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1. 60 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 10 Type plate Compact version The type plate is located on the sensor The following information is on the plate Flow direction Type b DN nominal diameter 10 800 mm PN nominal pressure 6 25 x100kPa M910 V0000 LMEATEST N pN 100 16 S n 310541 Ksirova 118a Year 2003 Serial number 619 00 Brno Q 0 80 m h www meatest com IP 67 C 230 115V 50 60Hz Production Year Flowrate range Protection Power supply version Manufacturer Operation manual 61 Electromagnetic Flowmeter M910 M910E MEATEST Remote version Type plate on the flanged sensor Flow direction Type DN nominal diameter 10 800 mm PN nominal pressure 6 25 x100kPa M910 V0001 LMEATEST N pN 100 16 S n 310541 Serial number Ksirova 118a Year 2003 619 00 Brno Q 0 80 m h www meatest com CE Production Year Flowrate range Protection Manufacturer Type plate on the converter Type Serial number M910 V0001 VEAL das 310541 Ksirova 118a Year 2003 619 00 Brno Production Year www meatest com IP 65 C 230 115V 50 60Hz Protection Power supply version Manufacturer 62 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 11 Technical data DN10 to DN800 PN10 to PN40 depending on nominal size 0 1 to 10 m s
2. Mode h with non zero hysteresis ON PF1 PF1 H OFF Mode 1 with non zero hysteresis B ON PF1 PF1 H Following values are pre set Status output standard factory setting Mode Off PFI limit corresponds to the required nominal flowrate Qy PF2 limit corresponds to the required nominal flowrate Qy H hysteresis corresponds to the required nominal flowrate Qw 10 Parameters PF1 PF2 and H are common for frequency impulse and status mode 5 2 1 6 PLC digital input 1 6 INPUT M910 only Digital input is activated with DC voltage between 5 and 30 V positive or negative Digital input is between terminals 9 and 10 Digital input can be programmed in one of the following modes a Off input is not active b Dose input activation starts dose QD measuring Dosing indication can be performed by one of outputs frequency impulse or status c Clr Vol input activation clears the Auxiliary volume QD value represents volume for dosing QD value can be changed after selecting mode b Following values are pre set Digital input standard factory setting QD volume 1 m Mode Off 5 2 1 7 Low flowrate limit 1 7 LIMIT PFI Function enables you to set low flowrate limit for some functions of digital outputs after pressing ENTER key See Frequency output Impulse output and Status output With the UP and RIGHT keys any value between Quax flowrate can be s
3. RIGHT key 4 2 Rear panel inputs outputs Under the back cover of the electronic unit are the terminals for input output signals and supply terminals The fuse holder is located near the power supply terminals The top cable gland is for input output signals cable bottom cable gland for power supply cable Signal terminals Power supply terminals Cable glands Operation manual Electromagnetic Flowmeter M910 M910E MEATEST 4 3 Signal terminals Current loop Frequency output ca T TUR fet Status output M910 only M910 only WI RS485 interface M910 only Impulse output Bu Power supply RE 4 3 1 Current loop output The 4 to 20 mA current loop can be set as a passive type between outputs 1 2 1 positive 2 negative or as an active type between outputs 2 3 2 positive 3 negative In both cases the outputs are galvanically isolated from all other electronic circuits of the flowmeter Voltage drop on passive current loop is 4 V Active current loop can work to a maximum of 800 Q Example of current output connection 9 9 Passive current output connection Active current output connection For more information about current output see chapter Input and outputs configuration 20 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 4 3 20 Frequency output The frequency output is a galvanically isolated transistor NPN switc
4. Chemical names are listed in alphabetical order Each chemical may have one or more temperature and concentration combination In instances where the temperature limit is not given or the compatibility information is left blank this indicates there is no information available Flowtube Liner Each liner material has two considerations compatibility to the chemical and temperature limit The following codes define the compatibility with each chemical listed Compatibility Code Resistant A Not Resistant N No Information Blank Temperature Limit Code 248 F 120 C 1 212 F 100 C 2 176 F 80 C 3 140 F 60 C 4 68 F 20 C 5 NOTE Temperature limit values are generally conservative and were chosen to best represent data available Note that if an A1 code is specified the actual temperature limit of the material may be in excess of 248 F Electrode Material Each electrode material has two considerations corrosion rate per year and temperature limit The following codes define the compatibility with each chemical listed Corrosion Rate Per Year_Code Less than 0 002 in Less than 0 020 in Less than 0 050 in Greater than 0 050 in No Information Blank Zaw Temperature Limit Code 248 F 120 C 212 F 100 C 176 F 80 C 140 F 60 C 68 F 20 C aAUNe NOTE Temperature limit values are generally conservative and were chosen to best represent data available
5. Current Output will be displayed Following values are pre set Current Loop Test standard factory setting C Loop Test Off 5 2 3 7 Basic Menu Password 3 7 PASSWORD MN Function enables you to enter a new password for basic menu access after pressing the ENTER key With the UP and RIGHT key any password in range between 00000 and 99999 can be set To change the current valid password to the new password press the ENTER key ESC key discards changes 36 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Following values are pre set Basic Menu Password standard factory setting PASSWORD MN 00000 5 2 4 Calibration menu 4 CALIBRATION Setting any new value in calibration menu changes calibration data Calibration should be performed in an appropriate equipped laboratory We recommended using software Flow910 for easy Calibration It contains calibration wizard and can prevent flowmeter from incorrect calibration Calibration menu is accessible as part 4 of the Setup menu if the correct calibration password has been entered After entering the Basic menu password only parts 1 to 3 of Setup menu are accessible Without the correct password access to the Calibration menu is refused Default factory set Calibration password is 10000 Note Flowmeter M910 enables calibration at 2 3 or 4 points Each calibration point contains 2 values Nominal value of calibration point
6. Note that if an A1 code is specified the actual temperature limit of the material may be in excess of Example This example illustrates how to use the Material Selection Guide to choose compatible flowtube materials for a given process The example process fluid is 98 sulfuric acid at 100 F 38 C Operation manual 71 Electromagnetic Flowmeter M910 M910E MEATEST Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Sulfuric Acid 7096 Al Al N A3 N N B3 Bl Al N Sulfuric Acid 80 Al Al N N N B5 A5 Bl Al N Sulfuric Acid 90 Al Al N N N BS A4 B1 Al Sulfuric Acid 95 Al Al N N N B3 B1 Al N Sulfuric Acid 98 Al Al N N N B3 A5 Bl Al Sulfuric Acid 100 Al Al N N N B3 AS Bl Al N Legend Liners A Resistant N Not Resistant Blank No Information Miscellaneous Sat Saturated Conc Concentrated Electrodes Corrosion Rate per Year A Less than 0 002 inches B Less than 0 020 inches C Less than 0 050 inches N Greater than 0 050 inches Blank No information Temperatures 1 248 F 120 C 2 212 F 100 C 3 176 F 80 C Liner Compatibility from table Teflon resistant up to 248 F 120 C Polyurethane not resistant Tefzel resistant up to 248 F 120 C Neoprene not resistant Natural Rubber not resistant Ryton
7. Positive flowrate for current output If query SCM lt cr gt is sent flowmeter returns response in format l lt cr gt Frequency output mode setting SFM lt CPD gt 0 1 2 3 4 5 6 7 8 9 10 11 12 Following modes can be set Off Pos Flow Neg Flow Abs Flow On Pos On Neg On In On Out Dose On Dose Off On lt F2 11 On gt F2 12 Fixed O ooN DUN PWN M910 confirms execution with string Ok lt cr gt Example Command SFM1 lt cr gt sets mode Positive flowrate for frequency output If query SFM lt cr gt is sent flowmeter returns response in format 1 cr Operation manual 41 Electromagnetic Flowmeter M910 M910E MEATEST Impulse output mode setting SPM lt CPD gt 0 1 2 3 4 5 6 7 8 9 10 11 Following modes can be set Off Pos Flow Neg Flow Abs Flow On Pos On Neg On In On Out Dose On Dose Off On gt F1 11 On lt F1 OoN DN PWN a M910 confirms execution with string Ok lt cr gt Example RS232 Command SPM1 lt cr gt sets mode Positive flowrate for impulse output If query SPM lt cr gt is sent flowmeter returns response in format 1 cr Status output mode setting SSM lt CPD gt 0 1 2 3 4 5 6 7 8 Following modes can be set e 0 Off e On Pos e 2 OnNeg e 3 Onlin e 4 OnOut e 5 Dose On e 6 Dose Off e 7 On gt FIl e 8 On Fl M910 confirms execution with stri
8. Zinc Sulfide 00 A Zinc Sulfate 50 A Al A N A4 A4 B3 B3 A5 A5 Manufacturer MEATEST spol s r o tel 420 543 250 886 Zelezna 3 619 00 Brno fax 420 543 250 890 Czech Republic meatest meatest cz www meatest com Operation manual 83
