Metron P User Manual v099p b 0908 - IN4MA
Contents
1. 2007 Powelectrics Ltd 9 Powelectries CONNECTIONS Serial Port Into here is fitted a plug in board which contains the real time clock PWR This socket should only be used for connecting the battery to the board It is polarised It should be impossible to connect the power incorrectly Ensure that a secure connection is made When you remove the connector do not pull using the wires as this may impair the electrical connection DIL Switch Each of the 4 labelled 1 2 3 and 4 switches in this bank should be set according to the type of sensor used on the appropriate channel either 4 20mA or 0 10V The bottom position is 0 10V while the top position is 4 20mA If there is no sensor connected it does not matter which position the corresponding switch is set to For this version of the Metron the dip switches must be set to 0 10V INPUT 1 2 3 and 4 Each sensor or connected input has its own plug and corresponding socket On each socket three connections are available INPUT 1 INPUT 2 INPUT 3 INPUT 4 ov This is the OV Ve connection for the channel although they are all common to each other V This will provide the supply voltage to the channel This is configurable to either 21V or 3 6V It is important that the load on this does not exceed the specifications IN This is the input for the channel This will accept 0 10V Note It is important that the channel used for the sensor excitation and the sensor2. input 4 name reading Gateway Example log meter_1 50 34 meter_2 23 01 meter_3 45 00 meter_4 64 83 22 125 2007 Powelectrics Ltd 18 Powelectries Reset Confirmation text message format Description When the unit has been remotely reset a confirmation will be sent to the number issuing the command Formatting Reset Successful Notes If the remote reset has not been successful for any reason there will not be a confirmation of any kind 2007 Powelectrics Ltd 19
3. Powelectries IN4MA Metron p Pulse counting GSM GPRS Telemetry Solution Technical Manual and Specification Revision 0 99p b n August 2008 Powelectrics Ltd Sandy Hill Park Sandy Way Tamworth Staffordshire B77 4DU United Kingdom Tel 44 0 1827 310 666 Fax 44 0 1827 310 999 www powelectrics co uk sales powelectrics co uk Proprietary Notice The information in this document is subject to change without notice Company or product names mentioned in this document may be trademarks or registered trademarks of their respective companies All rights reserved Neither the whole nor any part of the information contained in this publication may be reproduced in any material form except with the written permission of Powelectrics Ltd This publication is intended only to assist the reader in the use of the product Powelectrics Ltd shall not be liable for any loss or damage arising from the use of any information in this publication or any error or omission in such information or any incorrect use of the product 2007 Powelectrics Ltd 1 Powelectries METRON FIRMWARE REVISION HISTORY Version Date Comments 0 99 13 07 2007 Metron P introduced to Metron range This version of the Metron has a plug in board fitted into the D type connector on the front of the main circuit board This additional board incorporates the real time clock with a battery backup When the main battery is connected the
4. remove the antenna cable carefully with a firm grip Check with your GSM provider if your SIM is enabled for data and fax traffic if not ask them for this service they will give you other two numbers one for data calls and the other for fax calls If you are using pay as you go ensure that you have credit on your SIM and that you do not have a minimum usage to maintain operation 2007 Powelectrics Ltd 11 Powelectries Menu Item Function Unit Info Displays the Unit Name and the Firmware Version The firmware version may be requested if you contact Powelectrics for support Transmit time What time each day the unit will transmit data Diagnose A self diagnostic function that allows the user to determine if there are any problems and where they may lie For each of the checks it will return Pass or Fail SIM This checks to see if the SIM card is present and if the SIM card has PIN protection REG This checks for correct network registration If it is on the home network or on a roaming network and is connected correctly it will return Pass SIG This checks the signal strength and returns Pass if the signal is strong enough for the Metron to operate reliably IMEI The IMEI number is displayed for your reference Check Signal This feature logs onto the network and monitors the signal strength It displays the signal 0 31 or 99 and an interpretation of this so you can evalu
5. in measure length check Notes You will need to send a single instance of this command for each input you would like to program specifying the input number Command Number 4 Changing the password Description This command will change the password Format password 4 new password Example text message 01i1 4 pow Parameters Parameter Description Limitations New password This is the password that will replace It cannot be more than 3 digits in length the current password 2007 Powelectrics Ltd 16 Powelectries Notes Once you have set this password the new password will come into effect immediately Command Number 5 Clearing the configuration Description This command will reset all settings on the Metron including the system password returns to the default password Format password 5 Example text message 011 5 There are no parameters Notes Powelectrics can remotely reset your Metron if you have forgotten the password Contact Powelectrics for more information Command Number 6 Requesting Configuration and Status Description This command will prompt the Metron upon the next Transmit Interval to send the current configuration and status to the device that has sent the command using SMS messaging Format password 6 Example text message 01i 6 There are no parameters Notes It will only respond when the Metron reaches its next Transmit Interval
