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B meters MAG, Instruction Manual

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User Manual v2.0

MAG

This document must be delivered to the user before machine installation and commissioning.

Symbols used in this manual

In order to draw the attention of all personnel working with the equipment supplied by B METERS srl, the 

points of particular importance described in this manual are highlighted with graphic signs and different 

colors that will make them easily identifiable.

LEGEND

CAUTION! This sign indicates a risk of electric shock! All operations marked with this sign must

be performed exclusively by qualified technical personnel.

CAUTION/WARNING. This symbol indicates vital information and points to be observed. Please

refer to the related documents.

NOTE. This symbol indicates information and points of particular importance to be observed. 

READ THE INSTRUCTIONS CAREFULLY AND KEEP THEM IN A SAFE PLACE

This manual can be downloaded from the web site www.bmeters.com in the Area Download section.

We assure you that, having read this manual thoroughly, you will be able to perform correct installation and 

fully use the product in total safety.

 

 

Summary of Contents for MAG

Page 1: ...1 MAG User Manual v2 0 MAG ELECTROMAGNETIC FLOW METERS INSTRUCTION MANUAL EN...

Page 2: ...risk of electric shock All operations marked with this sign must be performed exclusively by qualified technical personnel CAUTION WARNING This symbol indicates vital information and points to be obs...

Page 3: ...3 2 CERTIFICATES AND APPROVALS 15 3 3 GENERAL TECHNICAL FEATURES 16 3 4 ACCURACY 18 3 4 1 Reference conditions 18 4 INSTALLATION 20 4 1 MOVING 20 4 2 CONVERTER POSITIONINIG 21 4 2 1 Positioning instal...

Page 4: ...ADAPTERS 51 6 5 METAL AND PLASTIC PIPES 52 6 6 PIPES EQUIPPED WITH CATHODIC PROTECTION 52 7 MAG CONVERTER PROGRAMMING 53 7 1 CONVERTER CONFIGURATION METHODS 53 7 1 1 Software MCE configuration 53 7 1...

Page 5: ...cise instructions The manufacturer will be held responsible only if the converter will be used in its original configuration For applications that require high working pressures or use of substances t...

Page 6: ...s See the following paragraphs for more detailed information on correct installation NOTES Electromagnetic flowmeters are designed specifically to operate under the following basic conditions 1 The li...

Page 7: ...meter are Extraction and distribution points District level measures Irrigation Wastewater treatment systems Leak detection systems Remote applications without access to electrical grid Each Sensor m...

Page 8: ...iameter of the flowmeter v is the fluid velocity k is the calibration constant emf e is proportional to the velocity v 2 1 1 Bidirectional reading The sensor has a possibility of bidirectional reading...

Page 9: ...sensor The sensors in different versions can be connected to the converter in two different ways namely POWERED VERSION BATTERY VERSION Power 12 24 Vac dc or 90 264 Vac Aluminium casing Battery powere...

Page 10: ...source because of their high energy density and are created to meet the highest safety standards However they can be potentially hazardous if they are exposed to electrical or mechanical abuse In man...

Page 11: ...h the provisions of the ADR regulations for transport by truck ship Remove the battery from the transmitter before sending the flow meter to B METERS in case of maintenance or any intervention under w...

Page 12: ...ing any browser and entering personal ID and password This option is available also on smartphones and tablets 2 8 OPTIONAL MODULES 2 8 1 Hart protocol available for compact version The converter can...

Page 13: ...single versions of the MAG converters are shown below 3 1 1 Version MAG C MAINS POWERED VERSION 170 85 173 67 5 111 105 5 90 90 125 131 Fig 5 Dimensions MAG C MAINS POWERED VERSION 3 1 2 Version MAG...

Page 14: ...Pole 173 67 5 105 5 170 85 111 125 307 90 90 60 22 70 118 125 178 85 102 Fig 7 Dimensions MAG S MAINS POWERED VERSION 3 1 4 Version MAG S BATTERY VERSION 170 85 111 125 307 90 90 118 125 178 85 102 60...

Page 15: ...irective 2014 35 EU Harmonised standards For the versions without GSM EN 61010 1 For GSM versions EN 60950 1 RoHS Directive 2011 65 UE Certificates and international standards ISO 20456 Measurement of...