9. lt cr gt flowmeter returns 05 03 2002 lt cr gt Auxiliary volume counter Reset CLRAV Command resets Auxiliary volume counter M910 confirms execution with string 0k lt cr gt Example Command CLRAV lt cr gt resets the Auxiliary volume counter Min Max flowrates Reset CLRMM Command resets Min Flowrate and Min Flowrate values M910 confirms execution with string O0k lt cr gt Example Command CLRMM lt cr gt resets both min max values Flowrate reading RFL Response contains actual Flowrate value in selected units Example If query RFL lt cr gt is sent flowmeter returns response in format 100 000 lt cr gt Resolution is designed by Setup menu Volume reading RVO Response contains actual Volume counter value in selected units Example If query RVO lt cr gt is sent flowmeter returns response in format 100 000 cr Resolution is designed by Setup menu Positive volume reading RVP Response contains actual Positive volume counter value Operation manual 49 Electromagnetic Flowmeter M910 M910E MEATEST Example If query RVP lt cr gt is sent flowmeter returns response in format 100 000 lt cr gt Resolution is designed by Setup menu Negative volume reading RVN Response contains actual Negative volume counter value Example If query RVN cr is sent flowmeter returns response in format 100
10. not described in this manual Menu structure password required ESC gt ENTER SETUP PASSWORD ENTER gt ENTER CALIBRATION PASSWORD ENTER gt ENTER SERVICE PASSWORD ENTER UT OUTPUT BRATION S MENU LIBRATION ERVIC p z Wd N G 3 On es Qo gt Operation manual 67 Electromagnetic Flowmeter M910 M910E MEATEST INPUT OUTPUT submenu structure 1 B RS485 address sass agar 0 1 A Baud rate mk 19 Flowrate for hyst ere ee eee 1 8 Flowrate for F2 L aun eee e T7 Flowrate for F1 L usa 1 6 Digital input PLC 1 8 Status output relays 1 4 Pulse width in ms Pulse width Resolution 10 ms 0 255 4800 9600 19200 E ju ose Fixed Frequency Frequency 0 01 12 kHz T Frequency output 1 INPUT OUTPUT 1 1 Current output Key UP Off Key ENTER current 4mA 68 Operation manual MEATEST Electromagnetic flowmeter M910 M910E FLOWMETER submenu structure 2 A Sampling rate in OFF 5 10 15 30 45 Datalogger minutes 60 120 180 240 CLR datalogger clear 249 Real time clock 2 8 Real time clock 2 Time fo
11. of earth wire must be hooked app 3 mm and fixed to the earth screw e Connect Live and Neutral power cables to the power line terminal clamps with labels 14 L wire brown terminal colour and 13 N wire blue terminal colour e Screw on the back cover e Switch on the power supply GND central grounding point L line wire N line wire Note Be careful to avoid following problems during electrical installation e Do not cross or loop cables inside electronic unit e Use separate cable entries for power supply and signal wires Operation manual 15 Electromagnetic Flowmeter M910 M910E MEATEST 3 2 2 Electric connection between converter and sensor Remote version For remote version converter and flanged sensor are connected with two 2 wire unshielded and 3 wire shielded cables Standard length of cables is 6 meter It is recommended to mount the transmitter not too far from the flanged sensor Use cables as short as possible Five terminal connector is located in separated box The same box is used for the converter and also for the sensor Colours of wires are following 3 wire shielded cable shielding is connected to the green wire Blue Brown Electrode 1 EL1 Green Ground Red White Electrode 2 EL2 2 wire cable Brown Excitation 1 EXCITATION White Excitation 2 EXCITATION Following procedure should be observed to connect sensor cable to the transmitter or sensor e Switch off
12. version with a separate electronic unit should be used Overheating To avoid overheating the electronic unit should be protected against direct sunlight especially in areas with a warm climate with ambient temperatures over 30 C If necessary a sunshade has to be mounted over the electronic unit or a remote version with a separate electronic unit should be used 14 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 3 2 Electrical connection Only a competent person may connect the flowmeter to the mains power supply The flowmeter can be connected to the power supply with either a fixed power cable or with a flying lead cable and plug Cable entries on the electronic unit can be used for flexible electrical cables Cables with a diameter between 8 and 10 mm must be used to keep protection IP67 It is not recommended to use rigid metal or plastic conduits If you use a cable and plug it is recommended that the cable has a cross section of 3 x 1 5mm and with a minimum length of 1 m In the case of a fixed connection an independent power switch or circuit breaker should be located close to the flowmeter Cable cross section as above 3 2 1 Power supply To connect the compact version to the power supply the following procedure should be used e Unscrew the back cover using the special wrench standard part of delivery e Connect the earth wire yellow green colour to the central grounding point inside the case The end
13. 00 max 2 decimal digits 0 000 max 3 decimal digits 0 0000 max 4 decimal digits Note selected resolution is the maximuml resolution It is reduced for high values For example 4 decimal digits resolution is valid up to 999 9999 or 9999 9999 displayed value For higher values the resolution is reduced 99999 999 Following values are pre set Volume resolution standard factory setting Resolution 0 000 5 2 2 5 Flowrate direction 2 5 FLOW DIREC Function enables you to switch between Positive and Negative flow direction change the sign in flowrate value after pressing the ENTER key With the UP key any item from the list Positive and Negative can be set To change the current valid direction to the selected direction press the ENTER key ESC key discards changes Note flowmeters are working in both flow directions however they are calibrated for positive direction only Following values are pre set Flowrate direction standard factory setting Flow direc Positive 5 2 2 6 Low flow cutoff 2 6 L F CUTOFF Function enables you to set limit for suppressing low flowrates after pressing ENTER key With the UP key and RIGHT any value between Quax flowrate can be set Limit is displayed in the same format as the flowrate To change the current valid value to the new value press the ENTER key ESC key discards changes Note All flowrates below this v
14. 4 Power supply 3 4 POWER SUP Information about power supply voltage and frequency is displayed After pushing UP key Self test is displayed 5 2 3 5 Self test 3 5 SELFTEST Function enables you to switch an internal self test flowrate simulator On or Off after pressing ENTER key With UP key any item from the list On and Off can be set To change the current valid self test state press the ENTER key ESC discards changes Note Self test Off state is normal working state of flowmeter After switching self test to On state internal flowrate simulator is inserted instead of the pipe Function can be used for signal converter testing Number in range 0 980 1 020 is displayed if signal converter is OK Number is displayed in state On only After switching on you have to wait for converter stabilization up to 20 seconds Following values are pre set Self test standard factory setting Self test Off 5 2 3 6 Current Loop Test 3 6 C LOOP TEST Function enables you to switch an internal test of the connected current loop On or Off after pressing the ENTER key With the UP key any item from the list On and Off can be set To change the current valid Current Loop Test state press the ENTER key ESC key discards changes Note If Current Loop Test is in On state and current output flows less than 3 mA error message 01
15. 5 After query SFO lt cr gt flowmeter returns string 10 500000 cr7 Impulse output constant QP SPO lt DNPD gt Command sets constant QP which represents volume for impulse lt DNPD gt It represents volume for 1 impulse in actual units M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in actual units Example Command SPO1 0 lt cr gt sets value QP to 1 0 After query SPO lt cr gt flowmeter returns string 1 000000 lt cr gt Dosing constant QD SIO lt DNPD gt Command sets constant QD which represents volume for dosing lt DNPD gt It represents volume for dosing in actual units M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in actual units Example Command SIO1 0 lt cr gt sets value QD to 1 0 After query SIO lt cr gt flowmeter returns string 1 000000 lt cr gt Operation manual 43 Electromagnetic Flowmeter M910 M910E MEATEST Impulse width SPT lt DNPD gt Command sets impulse width in range between 10 and 2500 ms lt DNPD gt It represents impulse width in milliseconds Any value in range between 10 millisecond and 2500 milliseconds can be set M910 confirms execution with string O0k lt cr gt In case of query M910 returns set value in actual units Example Command SPT100 lt cr gt sets impulse width to 100 ms After query SPT lt cr gt
16. 50 60Hz automatic switching for M910 manual switching for M910E e 12V DC 42095 10 e 24V DC 42095 10 24V 50 60Hz 10 10 e 48V DC 42095 10 48V 50 60Hz 10 10 2 4 Power supply voltage selection M910E 115 230V version only M910E is equipped with a power supply voltage selector which enables the use of both 115VAC and 230VAC supply voltage The selector is located on the PC board see below It is accessible after removing the cover as follows e Disconnect the power supply from the flowmeter e Unscrew the back cover using the special wrench standard part of delivery e The power supply voltage selector is located behind the back cover Move the jumper to the required position e Screw on the back cover e Reconnect the power supply Power supply voltage selector Note M910 is equipped with automatic power supply selector 10 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 3 Installation 3 1 Sensor location To avoid measuring errors due to gas air entrainment or to a partly filled pipe please observe the following Horizontal standard mounting The sensor tube must always remain full The best way to achieve this is to locate the sensor in a low section of pipe see the following picture It is recommended to install the sensor in a section of straight pipe with at least 5 times the pipe diameter before sensor and 3 times after sensor Tell 5 DN 3