6. inputs are the same The connection to ground is not channel dependant PUSHBUTTONS These are used in conjunction with the display in order to access and navigate the menu system 2007 Powelectrics Ltd 10 Powelectries INSTALLATION The Metron comes pre assembled with the appropriate battery fitted but not connected To achieve optimum performance from the unit it is advised that the following guidelines are followed during the installation e To achieve optimum signal strength the Metron must be mounted upright with the label reading the correct way up e Large metal objects that are in the transmission path of the Metron may hinder the performance e Check that the glands are tightened and any blanking plugs are fitted tightly The inside of the unit must remain dry as water ingress may damage the Metron ANTENNA The Metron comes with an antenna attached The system has been designed to gain optimum signal strength to the mobile phone network but it is possible to use an external antenna The Metron presents an SMA type connector for the antenna and the cable can be connected into the enclosure via one of the glands SIM CARD The SIM card holder is located beneath the circuit board and can only be accessed by removing the circuit board The circuit board is removed by unscrewing the 4 outer Alan screws These screws need to be removed in order to gain access to the SIM card holder When removing the circuit board
7. real time clock draws it power from this but when power is removed the small on board battery takes over and this has a life of 4 years 2007 Powelectrics Ltd 2 Powelectries Technical Manual and Specification s sssussuunsnunrennnnnnnnunnnnnnunnnnnnnnnnnnnnnnnnnnnn nnmnnn nna 1 WARININGS 552 E E E ET E E A E E T 4 OVERVIEW eee e e ae E a ade eens ea a a E 7 NAVIGATION BASICS ccccccccccsccescceeeeeceseeesaeceaeeecaeeecaeescaeessaeesaeeesaaeceseesaeesaeesaeesssneseasesseeenseeeeas 7 GETTING STARTED cccccccccccecesecencceeseeeceeeecaeeeneecaaeeseeeecaaecaaeeseaeeeesessaeessaescaeeseeeeseaeeseaeeeneeseeeeas 8 CONNECTIONS inerse annene eee a aaaea Eea eaae eiia aaea Acediencaabeeddectadseasdeapdacsdeeddesees 10 CONFIGURATION irion aa A E Diets 13 Programming Specification 0 eee eee ceeeeeeeeeeeeeeeeeeeeeeenaeeeneeeeeaeeeaaeseaeeseaeeseeeeseeeseneesaneeseeees 14 Important points to note oo ee eee e cece ene eeneeeeaeeseeeeeeaeeeaeeeaeeesaeeeeaeeseaeesaeeeaaeesneeeeneeseaeeeaes 14 The text Message format ee eee eenceseeeeseeceeeeesaeeeeeeeaeeeeneeeeneeesaeesaeeeeaeeseaaessaeesnateseeeeneteeeneaaes 14 Command Number 1 Programming the phone book c cccccceeeeceeeeeeeeeeeeeeeeeeneeeeeaaees 15 Command Number 2 Configuration of the system settings 0 0 0 0 eneee 15 Command Number 4 Changing the paSSwotd 0 ec eeee eee eenee tenes reese enaeeeaeeeeeeeeneeeeaeee
8. sending text messages The Metron config is not compatible with this version of the Metron You can only send one command at a time Each command must be sent via text message to the correct number for the Metron Please go to the Programming Specification section to define the text messages you want to send to the Metron and send from your mobile phone On the Metron Press the ENTER button to wake up the Metron go to System and then go to Get Config The display should read Waiting for Messages after it has established You must wait until each of the text messages sent has been received and successfully interpreted It will display Success or Invalid Command in each case When all the messages have been received press and hold the central button until you are returned to the main menu If you leave the unit unattended for 20 minutes it will go into sleep mode 2007 Powelectrics Ltd 8 Powelectries 6 Connect inputs amp test For each input that you have programmed connect the required sensor and navigate to the relevant input settings Choose the Read Now option to see a real time scaled reading from the sensor Volt free contact connections OV V ENSURE THE DIP SWITCHES ARE ALL SET TO 0 10V 7 Put the Metron to sleep Return to the main menu then press and hold the central button until it displays Sleeping The Metron will now be operational