Page 16: ...onsumption 5W 10W Output I O Analog output 4 20mA loop powered Output AUX 24Vdc max 30mA Transistor output for pulses max 1000 Hz duty cycle max 50 only for positive instantaneous flow rate positive n...

Page 17: ...g hg kg q t lb Aft Optional modules GSM GPRS Totalizers 5 2 positive 2 negative 1 NET Alarms and status icons Status icons displayed and alarms recorded in the data logger Self check Available alarms...

Page 18: ...racy class Mains Powered version Class 02 2 0 2 2mm s 1 20 1 00 0 80 0 60 0 40 0 20 0 00 0 20 0 40 0 60 0 80 1 00 1 20 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 7 5 8 0 8 5 9 0 9 5 1...

Page 19: ...lass Battery version Class 05 5 0 5 5mm s 3 00 2 50 2 00 1 50 1 00 0 00 0 50 0 50 1 00 1 50 2 00 2 50 3 00 0 0 0 5 1 0 1 5 2 0 2 5 3 0 3 5 4 0 4 5 5 0 5 5 6 0 6 5 7 0 7 5 8 0 8 5 9 0 9 5 10 0 Error CL...

Page 20: ...anges Below you will find a description of the correct and incorrect handling of the compact converter The proper lifting method for transport and installation of the compact converter is shown in Fig...

Page 21: ...e 1 Fig 14 tighten firmly to ensure sealing closure WARNING Do not rotate the display unit beyond 90 in order to prevent the cables connected to the sensor from turning Also do not pull out the displa...

Page 22: ...tube using two threaded hooks see 3 Fig 16 Then attach the converter see 4 Fig 16 Installation on a wall Bolt the clamp see 1 Fig 17 to the wall using the appropriate plug screws Then attach the conv...

Page 23: ...d battery Permissible length Conductivity es cm Maximum cable length m 120 100 80 60 40 20 0 50 0 100 150 200 250 300 Relations between the conductivity of the liquid and the maximum allowed cable len...

Page 24: ...ovements that could affect its performance and duration Install a suitable anti vibration protection if vibrations occur 4 3 2 Magnetic fields AVOID exposing the flowmeter to strong or nearby magnetic...

Page 25: ...sed to direct sunlight 4 3 5 Operating temperatures For normal and efficient operating of the flowmeter The room temperature must be limited within the range of 25 60 C 13 140 F Fig 23 Avoid direct ex...

Page 26: ...e Fig 26 4 4 2 Important guidelines for correct installation The junction box on the sensor is designed to have the IP68 protection degree only when properly closed and tightened The manufacturer does...

Page 27: ...27 MAG User Manual v2 0 T connection downstream of the flowmeter Fig 28 Installation on U shaped tube Three dimensional curves Fig 29 Installation near three dimensional bends...

Page 28: ...positions X We recommend installing the sensor on a vertical sloped pipe with an upward flow direction Fig 32 to minimize the wear and deposits in the sensor Avoid the installation on vertical pipes...

Page 29: ...NOT guarantee a pipe full of liquid Fig 34 Correct LH and incorrect installation central and RH We recommend installing gate valves downstream of the meter Fig 35 Gate valves installation X In order t...

Page 30: ...g the bolts Fig 39 Do not try to move the pipe closer to the sensor by tightening the bolts Also avoid the following positions Note Insertion meters can also be installed horizontally X DO NOT install...

Page 31: ...on of the pipe flange faces is 0 5 mm Fig 43 Maximum allowable deviation 4 5 2 Sensor support DO NOT USE the sensor as a support for the pipe X The pipe must be the support for the flowmeter Fig 44 In...

Page 32: ...orque given in the diagram All the values are theoretical and have been calculated for optimal conditions and with the use of carbon steel flanges Fig 46 Flange tightening DN PN BOLTS Maximum tighteni...

Page 33: ...drainage and prevents dirt solidification on the sensor In addition it facilitates the location of the same if new excavations are required Before covering the gravel with earth we recommend using el...