17. A A A A B B A A A Sodium Bisulfate 40 A A A N A N N A A2 Sodium Bisulfate 00 Al Al Al A3 A4 N N A A A Sodium Bisulfide 00 A A N B A A Sodium Bisulfite 40 A A B2 B2 A2 B2 Sodium Bisulfite 00 Al Al Al A3 A4 B1 B3 B5 A5 Sodium Borate Borax 00 Al A3 Al A3 A4 B3 B3 A5 A A5 Sodium Boric Acid 00 A A N N A A Sodium Bromide 00 Al A3 Al A5 B1 A B5 Sodium Carbonate 0 A A N A A A A2 A2 A Sodium Carbonate 20 A A A A A2 A2 A Sodium Carbonate 00 Al Al Al A3 A3 B1 B3 A2 A3 Sodium Chloride Sat Al Al Al A5 A3 A5 N A Al A2 A3 Sodium Chlorate 40 A A N A B B A A Sodium Chlorate 00 Al Al Al A5 A4 N N A A3 Sodium Chloride 30 A A A B1 B2 A A A Sodium Chlorite 0 A A N B A B Sodium Chlorite 00 Al Al A3 N N Al B Sodium Chromate 80 Al Al Al A5 A3 A3 A A A Sodium Cyanide 00 Al Al Al A3 A3 Al B5 B2 N A5 Sodium Dichromate 00 Al A3 Al N BS AS AS Sodium Ferricyanide 00 Al Al Al N Bl A3 AS Sodium Ferrocyanide 00 Al Al Al B5 B AS Sodium Fluoride 00 Al Al Al A4 A4 N B3 N AS Sodium Glutamate 00 A Operation manual 81 Electromagnetic Flowmeter M910 M910E MEATEST Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA _ Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Sodium Hydrosulfite 10096 Al Al B AS AS A Sodium Hydroxide 5 Al Al N N A N A A Sodium Hydroxide 10 Al A3 Al AS A3 A4 Al B2 N A3 Sodium Hydroxide 25 A A N N N A N A A Sodium Hydroxid
18. Bl AS B3 A2 B5 Potassium Permanganate 00 N A N N N A A2 A Potassium Persulfate 0 A A A N A A A Potassium Persulfate 00 Al A4 Al A4 Bl N A A Potassium Sulfate 0 Al Al Al AS A3 A4 Al A3 A5 Al A5 Potassium Sulfate 20 A A N A A A A Al A Potassium Sulfate 00 A A A N A A A A A A Potassium Sulfide 0 A A B B A Potassium Sulfide 00 Al Al Al A5 B3 B5 A5 A5 Propane 00 Al Al Al A5 N B1 B5 B5 B5 Propionic Acid 00 Al A3 Al N B3 Al Al Propyl Alcohol 00 Al A3 Al A3 A4 Al A5 B5 A5 Propylene Chlorohydrin 100 Propylene Dibromide 00 A Propylene Dichloride 00 Al A3 Al N Propylene Glycol 00 Al Al AS B3 B5 AS AS Propylene Oxide 00 Al A4 Al N N B5 Pyridine 00 Al A4 Al N N B1 A4 B1 A2 B2 Pyrogallol 00 Al A4 Al B2 B2 Salicyalldehyde 00 Al A3 Al Salicylic Acid 00 Al Al Al N A5 A5 B1 Al B3 A2 A5 Salt Brine 00 A Sea Water 00 A A A N A N A A A A Sewage Raw 00 A A N N A A A A A Silicon Tetrachloride 00 A Silver Chloride 00 Al Al Al N A5 A5 Silver Cyanide 00 Al Al Al A3 A5 A5 A5 A5 Silver Nitrate 50 A A A5 A5 Al A5 Silver Nitrate 00 Al Al Al A5 A3 A4 N A A A Sludge Activated 00 A A N A A A A A A Sludge Primary 00 A A N A A A A A A Sludge Thickened 00 A A A A A A A A A Sludge Waste 00 A A A A A A A A A Soap Solutions 00 Al Al A5 A3 A4 B5 A5 A5 A A5 Sodium Acetate 00 Al Al Al N A3 B1 A5 Al A2 Sodium Benzene Sulfonate 00 A Sodium Benzoate 00 Al Al Al B5 A5 A5 Sodium Bicarbonate 20 Al Al Al A3 A4 Al A4 A A3 Sodium Bicarbonate 00
19. Chloride 0 A A N N N N A A2 A Ferrous Chloride Sat Al Al Al AS A4 N Bl A3 A2 A3 Ferrous Hydroxide 00 A Ferrous Nitrate 00 Al Al Al A3 A4 BS B A A A Ferrous Sulfate 0 A A N N N N A A A Ferrous Sulfate 50 Al Al N N N N A A A Ferrous Sulfate 00 Al Al Al A3 A4 B3 B2 Bl A AS Fluoroboric Acid 00 Al Al Al A4 A4 N A3 N N Fluosilicic Acid 40 A A N N N N N A N Fluosilicic Acid 00 Al Al Al A4 AS B3 B5 N N Formalhehyde 35 Al A2 Al N A4 A3 B3 Al A2 A3 Formic Acid 50 Al Al Al N A4 N Bl A2 Al A2 BS Formic Acid 80 Al Al Al N A4 N Bl A3 Al A2 BS Formic Acid 00 Al Al Al N AS N B3 A2 Al A2 BS Freon F 11 00 Al A3 Al AS A3 N Bl Freon F 12 00 Al A2 Al AS A3 N Bl AS BS BS Freon F 22 00 Al A2 Al N AS N Bl Bl B5 B5 Fruit Juices Pulp 00 Al Al N A3 Bl A3 AS A AS Fuel Oil 00 Al Al Al A4 N B4 B3 B3 AS Fumaric Acid 00 A Furane 00 A Furfural 00 Al A3 Al N A3 N Bl B5 Al A3 Gallic Acid 00 Al A3 Al N AS A4 Bl B3 BS Gas Oil 35 A A N B N A Gas Oil 00 A A N N N A Operation manual 77 Electromagnetic Flowmeter M910 M910E MEATEST Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Gas Manufactured 00 Al Al Al BS Gasoline Leaded 00 Al Al Al AS AS N BS AS AS AS Gasoline Unleaded 00 Al A3 Al AS AS N BS Al AS BS Gasoline Sour 00 Al Al Al AS AS N BS Bl B5 Glacial Acetic Acid 00 A A N
20. DN 3D 5D Pipe reducers If the pipe diameter is not the same as the diameter of sensor then pipe reducers can be used So as not to lose accuracy of the measurement the slope of reducers should not exceed 8 Operation manual 11 Electromagnetic Flowmeter M910 M910E MEATEST Vertical mounting When the sensor is mounted on a vertical section of pipe the flow direction must be upwards In the case of a downward flow direction air bubbles can collect in the sensor and the measurement could be unstable and inaccurate Pumps Never install the sensor on the suction side of a pump or on a section of pipe where a vacuum is possible 12 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Valves Suitable location of a shutoff valve is downstream of a sensor Removal during maintenance If the application requires removal of the sensor for periodic maintenance it is recommended to install a bypass section as the following drawing The axis of measuring electrodes must be approximately horizontal see picture en P4 Position of electrodes YES Operation manual 1 3 Electromagnetic Flowmeter M910 M910E MEATEST Vibration To avoid mechanical damage protect both electronic unit and sensor against mechanical vibrations When strong vibrations are possible both the input and output pipe must be mechanically fixed or the remote
21. a query from a computer Each flowmeter has it s own RS485 address The range of addresses is 0 to 255 Factory setting of RS485 address is 0 Communication speed is selectable between 4800 and 19200 Bd For cables over 100m or if there is a noisy power supply voltage especially peaks generated usually by motors etc select communication speed below 9600 Bd Note Serial port RS485 is galvanically isolated from other electronic circuits Operation manual 23 Electromagnetic Flowmeter M910 M910E MEATEST 4 4 Serial port RS232 The connector is located on the front panel and is accessible after removing the electronic unit cover RS232 enables you to connect the flowmeter to a personal computer RS232 interface is used for flowmeter configuration and calibration It s not suitable for online communication during operation because the flowmeter must be open and IP67 protection is not valid For such communication use RS485 interface RS 232 parameters are fixed Baud rate 1200 Bd Data bits 8 Stop bit 1 Parity none Note Control computer must keep signal RTS in static level between 3 to 12 V and signal DTR in static level 3 to 12V Cable between Flowmeter and PC configuration 1 1 D Sub 1 D Sub2 Receiver Transmitter For connection of the flowmeter to the PC a standard RS232 cable 1 1 can be used To connect a PC to the flowmeter follow this procedure e Unscrew the front cover using the special wrench
22. as 5 ASCII characters M910 confirms execution with string 0k lt cr gt In case of query M910 returns set user unit 46 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Example Command FVU dm3 lt cr gt sets volume user unit dm3 After query FVU lt cr gt flowmeter returns string dm3 lt cr gt Conversion constant for flowrate user unit FFC lt DNPD gt Command sets conversion constant for flowrate user unit with respect to l s lt DNPD gt It represents a constant which is calculated as a ratio between flowrate in user unit and flowrate in basic unit l s For example constant for m3 h is 3 6 M910 confirms execution with string Ok lt cr gt In case of query M910 returns set constant Example Command _ FFC3 6 lt cr gt sets constant 3 6 After query FFC lt cr gt flowmeter returns 3 600000 cr Conversion constant for volume user unit FVC lt DNPD gt Command sets conversion constant for volume user unit with respect to 1 lt DNPD gt It represents a constant which is calculated as a ratio between volume in user unit and volume in basic unit I For example constant for m3 is 0 001 M910 confirms execution with string O0k lt cr gt In case of query M910 returns set constant Example Command FVC0 001l lt cr gt sets constant 0 001 After query FVC lt cr gt flowmeter returns 0 001000 gt Flo
23. computer Only one instrument can be connected to one RS232 bus Cable length between PC and instrument is limited to app 10 metres RS485 serial bus It enables remote control of instruments by a computer To the RS485 can be connected more instruments max 16 Total cable length is limited to app 800 metres Auxiliary volume counter second Total Volume counter Can be cleared by pushing RIGHT key It is usually used for measuring passed through volume during day month etc RS232 serial bus It enables remote control of instruments by computer Only one instrument can be connected to one RS232 bus Cable length between PC and instrument is limited to app 10 metres RS485 serial bus It enables remote control of instruments by computer To the RS485 can be connected more instruments max 16 Total cable length is limited to app 800 metres Operation manual 65 Electromagnetic Flowmeter M910 M910E MEATEST Appendix A Measuring principle The flowmeter is designed for electrically conductive fluids Measurement is based on Faraday s law of induction according to which a voltage is induced in an electrically conductive body which passes through a magnetic field The following expression is applicable to the voltage U KxBxvxD where U induced voltage K an instrument constant B magnetic field strength v mean velocity D pipe diameter Thus the induced voltage is proportional to the me
24. frequent cases of false hidden defects e mains voltage out of tolerance limits or unstable e poor grounding of the measuring circuit bad connection of the ground terminal Operation manual 55 Electromagnetic Flowmeter M910 M910E MEATEST large electrostatic or electromagnetic field 56 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 9 Application information 9 1 Weight and dimensions Flowmeter weight and dimensions depend mostly on the version remote or compact and diameter of the pipe 9 1 1 Electronic unit compact version The pictures below show dimensions of the electronic unit for the compact version Dimensions are in millimetres 176 230 124 Weight 3 8 kg 9 1 2 Electronic unit remote version 230 60 A M The picture shows dimensions of the electronic unit for the compact version Dimensions are in millimetres Weight 5 1 kg Operation manual 57 Electromagnetic Flowmeter M910 M910E MEATEST 9 1 3 Sensor In the table below are the dimensions of the sensor for compact version In case of remote version add 120 millimetres to dimension A for cable gland and cable Flanges in DIN version meet standard EN1092 Flanges in ANSI version meet requirements of ANSI B 16 5 standard D mm Weight kg 10 I5 20 25 32 40 50 65 50 400 500 700 800 350 poo e 16 1