9. It will send the SMS message only to the device that sent the command 2007 Powelectrics Ltd 17 Powelectries Text Message Format Important points to note The Metron does not use phone number identification as an authorisation method The security for the Metron is a single three digit password The Metron P will send a text message once a day at the pre programmed time When the message is sent the Metron P stays awake for 40 seconds so it can recei ve any new commands you have sent it How the formats are described and are not literal characters they enclose a description of what will be sent for example reading Description Every time the transmit time is reached the Metron will transmit the readings from all of the inputs that are enabled If a particular input is not enabled the name and reading of the input will simply be omitted Formatting Modes The formatting of the text message is dependant on the formatting mode in the system settings Only 1 format can be used User Formatting LOG unit name input 1 name reading units input 2 name reading units input 3 name reading units input 4 name reading units User Example Metron pulse counter unit_name Meter_1_gas 512345 m3 Meter_2_ water 167789 litres Meter_3_elec 75667 kwh Meter_4 misc 123 litres Gateway Formatting log input 1 name reading input 2 name reading input 3 name reading
10. a not mobile phone do not use it in direct contact with the human body Switch it off in hospitals and in any other type of medical centre Hospitals or health care facilities may be using equipment that could be sensitive to external RF energy Explosive Materials Do not use the Metron in refueling points near fuel or chemicals Do not use the Metron where blasting is in progress Observe restrictions and follow any regulation or instruction Do not use the Metron in direct contact with the human body do not touch the antenna if not necessary when the Metron is powered Use approved accessories and batteries only Do not connect incompatible products 2007 Powelectrics Ltd 4 Powelectries Battery Information and safety Do not use if the battery casing appears damaged Do not attempt to recharge the battery Do not short circuit Only use supplied battery with the IN4MA Metron The battery is a high energy density sealed battery containing dangerous Lithium and deleterious Thionyl Chloride materials For this reason improper handling of the battery could lead to distortion leakage overheating explosion fire or generation of irritating corrosive gases causing bodily injury or equipment trouble Please observe the following instructions to prevent accidents Do not use if you suspect any damage to the casing cabling or connector Do not connect to a Metron when the programmer is connected Be careful not to dro
11. asures In case of break of a battery all the people must go away from the place where the incident happened and come back only after the dissolution of the irritating gas Broken batteries or battery packs must be covered with sodium carbonate Na2CO3 or dry sand place them in approved container and dispose in accordance with local regulation Disposal Please return batteries to Powelectrics for disposal Ensure suitable packaging in used Do not use air freight Replacing the Battery The battery used in the Metron must be supplied by Powelectrics Ltd Its warranty will be void if any other battery is used as it may damage the Metron or cause it to malfunction To remove the battery simply remove the plug from the PWR socket Do not pull on the connecting wires The battery can now be easily pulled from the retaining clip Push the new battery into the retaining clip centrally and then reconnect the plug to the socket on the Metron board 2007 Powelectrics Ltd 6 Powelectries OVERVIEW This document describes all the functions features and interfaces of the IN4MA Metron telemetry device Applications A few of the applications that this device has been designed for include Remote meter reading Remote people counting Summary of Technical Features Ability to interface with up to four pulse signals On board wetting voltage Typically gt 2 year battery life check LCD Display to help with on site se
12. ate if the signal will be adequate or not No Signal There is extremely little or no signal available to the Metron It will be unable to operate in these circumstances Very Poor There is a poor signal available to the Metron and the ability to operate successfully may vary according to weather conditions Marginal There is a signal available that can generally allow reliable operation of the Metron Signal OK The signal is well above operational levels Excellent The signal is very good optimum conditions for successful Metron operation Note If you do not have a SIM card present in the Metron this function will still operate but instead will read the signal strength of the strongest operator signal present Get Config To configure the Metron via text message you must first put the Metron into configuration mode By selecting Get Config it will do this and interpret any text messages that are received Phone book SMS When selecting the SMS Phonebook it will display the four numbers that are present in the Metron phonebook If a number has not been programmed it will show No Number by the corresponding entry Input 1 2 3 4 When selecting any of the inputs it will bring up a sub menu that directly corresponds to the input that has been selected Input Tag This will display the name that has been given to the input It will also confirm that the input is enabled Scaler T