Page 34: ...wmeter The air pocket inside a pipe always moves toward the top of the pipe and it is assumed that the air will always move if the flow passes along a horizontal pipe but this is not the case Instead...

Page 35: ...of the flowmeter By increasing the pressure in the duct the air pocket will compress causing fewer problems This can be achieved by installing pressure control valves after the flowmeter to maintain...

Page 36: ...he general principle of each installation is to ensure that the device is always full of water however this is not always possible since a part of the network could drain when the pumps are turned off...

Page 37: ...sshouldbeavoided Instead itispreferabletousecombinedpneumatic valves that incorporate an automatic orifice as well as a large kinetic orifice These valves ensure that the largest volumes of air are re...

Page 38: ...s are high and if the section reduction is applied simultaneously with the use of reduced section meters In the case of low pressures the section reduction could also lead to cavitation formation espe...

Page 39: ...CARD CONNECTED IN THE FACTORY 5 ELECTRICAL CONNECTION In order to properly connect electrical elements of the MAG converter to the power supply and to the junction box in REMOTE version please refer...

Page 40: ...unused cable glands see 3 Fig 57 must always be closed with the relevant blind rubber sealings see 4 Fig 57 The used cable glands see 1 Fig 57 are suitable for multi wire cables with a minimum diamet...

Page 41: ...with S N shown in the COUPLING item on the plate This information can also be found in the converter see menu Other System information The same information can be downloaded to your laptop with the MA...

Page 42: ...ge required to detect the pulses The MAG acts as a digital switch logical level Maximum voltage 5 30Vdc maximum electrical current 50mA 1 12 34 56 78 Instrument connected to passive input The connecte...

Page 43: ...r with other computer systems compatible with the MODBUS RTU standard for further information see the MODBUS address manual Loop powered The receiver 4 20mA connected to the instrument is loop powered...

Page 44: ...ically connected to the pipes in plastic or with internal coating grounding rings are required Absent or incorrect grounding will result in unpredictable failure Fig 67 Note In the MAG REMOTE version...

Page 45: ...BY QUALIFIED TRAINED PERSONNEL Make sure that all electrical connections have been made correctly before connecting the unit to the power supply Check the supply voltage on the plate The unit may be...

Page 46: ...herefore follow the indications given in the relevant documentation Info If cables in the coil are used always use the ferrules for the connections in the terminal board and adequately insulate the sh...

Page 47: ...cable The EXTERNAL shield of the electrode cable must be connected to the case on the earthing point of the separation box of the sensor A B T C D E F A B T C D E F Cavo Bobine Cavo Elettrodi Scatola...

Page 48: ...rode cables C028 C028 cables are provided with double shielding one external and one additional shielding of the single signal cables of the measuring electrodes only Fig 71 Standard single shielded e...

Page 49: ...ect grounding may lead to an incorrect measurement GROUNDING CABLE Minimum section 2 5 mm2 recommended 4 mm2 grounding screws M5 Recommended ground resistant value is 5 The flowmeter is equipped with...

Page 50: ...or must be earthed using the appropriate ground screw placed on the converter casing Fig 74 Compact version grounding connection 6 2 PLASTIC PIPES Fig 75 Application of grounding rings Grounding rod P...

Page 51: ...pipes 6 4 METAL PIPES WITH INSULATING ADAPTERS Fig 77 Grounding of the sensor on metal pipes with adapters In the case of metal pipes with an insulating coating follow the instructions for plastic pi...

Page 52: ...n Isolate it from the pipeline by installing isolation bushings and washers on the bolts of the flange and connect a wire between the pipes large enough to handle the cathodic current and the environm...

Page 53: ...call the unit for the next programming use the magnetic key see 1 Fig 83 provided only with the MAG and slide it vertically on the front panel of the converter to the point marked with ACTIVATE Fig 84...

Page 54: ...infra red see 2 Fig 85 and click the button CONNECT see 3 Fig 85 It is possible to change the display language of the software menu by following this path Settings Change Language and choosing one of...

Page 55: ...the converter can be programmed by connecting the instrument to a PC on which the MCE Link configuration software is installed or by directly using the four buttons on the front of the converter To ac...