25. o Address of the manufacturer K rova 118A CZ 61900 Brno Declares that product with name Electromagnetic Flowmeter Type M910 is conform with following specifications of product Safety requirements EN 61010 1 EN 61010 1 A2 Electromagnetic compatibility EN 61000 part 3 2 3 3 EN 61000 4 3 4 4 4 5 4 6 4 8 4 11 EN 61000 part 6 2 EN 50081 1 th f 12 January 2004 Mtn i Date Signature of manufacturer 6 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 1 Basic information 1 1 Basic features The inductive flow meter M 910 is designed to measure indicate and record the instantaneous and total flow of the conductive media flowing through the sensor The flow meter M 910 records both forward and reverse flows As there are no moving parts in the flow profile the M 910 can be used to measure extremely dirty liquids containing solids The only limitation is that the flowmeter can be used solely with conductive liquids Range of applications The inductive flow meter M 910 is for use in the Chemical Industry Paper Industry Water and Wastewater Treatment Industry and most other process industries Features The inductive flowmeter M 910 is a highly accurate and stable device The construction of the M 910 flowmeter uses components with long term time and temperature stability Configuration data is backed up and can be recovered after a power failure The back up structure enables data recovery
26. power supply e Dismount top cover of connection box Four screws must be removed e Connect 5 wires to the connector e Asthe basic protection of connection box is IP65 it is important in case you need better protection to fill the box with connected wires with reenterable insulating and sealing compound One piece of compound is standard part of delivery Using this technology will be protection of transmitter IP67 and protection of sensor IP68 e Mount the cover back e Switch on power supply 16 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 3 3 Sensor grounding To ensure the correct operation of the flowmeter an earthing connection between the sensor and pipeline must be made The sensor is equipped with screw connection for an earthing wire This screw has to be connected to the flange on the pipeline Use Copper wire to connect between the flange and the earth screw on the sensor If the pipeline is manufactured from a non electrically conductive material or if the pipe is lined with a similar material special grounding rings must be installed between flanges Note The flowmeter must not be switched on if the sensor is not connected earthed to the rest of pipeline Sensor grounding without grounding rings Sensor grounding with grounding rings 3 4 Turning the display panel The flowmeter M910 M910E display can rotated 90 Procedure is as follows e Disconnect the power supply from
27. standard part of delivery e Plug the one end of the RS cable onto the serial connector in the flowmeter e Connect the opposite end to the serial port in the PC e Use the application software Flow910 to enter new calibration data or to change settings of the flowmeter e Disconnect RS232 cable and replace the cover Note Serial port RS232 is galvanically isolated from other electronic circuits 24 Operation manual MEATEST Electromagnetic flowmeter M910 M910E S Operation 5 1 Main menu The flowmeter is in Main menu after the switching power on or after repeatedly pushing the ESC key This entire menu can be operated with a magnetic without opening the housing Short use of the magnet less than 3 seconds is equal to pushing UP key Longer use of the magnet more than 3 seconds is equal to pushing RIGHT key The following information can be displayed in the Main Menu Note M910E can be operated by a magnetic pointer only 5 1 1 Current Flowrate Total Volume F 120 03 mae Basic display after power on Current flowrate is displayed on the first line Total volume is displayed on the E SHS BS mi second line Flow in the forward direction is added to this volume Flow in the reverse direction is subtracted Measuring parameters units resolution moving average etc are selectable in Setup menu After pushing UP key Positive Volume is displayed 5 1 2 Positive Volume Total volumetric flow in a fo
28. the flowmeter e Unscrew the back cover using the special wrench standard part of delivery e Detach the two screws in the front plate and remove the plate e Unscrew next two legs and carefully turn the display e Reassemble in reverse order e Reconnect the power supply Operation manual 17 Electromagnetic Flowmeter M910 M910E MEATEST 4 Electronic unit description 4 1 Front panel display 1 RS232 connector RS232 port enables you to connect the flowmeter to a personal computer Serial port is galvanically isolated from other electronic circuits 2 Display Two row alphanumerical display is used for displaying all information The instantaneous flowrate is displayed in upper row Total volume is displayed in the lower row The decimal point position and type of units can be changed in the flowmeter Setup Menu see chapter Flowmeter configuration 3 Keyboard M910 only 4 keys enable you to change flowmeter configuration and provide flowmeter calibration These are UP DOWN ESC and ENTER keys 18 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 4 Magnetic sensor All important displayed information can be read without opening the flowmeter The sensor display can be activated by using a magnet Activating the sensor less than 3 seconds using a magnet is equal to pushing the UP key Activating the sensor more than 3 seconds is equal to pushing
29. 0 Al A4 Al N N N B5 N A N Oxalic Acid Sat Al A2 Al N A4 N B3 A3 A BS p Dioxane 00 Palmitic Acid Conc Al Al Al N Bl B5 Paper Stock 00 Al Al Al A A A A A Perchloric Acid 0 Al A2 Al N AS A4 N Al N Perchloric Acid 70 Al A4 Al N N N B2 Al A N Perchloric Acid 00 A A N N A A Perchlorethylene 00 Al Al Al N N N AS B3 B3 A3 Petrolatum 00 Al Al Al A3 Bl AS Petroleum Oils Refined 00 Al Al Al AS N B5 Al Petroleum Ether 00 Al A3 Al A5 A5 A5 A5 Phenol 0 Al A2 Al N N A5 B3 B1 B1 A B5 Pheno Carbolic Acid 00 Al A3 Al N N N Al Al Bl Al AS Phenolsulfonic Acid 00 A Phenylhydrazine 00 Al A3 Al AS AS A2 Phenylhydrazine Hydrochloride 00 Al A3 Al A2 o Phenylphenol 00 A Phosgene Liquid 00 Al A3 Al B2 Bl Al Phosphate Slurry 00 A A N A A A A Phosphoric Acid 30 Al Al Al AS A3 A4 B3 A4 Al C5 Phosphoric Acid 85 Al Al Al N N AS Bl A3 Al A C5 Phosphoric Anhydride 00 Al Al AS B3 AS A2 Phosphorus 00 Al Al AS A4 Bl Phosphorus Pentoxide 00 Al A2 Al B5 N B5 A2 PhosphorusOxychloride 00 Al A3 Al N B3 Bl A2 AS Phosphorus Pentachloride 00 A N Phosphorus Trichloride 00 Al Al Al N AS B5 Al N AS Photographic Solutions 00 Al Al N A3 A4 Al AS B5 Phthalic Acid 00 Al A3 Al A3 Al Bl Bl Al AS Phthalic Anhydride 00 Al A3 Al A4 Al Al Bl Picric Acid 00 Al AS Al A3 N Bl Bl B3 AS Polyvinyl Acetate 00 Al Al Al A3 A3 B5 Potassium Aluminum Chloride 00 A Potassium Aluminum Sulfate 50 A Potassium Aluminum Sulfate 00 Al Al N A4 B5 AS A3 A A3 Potassium Bicarbon
30. 0 01 to 5000 1 5 0 03 to 18000 m3 h Accuracy e 0 596 0 5 to 10 m s of reading value e 1 0 1 to 0 5 m s of reading value Maximum media temperature 70 C 158 F for rubber liner 130 C 266 F for PTFE liner in remote version Minimum electrical conductivity 25 uS cm 20 to 60 C 4 to 140 F Power supply 115 230V 10 15 50 60Hz auto selectable M910 Vxx0x 115 230V 10 15 50 60Hz manual selectable M910E Vxx0x 12V DC 420 10 M910 Vxx1x M910E Vxx1x 24V DC 20 10 24V 50 60Hz 10 10 M910 Vxx2x M910E Vxx2x 48V DC 20 10 48V 50 60Hz 10 10 M910 Vxx3x M9 10E Vxx3x soft rubber PTFE Electrodes CrNi stainless steel 1 4571 Hastelloy C276 Tantalum Dimensions according to EN1092 DIN2501 BS 4504 ANSI B16 5 Sanitary DIN11851 flangeless wafer style e Remote version sensor IP68 converter IP65 optionally IP67 Outputs e Frequency 0 to 12 kHz with programmable flowrate and function e Pulse 0 to 50 Hz with programmable volume function and pulse width e Relay contacts 100V 0 5A with programmable function Mag910 only e Current loop 4 to 20 mA with programmable flowrate and function PLC digital input with programmable function M910 only Communication e RS485 M910 only e RS222 Flowrate m3 h l s US Gal min user Volume m3 1 US Gal user Positive total negative and auxiliary clearable daily volume Control Keyboard M910 only Magnetic pointer RS2
31. 00 Al Al Al AS A4 Stannic Chloride 00 Al Al Al A3 A4 N Bl A Stannous Chloride 00 Al Al Al A4 A4 B3 B3 A2 AS Stannous Fluoride 00 A Stearic Acid 00 Al Al Al AS A3 N Al Al Bl Al Al Stoddard s Solvent 00 Al Al Al N N B5 AS Styrene Monomer 00 A Succinic Acid 00 Al Al Al B3 B3 Bl Al Sulfamic Acid 00 Al A3 Al A4 A4 B1 A3 Sugar Juice 00 A A N N A A A A A Sulfinol 00 Sulfolane 00 Sulfur Dioxide Wet 00 Al A2 Al N N B4 A4 Bl Al N Sulfur Trioxide 00 Al AS Al N A4 Bl Bl N N Sulfuric Acid 0 Al Al Al N A3 A4 N A3 Bl Al N Sulfuric Acid 30 Al Al Al N A3 A4 N A5 B1 Al N Sulfuric Acid 50 Al Al Al N A3 AS N AS Bl Al N Sulfuric Acid 60 Al Al Al N A3 N N Al Bl Al N Sulfuric Acid 70 Al Al Al N A3 N N B3 Bl Al N Sulfuric Acid 80 Al Al Al N N N B5 AS Bl Al N Sulfuric Acid 90 Al Al Al N N N B5 A4 B1 Al Sulfuric Acid 95 Al Al Al N N N B3 A4 B1 Al Sulfuric Acid 98 Al Al Al N N N B3 A5 B1 Al N Sulfuric Acid 100 Al Al Al N N N B3 A5 B1 N Sulfuric Acid Fuming 100 Al A5 Al N A5 B5 N Al N Sulfurous Acid 100 Al A2 Al N N N A5 B1 Al A2 A4 82 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Tall Oil 00 Al Al Al N N Bl Al Bl Tannic Acid 00 Al Al Al A3 AS B3 N B3 A2 Tartaric Acid 00 Al Al Al A3 A4 Al B3 A2 Tetraethyl Lead 00