13. central button to the left of the screen ENTER for less than one second to select an item if you are within a menu To go to the previous menu You must press the central button to the left of the screen for more than one second to return to the previous menu You should continue to hold until the previous menu appears To return to the previous menu when displaying information If the Metron is just displaying information you can return to the previous menu by simply pressing the central button to the left of the screen briefly 2007 Powelectrics Ltd 7 Powelectries GETTING STARTED 1 Open the packaging Cut the seals from the box and open the cardboard lid 2 Remove the lid Using a large Phillips screwdriver remove the four screws fastening the plastic lid to the enclosure and remove the lid 3 Fit the SIM card Remove the four outer screws from the circuit board and tilt the circuit board 90 degrees to the right Carefully remove the antenna cable from the circuit board do not use excessive force Slide the SIM card into the SIM card holder The final position is drawn onto the circuit board Re attach the antenna cable and fasten the circuit board using the four outer screws 4 Power up the unit Visually inspect the battery and cable condition to ensure no damage If in doubt do not use Place the battery into the clip and connect the power connector 5 Program the unit The Metron can only be programmed by
14. eaes 16 Command Number 5 Clearing the Configuration ee ee eee een e renee eneeeeneeeeeeeeeneeeeaenenaes 17 Command Number 6 Requesting Configuration and Status 00 eneee 17 Important points to note cn A i ee en eens nd neces 18 Reset Confirmation text message format 0 00 eee cence ence eee eeeneeeeeseaeeeeeeeteaeeesneeeeeeeaeees 19 2007 Powelectrics Ltd 3 Powelectries WARNINGS Safety Read carefully these instructions and notes before powering IN4MA Metron For each situation please follow the specific instructions The Metron is a low power radio transmitter and receiver When it is powered it will send and receive radio frequency RF signals Operating the Metron close to other electrical equipment such as television phone radios and personal computer may cause interference DO NOT CONNECT ANYTHING TO THE 9 PIN D TYPE CONNECTOR ON THE FRONT OF THE BOARD WITHOUT PRIOR APPROVAL FROM POWELECTRICS LIMITED Interference The Metron like all wireless devices is subject to interferences that may reduce its performance Road Safety Do not use the Metron while driving In case of use on cars it is necessary to check that electronic equipment is shielded against RF signal Do not place the Metron over the air bag or in the air bag deployment area Hospital Safety Do not use the Metron near health equipment especially pacemaker and hearing aids to avoid potential interferences The Metron is
15. he scaling factor for this pulse input Reset or Roll over Tells you if the unit is to reset after it has transmitted data or whether it is to roll over and continue counting Read Now The pulse count value for this channel is displayed this is the raw value before the prescaler is applied This reading is scaled just before transmission check Set time Allows you to set the time locally on the unit 2007 Powelectrics Ltd 12 Powelectries CONFIGURATION The Metron is configured by sending it different text messages Please refer to the relevant section within this manual SPECIFICATION General Number of Channels 4 Battery Life Typically gt 2 Years Battery Included Yes Connectors 3 Pin 3 81mm Pitch Sensor SMA Antenna Connector 2 54mm Molex Power Connector 9 Way D Type Male internal use only Warranty 12 Months RTB Form Factor Enclosure IP67 Rated Polycarbonate Dimensions 180 x 130 x 76 mm Weight 0 7 Kg Electrical Operating Frequency 900 1800 1900Mhz Supply 3 6V 0 5A Excitation Supply 3 6V lt 120mA Power consumption 610HA Sleep Power consumption 6mA Active Power consumption 12 250mA Modem Input Impedance 33KQ 0 10V Max input frequency 10 Hz minimum 50 millisecond pulse width Maximum cont 4294967295 Environmental Temperature 15 to 45 C Humidity 20 to 80 non condensing BATTERY LIFE The Metron P draws 0 610mA in sleep mode Switching on the di
16. mber between 0 transmit the readings and 23Minutes 0 midnight 23 11pm Temperature Enabled Whether the temperature is 0 disabled transmitted within the text message 1 enabled or not Formatting This dictates the formatting of the Must be 0 or 2 text messages allows it to be used 0 Standard User Formatting in conjunction with the Gateway 2 Use Gateway Internal use only 2007 Powelectrics Ltd 15 Powelectries Notes The formatting option is for use exclusively with Powelectrics Gateway If you select Gateway functionality only phone number 1 will be used Command Number 3 Configuration of the Inputs Description This command will configure the inputs on the Metron Format password 3 input number input name prescaler reset or rollover units Example text message 011 3 1 level_1 0 litres Parameters Parameter Description Limitations Input number The number of the input that you Must be 1 2 3 or 4 want to configure Input name A name to identify the input This cannot be more than 20 digits in length Prescaler The number of counted pulses is Must be between 0 and 32767 divided by this value So if Prescaler 2 100 pulses is reported as 50 units Reset or Rollover Once transmitted the Metron can 0 Reset either reset the counter to zero or it 1 Rollover can simply continue counting Units A word to identify the units of This cannot be more than 10 digits
