing the gt key The most important error codes can be decoded using the table in the addendum On restart after power fail the error list is also deleted Passcode protection The M Bus Display distinguishes between 3 passcode modes and 2 passcode levels The operator is requested to enter a passcode after pressing any key in the standard mode mode A In this mode the passcode A reader s passcode gives only low level access limited to readout functions The caretaker or tenant can read single meters by selection from the list of slaves or all meters from the network It is not possible to change the list of slaves or other options of the M Bus Display here The login with the passcode B instead of passcode A gives access to the complete menu On delivery the predefined value for passcode A is 00000000 and for passcode B is 00001767 This allows a simple login to level A by just pressing the E key We strongly recommend to change passcode B to avoid manipulation by unauthorized persons You can setup the passcode from the menus Display config New passcode A and Display config New passcode B 8 07 03 02 Version 1 2 User manual MROO4DL FA GmbH Stettiner Str 38 D 33106 Paderborn 3p Q Access by ID The M Bus Display support a different setup of the passcode mode from the menu Display config Passcode mode If this mode is activated the u
15. ications Parameter min typ max unit Max no of unit loads slaves 60 Internal resistance 15 Q Bus voltage mark log 1 OmA 38 5 39 0 39 5 V Voltage drop for space log 0 12 12 5 13 V Warning current level Max LED 90 100 110 mA Level for over current interruption Short LED 130 140 160 mA Level for bit detection from slave 7 mA Level for collision detect 30 mA 1 unit load 1 5mA The device transmits a break signal space for minimum 50ms after a collision and for minimum 100ms after a short circuit 6 07 03 02 Version 1 2 User manual MR004DL FA D g GmbH Stettiner Str 38 D 33106 Paderborn Planning M Bus networks Two effects must be taken into consideration before projecting M Bus networks 1 The signals must not be distorted to much by the influence of the capacitance of the cable The capacitance of the network depends on the length of the network this means the total sum of cable length Lower baudrates allow a higher bus capacity 2 Each meter must be powered from the M Bus with a minimum voltage of 24V The voltage drop on the bus line is caused by the transmit current of the communicating slave of up to 20mA the supply current of the slaves in the respective bus segment the internal resistance of the M Bus master the resistance of the cable and the connection resistances of the joints The distance between a slave and the
16. k will be erased completely So it could happen that only 7 block are full with data In this example there is enough memory to store minimum 7 x 65536 5462 83 readouts The practice shows that usualy there are often installations with less meters and shorter M Bus telegrams Download of stored data The contents of the data memory can be downloaded in command mode using a direct or a modem connection with FService or Dokom CS The most current readouts are also available via keyboard and LCD The menu Data exchange shows a list with the last 25 readout times You can scroll through the different points of time and select one with the E button Then the data of all meters for this readout is displayed in the same manner as with Readout of all 7 PC Software FService The devices can be operated via keyboard without software or as simple level converters with any M Bus software The software FService offers a comfortable access to and control of the Datalogger and M Bus Display The software can work locally with a PC or remotely via a modem The software is described in a special document delivered with Fservice User manual MROO4DL FA 07 03 02 Version 1 2 15 GmbH Stettiner Str 38 D 33106 Paderborn 8 Addendum 8 1 Error Codes The following table shows the error codes See Error fixing Status Error Code Error 00 No error 01 RAM error
17. on certain control frames Following a successful login command the device switches itself from level converter mode to command mode Then the device can be controlled using the RS232C interface directly with a PC or via modem This command mode includes reading single meters downloading alll stored data configuration and even an update of the software The document W60CMxxE DOC xx version describes all commands for development of adapted readout software The following documentation describes our software Fservice for configuration and remote control of MROO4DL and MROO4FA Operation with modem The M Bus protocol uses an 11 bit format with very critical timing requirements The modems which are nowadays available on the market don t support this format Therefore we offer a special solution called M Bus modem for use with any level converter and also with MROO4DL FA in level converter mode In spite of this the command mode makes use of standard modems with 10 bit format There are two programs which support communication to MROO4DL FA_ using commands FService and Dokom CS under preparation 6 Additional functions of the Datalogger Functionality The Datalogger MROO4DL software offers a scheduler for time triggered readout and storage of M Bus data The scheduler distinguishes between two modes a Readout in fixed periods from one minute to one week b Readout at fixed points of time e g at end of each month On a
18. ounters in a heat meter The first row always shows the primary address and ID for a clear association of the data to the respective meter The first two characters in this row give information about the tariff tariff no primary address meter ID ld 4 xK T1 001 1 25345678 counter reading with unit AQ 4076 5 kWh A current value storage no 0 B due date value storage no 1 E value with error flag digit no of device The second row displays the due date or the data with physical unit The first two characters show information which distinguishes between the different values The character A marks current values which are characterized by storage no 0 The character B appears with due date values storage no 1 If the respond frame of the slave contains activated temporary or permanent error bist in the Status byte an E will be shown The first character follows one digit for the device 0 main device Filtering data To make the readout of data easy the device only displays the most important values of the meters Only the first respond telegram after initialization with SND _NKE is supported The data is limited to tariff O to 3 device 0 to 7 storage no 0 and 1 and function instantaneous The marking of these values is described above The energy volumes temperatures flow return differential volume flow and power are displayed if the are included with the respond frame T