32. 000 lt cr gt Resolution is designed by Setup menu Auxiliary volume reading RVA Response contains actual Auxiliary volume counter value Example If query RVA lt cr gt is sent flowmeter returns response in format 100 000 cr Resolution is designed by Setup menu Maximum flowrate value reading RMX Response contains maximum Flowrate value and time amp date of this flowrate Example If query RMX lt cr gt is sent flowmeter returns response in format 100 000 08 06 11 04 2002 lt cr gt maximum flowrate value indicated since last reset command CLRMM Minimum flowrate value reading RMN Response contains minimum Flowrate value and time amp date of this flowrate Example If query RMN cr is sent flowmeter returns response in format 0 000 10 06 11 04 2002 lt cr gt minimum flowrate value indicated since last reset command CLRMM Nominal diameter reading RDN Response contains actual flowmeters Nominal diameter DN Example If query RDN cr is sent flowmeter returns response in format 50 lt cr gt for nominal diameter 50mm Nominal flowrate reading RQN Response contains actual flowmeters Nominal flowrate Qu Example 50 Operation manual MEATEST Electromagnetic flowmeter M910 M910E If query RQN lt cr gt is sent flowmeter returns response in format 80 000 lt cr gt for nominal flowrate 80 m3 h Current loop state reading RCE Resp
33. 10E MEATEST Datalogger reading DRT Response contains all values stored in internal datalogger Example If query DRT lt cr gt is sent flowmeter returns response in format 14 28 13 10 2003 5 820 l s 14 33 13 10 2003 4 765 l s 14 38 13 10 2003 4 712 1 s 14 43 13 10 2003 4 792 l s 14 48 13 10 2003 4 760 l s No Record Datalogger clear DCLR Command clears all data stored in internal datalogger M910 confirms execution with string 0k lt cr gt Example Command DCLR lt cr gt clears all data in datalogger Internal temperature IT Response contains internal temperature in flowmeters case Accuracy of temperature value is not guarantied It s informative value only Example If query IT lt cr gt is sent flowmeter returns response in format 35 2 lt cr gt for internal temperature 35 2 Oo C Service information ISR Response contains service information serial number power supply voltage and power supply frequency Example If query ISR cr is sent flowmeter returns response in format 371561 0 50 2546 lt cr gt Where 371561 is the serial number of instrument 0 1s power supply voltage 0 1s 230V 1 is 24V 2 is 115V 50 is power supply frequency 0 is DC 50 is 50Hz 60 is 60Hz 2546 is information for service only Write to EEPROM WEP Command writes all new data in internal EEPROM If you change some settings for example Flowrate resolution is changed
34. 3 Copper Sulfide 00 A A B B A A Corn Oil 00 Al Al A3 N Bl Cottonseed Oil 00 Al Al A4 N B4 Cresol 00 Al Al Al N N N B5 B3 B3 Cresylic Acid 00 Al Al Al N N N Bl Al B2 BS Cresyldiphenyl Phosphate 00 Croton Aldehyde 00 Al A3 Al AS B3 B3 Crude Oil 00 Al Al Al AS N N A3 AS AS AS Cupric Chloride 50 Al Al A4 N B3 AS N B3 Cupric Chloride 00 A A N N A A B Cyclohexane 00 Al Al Al N N Bl B3 BS A2 Al Cyclohexanol 00 Al Al Al N B5 B5 B5 A2 B5 Cyclohexanone 00 Al Al Al N N B3 B3 B5 B5 DDT 00 A A2 A2 A2 Dairy Products 00 A A N N A A A A A Decalin 00 A Decane 00 A Detergents 00 Al Al Al AS A3 Bl AS A4 A4 Dextrin 00 Al Al Al A3 BS Diacetone Alcohol 00 Al A3 Al N Bl A3 A2 A2 A2 1 2 Dibromo Propane 00 A Dibutyl Phthalate 00 Al A4 Al N N B1 B3 B3 Al B3 Dichloroacetic Acid 00 Al A4 Al N Al Al Dichlorobenzene 00 Al A4 Al N N B5 Al A2 Dichloroethylene 00 Al A4 Al N B3 B3 B3 A2 B3 Dichloropropionic Acid 00 A Diesel Fuel 00 Al Al Al A5 N A5 B3 B3 Diethylamine 00 Al A2 Al A5 A5 B1 A2 76 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA _ Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Diethyl Benzene 00 A Diethyl Cellosolve 00 Al Al Al AS B3 Diethyl Ether 00 Al A3 Al N N B2 BS BS BS Diethylene Triamine 00 Al A3 Al B5 AS Diglycolic Acid 00 Al A3 Al A3 Bl B3 B3
35. 32 and RS485 Displayed values Operation manual 63 Electromagnetic Flowmeter M910 M910E MEATEST 12 Ordering information options Liner M910 VOxxx hard rubber M910 V1xxx soft rubber M910 V2xxx teflon PTFE Electrodes M910 VxOxx CrNi steel M910 Vxlxx hastelloy C276 M910 Vx2xx tantalum Power supply voltage frequency M910 Vxx0x power supplying 115V 230V 50 60 Hz M910 Vxxlx power supplying 12V DC M910 Vxx2x power supplying 24V DC AC 50 60 Hz M910 Vxx3x power supplying 48V DC AC 50 60 Hz Construction M910 Vxxx0 compact version M910 Vxxxl remote version 12 1 Example of order M910 V0000 DN50 PN16 Liner hard rubber Electrodes CrNi steel Power supply 115 230 V Construction compact version Nominal diameter 50 mm Nominal pressure 16 bar M910E V2120 DN15 PN25 Liner PTFE Electrodes hastelloy C276 Power supply 24 V DC AC Construction compact version Nominal diameter 15 mm Nominal pressure 25 bar 64 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 13 Terminology Special symbols and terms Flowrates Qi minimum applicable flowrate the least flowrate which has guaranteed measuring accuracy depends on diameter see table 2 M910 flowrates Qs recommended minimum flowrate least flowrate which has the best measuring accuracy depends on diameter see table 2 M910 flowrates Qn recommended nominal flowrate nominal flowrate in which is flowme
36. 6 16 16 16 16 16 16 16 16 16 16 16 10 10 10 10 10 10 10 10 00 Ee 1010 330 Table 1 M910 dimensions and weights DIN flanges D mm 90 i i05 58 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 9 2 Used materials Electromagnetic flowmeter is made from materials which meet international standards and conventions Liner Hard rubber as standard Teflon PTFE Electrodes CrNi stainless steel 1 4571 as standard Hastelloy C276 Tantalum Sensor tube Stainless steel 1 4201 dimensions according to DIN 17457 Flange Steel 1 0402 or higher dimensions according to EN1092 DIN2501 BS 4504 ANSI B16 5 Sanitary DIN11851 flangeless wafer style Operation manual 59 Electromagnetic Flowmeter M910 M910E MEATEST 9 3 Flowrate versus diameter The choice of flowrate for an electromagnetic flowmeter depends on the diameter of the sensor The higher pipe diameter the higher flowrate can be measured A determining parameter for flowrates is maximum velocity of the liquid Maximum velocity is the speed where the flow of liquid inside pipe is still laminar In MAG 910 it is limited to 10m s with 125 overload Speed over 10 m s is usually too high for industrial applications Such diameter of pipe is usually selected where expected flowrate is between Qs and Q50 In the table bellow applicable flowrates for various diameters is displayed in units 1 s and m hr Flowm
37. A A A B AS B AS N A AS AS B4 A A3 A3 A3 A2 A3 A Al A A A2 A3 A N A5 Operation manual 73 Electromagnetic Flowmeter M910 M910E MEATEST Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Ammonium Bisulfate 100 A A A A A A Ammonium Bromide 5 Al Al Al B1 A5 B3 A2 Ammonium Carbamate 50 A A N N N B A Ammonium Carbonate 50 A A A N N B B A A2 Ammonium Carbonate Sat Al Al Al A3 A4 B1 B1 A3 A5 A3 Ammonium Chloride 50 Al Al Al A3 A4 N A3 A3 A2 A3 Ammonium Chloride Sat Al Al Al A A3 A4 N B1 Al A2 A3 Ammonium Dichromate 00 A Ammonium Flouride 0 Al Al Al A5 A4 B5 A3 N A B5 Ammonium Fluoride 25 Al Al Al A3 A5 N A3 N A A5 Ammonium Fluoride 00 A A A N B N A Ammonium Hydroxide 25 Al Al Al A5 A3 N A5 B1 Al A2 A5 Ammonium Nitrate 5 A A A N Al B A Al A Ammonium Nitrate 00 Al A2 Al N A3 A4 Al A3 Al Ammounium Perchlorate 00 A Al Al Ammonium Persulfate 00 Al Al Al N A3 A5 N N A5 A2 B5 Ammonium Phosphate 00 Al Al Al N A3 A4 N N A A A Ammonium Sulfate 40 Al Al Al N A3 A4 B1 B3 Al Al A3 Ammonium Sulfide 00 Al Al Al A4 B1 B5 Ammonium Thiocyanate 00 Al Al Al A3 B5 B3 B5 Amyl Acetate 00 Al Al Al N N N Al Al B1 A2 A3 Amyl Alcohol 00 Al Al Al N A4 A4 B1 B3 B1 A2 B4 Amyl Chloride 00 Al Al Al N N B4 A5 B1 A2 Aniline 00 Al A2 Al N N N Al B1 B3 Al A3 Aniline Hydrochlorid
38. A A A Glucose Corn Syrup 00 Al Al AS AS Bl A A A A Glycerin Glycerol 00 Al Al Al AS A3 A4 A3 Al BS A A3 Glycol 00 Al Al Al A4 A5 B5 Glycolic Acid 00 Al Al Al A3 Bl B3 B3 A3 Green Liquor 00 Al Al N A4 A4 B B A A A Heptane 00 Al Al Al A3 N Bl A3 B3 A2 B3 Hexane 00 Al Al Al AS AS N Al Al BS A2 A4 Hormaldehyde 00 A A N B A A Hydrazine 00 A Hydrazine Dihydroanioride 00 A Hydriodic Acid 00 A Hydrobromic Acid 50 Al Al Al N N A5 N B5 Al A2 A3 Hydrochloric Acid 5 A A N N A A2 Hydrochloric Acid 20 Al Al Al AS AS A4 N AS Al A2 N Hydrochloric Acid 40 Al Al Al AS A3 N AS Al A2 N Hydrocyanic Acid 10 Al Al Al N N AS B3 B A A2 B Hydrofluoric Acid 20 Al Al Al N A3 AS N B3 N A2 N Hydrofluoric Acid 35 Al Al Al N A3 AS N B3 N A2 N Hydrofluoric Acid 70 Al Al Al N A3 N N B3 N A2 N Hydrofluorosilicic Acid 3596 Al Al Al A4 AS B5 B5 N A N Hydrofluorosilicic Acid 00 A Hydrogen Cyanide 00 Al Al Al N AS AS AS B5 A Hydrogen Fluoride 00 Al Al N N AS Bl N B AS Hydrogen Peroxide 30 Al Al Al N N N Bl AS Bl A2 A3 Hydrogen Peroxide 50 Al A4 Al N N N Bl B5 Bl A2 A3 Hydrogen Peroxide 90 Al A4 Al N N N AS A3 Bl A2 B3 Hydrogen Sulfide 00 Al Al Al A3 N Bl AS Al AS Hydrogen Phosphide 00 Al A4 Al Hydroquinone 00 Al Al Al A3 AS Bl B3 B3 Al B3 Hydroxy Acetic Acid 35 Al Al B B A A Hydroxy Acetic Acid 70 Al Al B B A A Hypochlorous Acid 20 A A N B N A B Hypochlorous Acid 00 Al Al Al N N A4 N B5 Bl A2 B5 Iodine 00 Al A2 Al N N N Al Bl Al AS Idofor