17. p if dropped please do not use Do not short circuit the battery if you suspect this possible then disconnect and do not use Do not apply heat to the battery Do not expose the battery to open flames Never disassemble the battery Never deform the battery Do not reverse polarity the battery take extra care to ensure connections are the right way round Do not connect 2 or more batteries together Do not store the batteries in direct sunlight Store batteries in non conductive trays e g plastic wood or cardboard Do not use near water Do not have rings on your fingers when handling batteries otherwise wear insulating gloves First aid measures Only in case of contact with internal components of the battery Skin contact flush with plenty of water Eye contact flush with plenty of water eyelids held open Inhalation breath fresh air and give oxygen or artificial respiration by specialist people Ingestion drink much water and consult a doctor Fire fighting measures Evacuate the building and leave it to the professionals Advise the fire fighters that there are batteries in the building and the advice is to use extinguishers type D Lith X DO NOT USE WATER in case of battery leakage Special hazards irritating vapour 2007 Powelectrics Ltd 5 Powelectries Special protective equipment wear protective clothing use self contained breathing apparatus with filtered cartridge type ABEK Leakage me
18. splay the sensors or the modem increase the current draw and therefore reduces battery life Each text message takes approximately 0 000875 AH The battery capacity is 14 5AH Typical battery life is 1 year 2007 Powelectrics Ltd 13 Powelectries Programming Specification Important points to note Valid characters are 0 9 a z A Z _ and Spaces are allowed but not recommended they are ambiguous use _ instead All text messages and names are case insensitive is used as the separator and is also used to end the command The Metron does not use phone number identification as an authorisation method The security for the Metron is a single three digit password The text message format The format of a text message to program the Metron is shown below and are not literal characters they enclose a description of what is expected There may be more than one parameter but this is dependant on the command being issued password command number parameter Every text message sent to the Metron will only be processed if it begins with the correct three digit password If this is not the case no action will be taken The default password is oli The command numbers are as followed Command Number Description 1 This is used to program the phone book 2 This is used to configure the system settings 3 This is used to configure the inputs 4 This is used to change the pas
19. sword 5 This is used to reset the system to factory settings 6 This is used to request the configuration and status 2007 Powelectrics Ltd 14 Powelectries Command Number 1 Programming the phone book Description This command will set up to four of the phone book entries on the Metron Format password 1 phonenumber1 phonenumber2 phonenumber3 phonenumber4 Example text message 011 1 447712345671 447712345672 447712345673 447712345674 Parameters Parameter Description Limitations Phone number The phone number of a device to The phone numbers can be up to 4 to 14 transmit to digits in length including Notes You must include the country code e g 44 If you need to set fewer than four phone book entries use the same format but omit the desired numbers For example 011 1 447712345671 447712345672 The numbers are programmed into the phonebook in order Command Number 2 Configuration of the system settings This command will configure the system settings on the Metron Format password 2 unit name transmit time temperature enabled formatting Example text message oli 2 pump_house 23 0 0 Parameters Parameter Description Limitations Unit name A unique name that identifies the This cannot be more than 20 digits in particular Metron length Transmit time The hour at which the Metron will This must be a whole nu
20. tup Tri band operation As the Metron is a battery powered device it has been designed in such a way to extend this life to a maximum This means during normal operation the display will be off the sensors excitation will be off and the GSM engine will be powered down As required these are switched on by the processor and when finished with they are switched off GENERAL DECRIPTION OF OPERATION Normally the unit will be asleep with just the processor running providing a wetting voltage of 3 6 volts When the Metron needs to communicate over the mobile phone network it will power up the GSM module this takes a minute or 2 as the module needs to register onto the network it s like switching on your mobile phone Whilst the modem is powered it can receive messages for changing the configuration The LCD screen shows the actions the Metron is performing The Metron will send text messages to your mobile phone or Gateway our internet based reporting and alarm handling solution The Metron can send messages periodically NAVIGATION BASICS A common method is used throughout the menu system for navigation To move up within a menu You must use the top button to the left of the screen UP to move up if you are navigating in a menu To move down within a menu You must use the bottom button to the left of the screen DOWN to move down if you are navigating within a menu To select an item on a menu You must press the
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