19. please send the device to us for repair 11 EEPROM write problem 18 19 1C EEPROM read problem 20 Problem with communication to real time clock 30 31 32 33 Problem with FLASH memory 51 52 Problem with data in real time clock 61 62 Problem with YModem transmit Xmodem reception 8 1 Modem Configuration You must configure the modem before it is connected to MROO4FA or MROO4DL Please use a terminal software of your choice e g the Windows HyperTerminal and connect the PC to the modem Choose 9600 baud 8 data bits no parity and one stopbit Then input the following commands each activated by the Enter key Command Function AT for baudrate detection AT amp F load factory settings AT amp D3 resets modem after DTR signal off ATSO 1 modem answers a Call after one ring AT QO or AT amp KO deactivate hardware and software handshake AT JO no adaption of the serial baudrate to line speed AT amp WO stores the settings into profile 0 AT amp W1 stores the settings into profile 1 These commands are examples which will work with several but not all modems on the market Please study the manual of your individual modem to find out whether you need to use modified commands After configuration please connect the modem to the MROO4FA DL using the cable delivered with the modem and plug it into the DSUB labelled with MODEM 16 07 03 02 Version 1 2 User manual MR0
20. rs you can evtl add slaves manually Change the predefined passcodes at least passcode B Trouble shooting No LED is on Check power supply and fuse Red LED is on Check the M Bus wiring for short circuits and ground loops Defective slaves can also produce an overcurrent The source for the short circuit can be found easier by removing some bus segments from the M Bus terminals Yellow LED Max is staticly on The bus current has exceeded the nominally allowed current Check the number of connected meters You can connect 60 meters specified with 1 unit load 1 5mA but only 30 meters specified with 2 unit loads 3mA Are there defective slaves or open cable ends lying in the earth of building plots One or more meters are not detected in automatic search procedure Retry automatic search Check baud rate and address of this meter You can add the meter manually to the list of slaves and perform then a single readout of this meter No reply from meter Check baudrate and address of this meter Check the bus extension The bus voltage at any slave must be gt 24V Temporarily remove other bus segment Status Error MROO4DL FA in waiting status inactive Press 4 and C keys simultaneously to view the list of errors Please note the error codes and then delete the error codes by pressing the key The most important error codes can be decoded using the table in the addendum Wrong Passcode Please do the following
21. ser tenant can make a readout limited to his own meter s After first key press the tenant is requested to type in the ID identification no of the required slave Afterwards this single meter is read and its data displayed Please note that only meters which support secondary addressing are readable in this mode The access to the menu is additionally possible in this mode after input of the ID 00000000 and login with the described passcodes Access by Adr This mode allows a direct readout of meters using their primary addresses without any login procedure This mode is similar to Access by ID The primary address for global readout 254 is used by default So by just pressing the E key you can read a meter if it s there is only one meter connected The cursor keys allow editing the address You can leave the input mask and step to the passcode request by pressing 3 times the key 4 Keyboard operation of MROO4FA MRO04DL Basics Besides the control using Fservice the device includes 4 keys and a backlighted display for comfortable local access to all functions The buttons give a very precise mechanical feedback and each input is acknowledged by an acoustic signal beep Execution of menu entries and input of numbers are described later The device automatically returns to inactive state after some minutes with no input Selection of a menu entry An arrow marks the active menu entry on the LCD The arrow is moved down wit
22. ter MR004W the M Bus Display MR004FA and the M Bus Datalogger MR004DL follow these standards M Bus EN1434 3 Emmission DIN EN50081 1 EN 55022 class B EN 60555 Immission DIN EN50082 2 ENV 50140 ENV 50204 EN 61000 4 4 Subject to change without notice We will not be liable to you for any damages made by use of the described hardware and software 2002 by Relay GmbH 2 07 03 02 Version 1 2 User manual MR004DL FA 3p Q GmbH Stettiner Str 38 D 33106 Paderborn 1 Installation and startup Drill pattern E 9 U Drill hole d 5mm E E Q Drill hole d 5m L under lid for teyminal compartment lt 4 151 mm Connectors O Fuse Power Slave Q amp Sicherung PC ee ee SS HH Weta Seta Sere Stare Ses P Lee S S 51 8 Jf 6 S S GND TX RX S S M M M M M M RS232 GND Ground potential of the interface TX Data line for reception transmit of PC RX Data line for transmission receive of PC RS485 S S Terminals for RS 485 interface observe polarity M Bus M M M Bus terminals 3 pairs M Bus devices are wired polarity independent in parallel to the same line The signs mark only the different bus lines Power Earth for symmetry of bus and surge diverting N L Terminals for power supply 230V AC or 110VAC for US version polarity independent User manual MRO04DL FA 07 03 02 Version 1 2 3 GmbH Stettiner
23. utomatic readout the Datalogger reads all meters which are included in the list of slaves The first respond telegram after a SND_NKE REQ_UD2 is stored together with the readout time into the FLASH memory Selecting readout time The readout time can be selected using the keyboard and LCD or by remote access with a PC or via a modem The following selections are possible via keyboard e 1 2 3 5 10 15 20 30 minutes interval e 1 2 3 4 6 12 hours interval e once per day once per week twice per week once per month e 4 times per year 2 times per year and once per year e 0 times per year logging function deactivated 14 07 03 02 Version 1 2 User manual MROO4DL FA P g GmbH Stettiner Str 38 D 33106 Paderborn Calculation of storage capacity The size of the data memory is 512Kbyte Versions with 1 MByte 2MByte or 4Mbyte are under prparation Worst case the M Bus frame can be 261 bytes long but mostly the telegrams are much shorter A typical heat meter for example transmits 79 bytes Water meters and pulse adaptors often use even shorter frames A length field and a point of time is additionally stored with the M Bus frame This adds 12 Bytes In our example 60 heat meters with 79 bytes M Bus frame 12 bytes occupy 5462 bytes inside the FLASH for every readout The FLASH is organized as a ring memory with 8 blocks of 64kB 65536 bytes or in total 512kB If the current block is full the next bloc
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