39. A2 B3 Diisobutyl Ketone 00 A Diisobutylene 00 A Dimethylamine 00 Al AS Al N B5 A2 Dimethyl Aniline 00 Al Al Al N N A2 Dimethyl Formamide 00 Al Al Al A4 N Bl Dimethyl Phthalate 00 Al A3 Al N N AS Dimethyl Sulfate 00 A Dimethyl Sulfoxide 00 Al A3 Al Dioctyl Phthalate 00 Al A4 Al N N B5 A2 Diphenyl Ether 00 A Disulfide 00 p Dioxane 00 A Divinyl Benzene 00 A Dowtherm Diphenyl 00 Al A4 Al A3 N B3 B3 B3 B3 Dyes 00 A A N N A A A A A Pichlorhydrin 00 Al A4 Al N N Bl AS BS A2 Ethylamine 00 A Ethers 00 Al A3 Al N N A3 B3 B3 BS Ethyl Alcohol 00 Al Al Al Bl A2 A3 A3 Ethyl Acetate 00 Al A4 Al N N N Bl Bl B3 Al A3 Ethyl Acrylate 00 Al A3 Al N N B3 A3 B5 A2 Ethyl Chloroacetate 00 A Ethyl Chloride 00 Al Al Al N N Al B3 A3 Al A3 Ethyl Cyanoacetate 00 A Ethyl Acetoacetate 00 A Ethylene Bromide 00 Al Al Al N N A3 A3 BS B3 Ethylene Chloride 00 Al Al Al N N B2 B3 A3 Ethylene Chlorohydrin 00 Al A4 Al N N B3 B3 B3 B3 Ethylene Diamine 00 Al AS Al N AS Bl N BS A2 AS Ethylene Dichloride 00 Al Al N N Bl B2 A3 A2 B3 Ethylene Glycol 100 Al Al Al AS A4 A4 Bl Al AS A2 A3 Ethylene Oxide 00 Al A2 Al N N Bl AS AS A2 AS Esters 00 A Fatty Acids 00 Al Al Al A4 N Al Al Al Al A3 FerricChlorideS0 H2O 50 Al Al Al A4 A4 N B3 A3 A A3 Ferric Hydroxide 00 Al Al Al AS AS AS A3 AS B3 Ferric Nitrate 0 Al Al Al A3 A4 Bl AS B3 A2 AS Ferric Nitrate 00 Al A2 Ferric Sulfate 0 A A A3 A4 A2 A2 A2 Ferric Sulfate 00 Al Al Al A3 A4 N B A3 A A Ferrous
40. Al A2 A Calcium Chloride Sat Al Al Al AS A3 A4 B3 Al A2 A3 Calcium Hydroxide 25 Al Al Al AS A2 A3 B3 A4 Al AS A2 Calcium Hydroxide Sat Al Al Al A2 A3 B3 Al A2 A2 Calcium Hypochlorite Sat Al Al Al AS AS B5 Bl A2 A3 Calcium Nitrate 0 A A B B A A2 A Calcium Nitrate 00 Al Al Al AS A3 A4 Bl B3 BS A2 B3 Calcium Oxide 00 Al Al Al AS BS BS Calcium Sulfate 0 A A A N N A A A2 A Calcium Sulfate 00 Al Al Al N A4 A3 B3 Bl B3 A A3 Calcium Sulfide 00 A Cane Sugar Juice 00 A A N A A A A A A Caprylic Acid 00 Al A3 Al Bl Bl Bl B3 Carbon Dioxide Dry 00 Al Al Al AS A3 A4 Bl Al Bl Al AS Carbon Dioxide Wet 00 Al Al Al AS A3 A4 B3 B3 Al Al AS Carbon Disulfide Bisulfide 00 Al A4 Al N N Bl B3 AS A3 Carbon Slurry 00 N N A N A A A A A Carbon Tetrachloride 00 Al Al Al N N N Al AS Al A3 Carbonic Acid 00 Al Al Al AS A3 Bl AS Bl Al A3 Castor Oil 00 Al Al Al A4 A4 B4 AS Caustic Soda 50 A A A N N B N A B Cellosolve 00 Al Al Al N N Bl B3 B3 B3 Cheese 00 A A N N A A A A A Chloral Hydrate 00 Al A3 Al Chlorinated Brine 00 A Chlorinated Phenol 00 A Chlorine Liquid 00 Al A Al N N N AS Bl N Chlorine Dioxide 5 Al Al Al N N N A4 Al A3 Operation manual 75 Electromagnetic Flowmeter M910 M910E MEATEST Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Chlorine Dioxide 00 A A A N N N A N A Chlorine
41. Al Al Al Bl Tetrahydrofuran 00 Al A3 Al N N Bl AS B3 Tetramethyl Ammonium Hydroxide 50 Al A3 Al Thionyl Chloride 00 Al A3 Al N N N Bl Tin Chloride 00 Al Al A3 A4 B4 Bl AS Tin Tetrachloride 00 A Titanium Dioxide 00 A A A A A A A A A A Titamium Tetrachloride 00 Al A2 Al N N B5 B5 AS Al Toluene 00 Al Al Al N N N Al A3 Al A2 A3 Tomato Juice 00 Al A3 Al A3 Bl B5 AS Tributyl Phosphate 00 Al A4 Al N N B5 B5 Trichloroacetic Acid 00 Al A3 Al AS N N N B3 Bl N Trichlorethylene 00 Al Al Al N N N Bl A3 B3 A3 Trichloromethane 00 A Triethanolamine 00 Al A4 Al N A4 AS B5 B3 B3 Al Triethylamine 00 Al A2 Al B5 A3 Triethyl Phosphate 00 Triphenyl Phosphite 00 Trisodium Phosphate 00 Al Al Al AS A3 A4 B5 A Turpentine 00 Al Al Al N N N A3 B5 B5 Al B5 Urea 50 Al Al Al N A4 A4 B3 A3 Varsol 00 A Vinegar 00 Al A3 Al N A3 A4 B3 B5 AS AS Vinyl Acetate 00 Al Al Al AS A4 Al VinylChloride Monomer 100 A Al Water Pure 00 A Water Clean or Dirty 00 A A A A A A A A A Water Deionized 00 Water Fresh 00 A A A A A A A A A Water Salt 00 Al Al Al N A3 A4 Bl Al AS AS Water Sea 00 Al Al Al AS A3 Bl Al AS A3 Water Sewage 00 Al Al Al A4 B5 AS AS Wax 00 A White Liquor 00 Al Al N A4 N B5 B5 N A A Xylene 00 Al Al Al N N N B3 Al A3 Al A3 Zinc Acetate 00 A Zinc Chloride 20 A A A N A B3 B1 A2 A2 A3 Zinc Chloride 50 A A N N A A2 A3 Zinc Chloride 00 Al Al Al A4 A4 N B1 A3 A Zinc Hydrosulfite 0 A Zinc Sulfate Sat Al Al Al N A4 A4 A2 A2 A5 A2 A5
42. M910 M910E Electromagnetic flowmeter User s manual MEATEST MEATEST Electromagnetic flowmeter M910 M910E 1 Basic information 7 1 1 Basic features 7 1 2 Standards and approvals 7 1 3 Warranty 8 2 Preparing for start up 9 2 1 Inspecting contents of the package 9 2 2 Fuse replacement 9 2 3 Power supply 10 2 4 Power supply voltage selection M910E 115 230V version only 10 3 Installation Il 3 1 Sensor location 11 3 2 Electrical connection 15 3 2 1 Power supply 15 3 2 2 Electric connection between converter and sensor Remote version 16 3 3 Sensor grounding 17 3 4 Turning the display panel 17 4 Electronic unit description 18 4 1 Front panel display 18 4 2 Rear panel inputs outputs 19 4 3 Signal terminals 20 4 3 1 Current loop output 20 4 3 2 Frequency output 21 4 3 3 Impulse output 21 4 3 4 Status output M910 only 22 43 5 PLC digital input M910 only 22 4 3 6 Serial port RS485 M910 only 23 4 4 Serial port RS232 24 5 Operation 25 5 1 Main menu 25 5 1 1 Current Flowrate Total Volume 25 5 1 2 Positive Volume 25 5 1 3 Negative Volume 25 5 1 4 Auxiliary Volume 25 5 1 5 Maximum Flowrate Maximum Flowrate Time M910 only 25 5 1 6 Maximum Flowrate M910E only 25 5 1 7 Minimum Flowrate Minimum Flowrate Time M910 only 26 5 1 8 Minimum Flowrate M910E only 26 5 1 9 Datalogger M910 only 26 5 2 Setup menu 26 5 2 1 Input and outputs configuration 1 INPUT OUTPUT 27 5 2 1 1 Current l
43. Water Sat Al AS Al N A4 N A3 Bl A A3 Chloroacetic Acid 00 Al Al N N N N A4 Al A2 A3 Chloroacetic Acid 50 H20 50 Al A2 Al N N N B3 A3 A2 A3 Chlorobenzene Phenylchloride 00 Al A3 Al N N Bl Al Bl B3 Chlorobenzyl Chloride 00 A Chloroform 00 Al A2 Al N N N AS B3 A3 A2 A3 ChlorohydrateAluminum 100 A A N N A A Chlorohydrin 00 A Al Chlorohydroxide wet 00 Chlorophenol 5 Aqueous 00 Al Al Bl AS A2 Chlorosulfonic Acid 00 Al AS Al N N N A2 B3 Al A3 Chlorosulfuric Acid 00 A A N B A A Chromic Acid 30 Al A4 Al AS N Bl B3 Bl A2 A3 Chromic Acid 50 Al A4 Al AS N B4 B3 Al A2 A3 Chromic Acid 00 A A A N N N N A A2 B Chromic Chloride 00 A Chromium Fluoride 00 A A Chromium Sulfate 50 A A N N B B A A2 Chromium Sulfate 00 A A N B A A Chromyl Chloride 00 Al A3 Al B3 B3 B3 A2 BS Clorox Bleach Solution 5 5 Chlorine 100 Al A3 Al N N B5 Citric Acid 50 Al A3 Al N A A4 Bl A3 Al A2 A3 Clay Slurry 00 A A A A A A A A A Coal amp Water Slurry 00 N N A A N A A A A Coffee Extract 00 A A A A A A A A A Cola Syrup 00 A A A A A A A A A Copper Chloride 5 A A A A N B A N A Copper Chloride 00 Al Al Al A3 A4 N B3 Al N A3 Copper Cyanide 00 Al Al Al AS A4 A4 B3 A4 Bl A AS Copper Fluoride 00 Al Al Al A4 N N N A Copper Nitrate 50 A A A A B N A A A Copper Nitrate 00 Al Al Al A3 A3 Al B5 Bl A AS Copper Oxychloride 00 A A N N N A Copper Sulfate 40 A A A A B A A A2 A Copper Sulfate 70 A A A A B A A A B Copper Sulfate 00 Al Al Al A3 A4 Bl A3 Al A
44. agnesium Hydroxide 00 Al Al Al A3 A3 A2 A2 AS A AS Magnesium Nitrate 00 Al Al Al A3 A4 Bl AS B3 A AS Magnesium Sulfate 25 A A B N A A B Magnesium Sulfate 40 A A A B3 A4 A A Magnesium Sulfate 00 Al Al Al AS A3 A4 Bl A A4 A B3 Maleic Acid 00 Al Al Al AS N AS Bl B3 B3 A3 Maleic Anhydride 00 A Malic Acid 00 Al Al Al AS AS Al B3 B3 A3 Mercuric Chloride 60 A A N A N N A A A Mercuric Chloride 00 Al Al Al N A4 Bl Al A2 B3 Mercuric Cyanide 00 Al Al Al N A4 B5 B5 Bl AS Mercuric Nitrate 00 Al Al Al AS AS N Bl A2 Mercury 00 Al Al Al AS A3 A4 Al Al Bl N Al Methacrylic Acid 00 A Methane 00 Al Al Al A3 N Al A3 Bl A3 Methane Sulfonic Acid 50 Al A2 Al Methyl Alcohol 00 Al Al Al AS A3 A4 Bl Al Bl B3 Methyl Benzoate 00 A Methyl Bromide 00 Al Al Al N N Bl B3 Methyl Cellosolve 00 Al Al Al A3 Bl B5 Methyl Chloride 00 Al Al Al N N Al BS B3 A3 Methyl Chloroform 00 Al A4 Al N Methyl Chloromethyl Ether 00 A Methyl Cyanoacetate 00 A Methyl Ethyl Ketone 00 Al A2 Al N N N Bl B3 B3 B3 Methyl Methacrylate 00 Al A4 Al N N B5 B5 Methyl Salicylate 00 Al A3 Al N B5 Methyl Sulfuric Acid 00 Al A3 Al BS Al Methyl Isobutyl Ketone 00 Al Al Al N N Bl B3 B3 B3 Methyl Trichlorosilane 00 A Methylene Bromide 00 A Methylene Chloride 00 Al A3 Al N N N Bl A3 N A3 Methylene Iodide 00 A Milk 00 Al Al AS A3 AS Al AS Al A AS Mineral Oil 00 Al Al Al AS A3 N Bl Al AS Molasses 00 Al Al N A3 A4 Al AS AS A A Monochlorobenzene 00 Al A2 Al N N B5 B5 B4 B4 Mon
45. alue will be displayed as 0 00 This setting is valid for display and all outputs Following values are pre set Low flow cutoff standard factory setting L F Cutoff corresponds to the flowrate Q 2 see table 2 M910 Flowrates 34 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 5 2 2 7 Moving average time constant 2 7 TIMECONST Function enables you to change the time for moving average calculating after pressing ENTER key With UP and RIGHT key any value between 1 second and 20 seconds can be set To change the current valid value to the new value press the ENTER key ESC key discards changes Following values are pre set Time constant standard factory setting Timeconst 10 seconds 5 2 2 8 Time setting 2 8 TIME SET M910 only Function enables you to correct time of internal Real time clock after pressing ENTER key With UP and RIGHT key any time between 00 00 00 and 23 59 59 can be set To change the current valid value to the new value press the ENTER key ESC key discards changes Following values are pre set Time setting standard factory setting Time set Central European Time 5 2 2 9 Date setting 2 9 DATE SET M910 only Function enables you to correct date of internal Real time clock after pressing key ENTER key With UP and RIGHT key any date between 01 01 2000 and 31 12 2099 can be set To change the current valid val