Page 56: ...tral area see 2 Fig 89 contains a linear graph of the flow rate expressed as a percentage of the full scale The bottom area see 3 Fig 44 can be selected by the client and possible options are T total...

Page 57: ...rst level items of the converter configuration menu MENU PREFERENCES COUNTERS PARAMETERS I O OTHER MEMORY Every first level item allows access to their own submenu The complete menu of the AVAILABLE F...

Page 58: ...klight level Backlight off LCD contast VIEW OPTIONS Last line PRESSURE ZERO TAG FULL SCALE FLOW RATE LANGUAGE COUNTERS See Par 7 3 2 T P ZERO SET UP T P ZERO SET UP PARAMETERS See Par 7 3 3 KA ADJUSTM...

Page 59: ...Max min flow rate threshold Dosing Excitation failure Empty pipe All alarms PROGRAM INPUT Enabled disabled Resetting p Resetting p Resetting p p P reset and block BATCHING PROGRAMMABLE OUTPUT LOGIC O...

Page 60: ...unit Allows you to change wanted temperature unit MEASURE INTERVAL Measuring time Valid only for battery powered versions allows you to select the measuring time of the system among 10 15 30 45 60 120...

Page 61: ...main screen FUL SCALE FLOW RATE Allows you to change the full scale flow rate The standard full scale flow rate is calculated by considering a speed of 10 m s Here below you will find possible units o...

Page 62: ...unters can be set to zero To set the counters to zero from the MAG software access the screen READ and press the button ZERO see 1 Fig 90 that refers to the partial counter that you want to reset The...

Page 63: ...leswhichareusedtoobtaininstantaneous flow rate shown on the display and transferred to the 4 20 mA outputs and frequency To increase the stability increase the value in this sub menu Bypass A value ex...

Page 64: ...e on the full scale value This value is factory disabled Selectable range starts from a minimum threshold of 5 up to 100 of the full scale value To disable the feature select 100 Min flow rate It allo...

Page 65: ...value of Vp must be chosen so that the result is always Tp 0 001s On battery powered version High pulse frequency will affect the battery life Calculation of the parameters values must be reconsidered...

Page 66: ...p Resetting p Resetting p p P resetting and block If the programmable output is set to dosing the programmable input will be the same and automatically used in the option dosing and it cannot be chang...

Page 67: ...se output to any connected device system When the flow simulator is being used the counter values are not increased COMMUNICATIONS Baud rate RS485 Allows for the adjustment of the RS485 baud rate in a...

Page 68: ...ximum 120 minutes In battery powered MAG versions priority is determined by measurement interval LOGGING MEASUREMENT To read and change information stored in the memory in the program of the MAG conve...

Page 69: ...ontal scroll key between 1 and 120 minutes see 8 Fig 93 to change the storage time interval Click on Write see 9 Fig 93 to apply the new data and make the change effective After reading the data selec...

Page 70: ...brations can loosen the cable glands over time so they must be checked controlled more frequently than converters that are installed in closed environments and or protected from external stresses CHEC...

Page 71: ...inserting the 5 ways connector see 3 Fig 96 to the relative counterpart 3 Insert completely the battery pack see 1 Fig 97 inside the appropriate housing of the converter see 2 Fig 97 Make sure that t...

Page 72: ...liquid is too low or it is not compatible with the material used for the sensor electrodes Check which electrode type is used on the sensor If necessary replace electrodes and or sensor Calibration m...

Page 73: ...on the pipe to avoid the presence of air in the pipe Caused by ELECTRIC failure Grounding missing or performed improperly oxidized nodes very noisy ground point usually in common with the grounding s...

Page 74: ...nverter Check if the sensors has been installed correctly and if there is an air inside the pipe Make sure that the sensor and converter are properly grounded In case of remote configuration check for...

Page 75: ...its disposal Disposal of the device is the responsibility of the user who must comply with the specific laws enforced in the country of installation regarding environmental protection MANUFACTURER S S...

Page 76: ...r Manual v2 0 MAG CONTACT INFO B METERS srl Via Friuli 3 Gonars 33050 UD ITALY Tel 39 0432 931415 Fax 39 0432 992661 E mail sales info info bmeters com E mail support ticket bmeters com Web www bmeter...

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