46. an flow velocity when the field strength is constant Inside the electromagnetic flowmeter the fluid passes through a magnetic field applied perpendicular to the direction of flow An electric voltage is induced by the movement of the fluid which must have a minimum electrical conductivity This is proportional to the mean flow velocity and thus to the volume of flow The induced voltage signal is picked up by two electrodes which are in conductive contact with the fluid and transmitted to a signal converter for a standardized output signal This method of measurement offers the following advantages e No pressure loss through pipe constriction or protruding parts e Since the magnetic field passes through the entire flow area the signal represents a mean value over the pipe cross section therefore only relatively short straight inlet pipes x DN from the electrode axis are required upstream of the primary head e Onlythe tube liner and the electrodes are in contact with the fluid e Already the original signal produced is an electrical voltage which is an exact linear function of the mean flow velocity e Measurement is independent of the flow profile and other properties of the fluid The magnetic field of the primary head is generated by a square wave current fed from the signal converter to the field coils This field current alternates between positive and negative values Alternate positive and negative flowrate proportional signal v
47. and FVSO lt cr gt sets volume unit m3 If query FVS lt cr gt is sent flowmeter returns response in format 0 lt cr gt Operation manual 45 Electromagnetic Flowmeter M910 M910E MEATEST Flowrate resolution FFR lt CPD gt 0 1 2 3 4 Following resolution can be set 0 0 0 0 0 00 0 000 0 0000 BW NHN Re M910 confirms execution with string Ok lt cr gt Example Command FFR3 lt cr gt sets flowrate resolution 0 000 If query FFR lt cr gt is sent flowmeter returns response in format 3 lt cr gt Volume resolution FVR lt CPD gt 0 1 2 3 4 Following resolution can be set 0 0 0 0 0 00 0 000 0 0000 BW NR M910 confirms execution with string 0k lt cr gt Example Command FVR3 lt cr gt sets volume resolution 0 000 If query FVR lt cr gt is sent flowmeter returns response in format 3 lt cr gt Flowrate user unit FFU lt CPD gt Command sets text for flowrate user unit lt CPD gt It represents user units expressed as 5 ASCII characters M910 confirms execution with string Ok lt cr gt In case of query M910 returns set user unit Example Command FFU l m lt cr gt sets flowrate user unit l m After query FFU lt cr gt flowmeter returns string l m lt cr gt Volume user unit FVU lt CPD gt Command sets text for volume user unit lt CPD gt It represents user units expressed
48. ate 30 Al Al Al N N A3 B3 B5 A3 Potassium Bicarbonate 00 A A A B B A A Potassium Borate 00 Al Al Al A4 Potassium Bromate 00 Al Al Al A4 Potassium Bromide 30 Al Al Al A4 A4 Bl BS AS A3 Potassium Carbonate 50 Al Al Al A3 A4 A3 B3 Bl A2 A3 Potassium Chlorate Aqueous 30 Al Al Al AS Al B3 B5 A2 A3 Potassium Chloride 30 Al Al Al N A4 A4 Al Al A A3 Potassium Chloride 60 A A B N A A B Potassium Chloride 100 A A A N A N A A A A Potassium Chromate 30 Al Al Al AS Bl B3 B5 A3 Potassium Cyanide 30 Al Al Al A3 A4 B3 B3 AS A2 N Potassium Dichromate 30 Al Al Al N N N Al B3 Al A A3 Potassium Dichromate 60 A A N A A B A A2 A Potassium Ferricyanide 30 Al Al A2 N N AS N AS PotassiumFerrocyanide 30 Al Al Al A3 N N B3 N AS Potassium Fluoride 100 Al Al Al N B3 B5 N Potassium Hydroxide Caustic Potash 10 B A N N B N N Al A Potassium Hydroxide Caustic Potash 50 Al A3 Al A3 AS Bl Bl N Al A3 Potassium Hypochlorite 40 A A N N N B B A Potassium Hypochlorite 100 Al Al Al B5 B3 B3 80 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Potassium Nitrate 80 Al Al Al N A3 A4 B1 B3 B1 A A3 Potassium Nitrite 00 Al Al N N A A B3 Potassium Perborate 00 Al Al Al Potassium Perchlorate 00 Al A3 Al Bl Potassium Permanganate 0 Al Al Al AS N
49. but only in internal RAM memory and after switching the flowmeter off and on all settings will be lost You have to use WEP command to save these settings Example Command WEP cr record all settings in internal EEPROM 52 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Operation manual 53 Electromagnetic Flowmeter M910 M910E MEATEST 7 Error messages When any error occurs the flowmeter will display an error message Errors can arise because of e Incorrect control i e faulty connection to the flowmeter grounding etc Error 45 Excitation Err In case of any error the error message is displayed on the display for approx 1 second e Flowmeter failure After switching on an internal test of the hardware is performed If there were any error during the test the flowmeter would display the appropriate error message Types of errors and methods of troubleshooting if available are in following table 01 Current output Current loop is Connect the current output or switch the current output disconnected OFF if it is not used This message can be disabled in Setup menu Wrong password Wrong password for Use correct password M910 only setup calibration service menu was used 21 Not a number Non numerical value Write the appropriate number M910 only Value too low Entry value is to low Write the appropriate number bea eee 23 Value too high Entry value is to high Write t
50. carbonate Ammonium Bifluoride Ammonium Bifluoride Flowtube Liner Maximum PTFE ETFE PFA Teflon Tefzel Concentr 100 100 50 75 100 100 50 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0 00 00 00 00 00 100 20 00 00 Sat 00 00 Sat 00 Sat 00 00 00 50 00 50 00 Al Al Al Al Al Al Al Al Al Al Al gt gt Al Al Al Al Al Al Al Al Al Al A2 Al Al A2 A2 Al A4 A4 Al A4 A4 Al A A A4 Al A3 A3 Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Al Polyure ethane ZZ ZZZZZZ AS ZZ AS Neoprene A4 A4 AS 3 ZPrZaZ A3 A3 A3 A3 A3 A3 A3 Hard Rubber zzz ZZZZZZ AS AS AS AS A4 A4 A4 A4 A4 A4 316 SST Hastelloy C 276 B4 A4 B1 B3 A3 N Al Al A B1 Al B1 A3 Al A4 Bl B3 B4 B1 Al B3 B3 B3 B3 A3 A A Al B1 A5 B B B3 B4 N A N N B N B B N A N A3 N B B5 Al B5 B3 B N B3 B3 N N Al B1 B N B4 B5 N B B1 Electrode Material Tantalum B5 Al Al Al A5 A3 Al B5 B5 B5 B3 B3 B1 AS B5 B3 Al Al B3 Platinum Titanium 10 Iridium AS Al A Al A Al A A A2 AI A A3 A3 B3 A2 B5 A2 A2 B3 Al A A A2 B3 A2 A A A A3 A A
51. d 7 internally connected Status output can be programmed in one of the following modes a Off output is not active off state b On Pos output is off in case of negative flow and made in case of positive flow c On Neg output is off in case of positive flow and made in case of negative flow d OnIn output is on when flowrate 1s higher than PF1 and lower than PF2 otherwise it is off e OnOut output is off when flowrate is higher than PF1 and lower than PF2 otherwise it is on f Dose On output is on when programmed dose is counting otherwise it is off g Dose Off output is off when programmed dose is counting otherwise it is on h On gt F1 output is on when flowrate is higher than PF1 otherwise it is off i On lt F1 output is on when flowrate is lower than PF1 otherwise it is off If setting of flow limit is chosen hysteresis H can be set too Hysteresis is a tolerance field on one side of flow limits PF1 and PF2 The output status changes indicates crossing over pre set limit when the immediate flowrate crosses over the value PF2 or goes below limit PF1 The output status comes back to the default status when the immediate flowrate decreases under the value PF2 H or increases over limit PF1 H again Mode d with non zero hysteresis Mode e with non zero hysteresis OFF ON m D PF4 PF1 H PF2 H PF2 30 Operation manual MEATEST Electromagnetic flowmeter M910 M910E OFF seen gt
52. e 00 Al A2 Al N N N N B3 A2 A3 Anthraquinone 00 Al Al Al B3 B3 A2 Anthraquinone Sul fonic Acid 00 Al Al Al B5 B3 Antimony Pentoxide 00 A A N N A A Antimony Trichloride 00 Al A3 Al A4 N B3 B3 A2 B5 Aqua Regia 00 Al A3 Al N N N N N Al N A5 Arsenic Acid 00 Al Al Al A3 A4 B1 B3 A2 Arsenous Acid 00 A A N N A A Asphalt Emulsions 00 Al Al N AS Barium Acetate 00 A A N N A A Barium Carbonate Sat Al Al Al A4 A3 B5 B1 B5 A A5 Barium Chloride Sat Al Al Al A3 A5 B3 A3 A2 Barium Hydroxide 50 A A A A A B A A2 Barium Hydroxide Sat Al Al Al A3 A4 B1 B1 B1 A2 A3 Barium Sulfate 00 Al Al Al A A4 A3 B3 N B3 A A3 Barium Sulfide 00 Al Al Al A4 A4 B3 N B5 A4 B5 Battery Acid 00 A Bauxite Slurry 00 B B A B N A A A A Beer 00 Al Al Al N AS AS AI AS AS A B5 Benzaldehyde 00 Al A3 Al B1 B3 B3 A2 B5 Benzene 00 B1 A3 B1 B1 B3 A2 A2 A2 Benzene Sulfonic Acid 00 Al A3 Al N B3 B3 A2 B3 Benzoic Acid 0096 Al Al Al N A3 A4 B1 A3 A2 Al Benzonitrile 00 Al A3 Al Al A2 Al Benzoyl Chloride 00 Al A4 Al N AS Al A2 Benzyl Alcohol 00 Al Al Al N N Al B3 B3 A2 B3 Benzyl Chloride 00 Al Al Al N N B3 B2 Al Bismuth Carbonate 00 Al Al Al BS Black Liquor 00 Al Al Al N A3 AS B5 C1 N A B 74 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Bleach Active Ch
53. e 30 Al A2 Al AS A3 A4 A4 B3 N A A3 Sodium Hydroxide 40 A A B A N A A Sodium Hydroxide 50 Al A2 Al AS A3 A4 A4 A3 N A AS Sodium Hypochlorite Conc Al Al Al N N AS Bl Sodium Hypochlorite 5 A A N B B A2 B Sodium Hypochlorite 20 Al Al Al N N AS N N Bl A2 B3 Sodium Hypochlorite 25 Al Al N B B A2 B Sodium Hyposulfite 5 Al Al Al N AS AS Sodium Iodide 00 Al Al Al A4 BS Sodium Lignosulfonate 00 A Sodium Metasilicate 00 A Sodium Methane 00 A A Sodium Nitrate 40 A A N A A A A2 A Sodium Nitrate 50 A A N B A A2 A Sodium Nitrate 00 Al Al Al AS A3 A4 N Bl A2 AS Sodium Nitrite 40 A A B2 B2 A A A Sodium Nitrite 00 Al Al Al A4 N N B3 A A3 Sodium Perborate 0 Al A3 Al A3 A4 Bl B3 Sodium Perchlorate 00 A A2 Sodium Peroxide 0 Al Al Al A3 A4 Bl B3 A2 Sodium Persulfate 00 A Sodium Phosphate Mono Basic 00 A A A N A B A AS A2 A2 Sodium Phosphate Tri Basic 00 Al Al Al A A4 A4 B3 B3 B2 A2 B3 Sodium Silicate 00 Al Al Al A3 A3 Bl B3 Bl A2 A3 Sodium Silicofluoride 00 Sodium Sulfate 20 A A B Al A2 A2 Sodium Sulfate 30 A A N A B B A A2 B Sodium Sulfate 00 Al Al Al AS A3 A4 Al B3 Sodium Sulfide 0 Al Al Al A3 A4 B2 B2 B2 A2 B2 Sodium Sulfide 50 Al Al Al A3 A4 B3 B3 A2 Sodium Sulfide 00 A A A N N N A Sodium Sulfite 0 Al Al Al A3 A4 A3 N A2 Sodium Sulfite 30 A A B N A A2 A Sodium Sulfite 00 A A A N B N A A A Sodium Tetraboric Acid 100 A A B B A A Sodium Thiosulfate Hypo 00 Al Al Al AS A3 A4 Bl B5 A2 Sorbic Acid 00 A Sour Crude Oil
54. e Electronic Transmitter can be integral or remote e Spare fuse e Operating manual e Calibration certificate e Special wrench for opening the housing covers e Magnet for control without opening the housing e Software Flow910 e RS232 cable The flowmeter is delivered ready for use after connecting to the power supply Please check that it has been correctly installed according to chapter Installation Only a power supply with the appropriate voltage and frequency should be used The flowmeter can be supplied with either 230 115V 50 60Hz or 24V 12V 48V DC AC power supply see ordering information in chapter Power supply 2 2 Fuse replacement A mains fuse is located behind the back cover The fuse must only be exchanged by a competent person Procedure is as follows e Disconnect the power supply from the flowmeter e Unscrew the back cover using the special wrench standard part of delivery e The fuse holder is located behind the back cover Remove the fuse Replace it with new fuse with the same rating e Screw on the back cover Fuse holder e Reconnect the power supply Note Operation manual 9 Electromagnetic Flowmeter M910 M910E MEATEST e T3l5mA fuse is used for 115 230 V version e 1A fuse is used for 24 and 48 V DC AC versions e 2A fuse is used for 12 V DC 2 3 Power supply From a power supply point of view the flowmeter is delivered in four basic versions e 115 230V 10 15
55. e represents flowrate for frequency 1000 Hz and can be set independently to the nominal diameter of the sensor QF value can be changed after selecting modes b c or d Fixed frequency value can be changed after selecting mode m Following values are pre set Frequency output standard factory setting Mode Positive flowrate QF flowrate corresponds to the required nominal flowrate Qn PFI limit corresponds to the required nominal flowrate Qy PF2 limit corresponds to the required nominal flowrate Qy H hysteresis corresponds to the required nominal flowrate Qy 10 Parameters PF1 PF2 and H are common for frequency impulse and status mode 5 2 1 3 Impulse output 1 3 OUTPUT P Impulse output is formed by a galvanically isolated transistor NPN switch Voltage drop on the switch is 1 V in the made mode Maximum switched voltage is 50 V Maximum switched current should not exceed 100 mA Positive output is on terminal 6 negative output is on terminal 5 and 7 internally connected 28 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Width of the impulse can be set Maximum frequency of impulse output is limited by the impulse width For the shortest impulse 10 ms is maximal frequency 50 Hz Impulse output can be programmed in one of the following modes a Off output is not active off state b Pos Flow impulse is generated when total volume QP of liquid has flowed in a positive directi
56. egative flow and made in case of positive flow f On Neg output is off in case of positive flow and made in case of negative flow g OnIn output is on when flowrate is higher than PF1 and lower than PF2 otherwise it is off h On Out output is off when flowrate is higher than PF1 and lower than PF2 otherwise it is on i Dose On output is on when programmed dose is counting otherwise it is off j Dose Off output is off when programmed dose is counting otherwise it is on k On lt F2 output is on when flowrate is lower than PF2 otherwise it is off On gt F2 output is on when flowrate is higher than PF2 otherwise it is off m Fixed frequency output is adjusted to fixed value 10 12000 Hz If setting the flow limit is chosen hysteresis H can be set too Hysteresis is a tolerance field on one side of flow limits PF1 and PF2 The output status changes indicates crossing over the pre set limit when the immediate flowrate crosses over the value PF2 or goes below limit PF1 The output status comes back to the default status when the immediate flowrate decreases under the value PF2 H or increases over limit PF1 H again Mode g with non zero hysteresis Mode h with non zero hysteresis OFF ON acc hini gt ee PF1 PF1 H PF2 H PF2 OFF lt 4 34 Mode k with non zero hysteresis ON PF2 H PF2 OFF I Mode 1 with non zero hysteresis ON i lt PF2 H PF2 QF valu
57. eneral supply conditions all material and manufacturing faults are covered by that It is up to us whether the warranty obligation includes a repair free of charge or corresponding replacement Place of the warranty obligation is Czech Republic Further claims on compensation especially for loss of production or resultant of damages are strictly excluded Any defects caused by improper use are absolutely not included in the warranty Excluded from warranty are also expendable items as i e accumulators batteries pushbuttons after attained life time ribbons etc In case of a warranty claim the user is asked to give detailed description of the defect and also of the application for which you use the product This information is important in order to avoid time and cost extensive tests and for the eventual achievement of warranty claims from our suppliers and sub suppliers For the item or instrument returned after the expired warranty time repair or replacement on warranty can only be accepted if manufacturer has been informed in time that a warranty case has occurred Warranty period for all types of electromagnetic flowmeter is 24 months The flowmeter should only be used according to the instructions described in this operating manual 8 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 2 Preparing for start up 2 1 Inspecting contents of the package Basic package includes the following items e Flanged sensor
58. et Limit PF1 is displayed in the same format as the flowrate To change the current valid value to the new value press the ENTER key ESC key discards changes Following values are pre set Low flowrate limit standard factory setting PFI limit corresponds to the required nominal flowrate Qy Operation manual 31 Electromagnetic Flowmeter M910 M910E MEATEST 5 2 1 8 High flowrate limit 1 8 LIMIT PF2 Function enables you to set high flowrate limit for some functions of digital outputs after pressing key ENTER See Frequency output Impulse output and Status output With the UP and RIGHT keys any value between Qyax flowrate can be set Limit PF2 is displayed in the same format as the flowrate To change the current valid value to the new value press the ENTER key ESC key discards changes Following values are pre set High flowrate limit standard factory setting PF2 limit corresponds to the required nominal flowrate Qn 5 2 1 9 Hysteresis of flowrate limits 1 9 HYSTERESIS Function enables you to set hysteresis of limit values for some functions of digital outputs after pressing key ENTER See Frequency output Impulse output and Status output With the UP and RIGHT keys any value between Quax flowrate can be set Hysteresis is displayed in the same format as the flowrate To change the current valid value to the new value press t
59. eter to intense vibration 6 2 Periodical maintenance The flowmeter does not require any special maintenance Dependent on the media being measured it is recommended that approx once a year remove the sensor from the pipe and clean the liner Method of cleaning consists of removing mechanical dirt and any non conductive coating like oil film from the liner A very dirty liner could cause inaccuracy of the measurement Check mechanical state of the liner 8 3 What to do in case of failure If an obvious failure occurs during the operation e g the display is not lit the flowmeter must be switched off immediately First check the fuse located under the electronic board cover e Turn off the power to the flowmeter e Remove the cover from the transmitter e The fuse holder is located behind the power supply terminals Remove the fuse Replace it with a new fuse of the same rating if necessary e Replace the cover e Connect power supply again If an obvious fault is evident e g a measurement range or an operating mode is not functional the user cannot correct the fault Hidden faults can cause different symptoms Usually they cause instability of some parameters Hidden defects can be caused by unacceptable distortion degraded insulation etc In this case contact Distributor The flowmeter can have hidden defects when correct operation rules are not applied In this case the fault can be caused by wrong installation Most
60. even if a partial loss of data occurs as a result of e g high level electrostatic discharge or a noisy power supply Internal CPU provides all functions usually built in electronic flow meters incl low flow rate correction frequency response setting bandwidth of sensitivity setting at low flow rates etc Outputs Flowmeter M 910 is equipped with 6 standard isolated outputs 4 to 20mA either active or passive frequency output impulse output status relays output RS485 and RS232 output User can configure these outputs Status and RS485 outputs are not available for M910E Power supply Both versions of the standard 115V 230V power supply and 24V DC AC power supply are available 1 2 Standards and approvals Electromagnetic flowmeter is conformed to requirements for bearing CE mark e Electromagnetic flowmeter electronic unit both remote and compact version meet safety requirements according to standard EN 61010 1 including amendment A2 e Electromagnetic flowmeter electronic unit both remote and compact version meets EMC requirements according to standard EN 61000 3 EN 61000 4 EN 61000 6 e Pipe with sensor meets requirements of Pressure Equipment Directive 97 23 EC e Both the pipe and electronic unit meet the requirements of degree of protection provided by enclosure level IP67 according to EN 60529 IEC 529 Operation manual 7 Electromagnetic Flowmeter M910 M910E MEATEST 1 3 Warranty Within the manufacturers g
61. flowmeter returns string 100 lt cr gt Fixed current SFC lt DNPD gt Command sets fixed current in range between 4 mA and 20 mA Current output must be set to Fixed mode lt DNPD gt It represents current for Current output in mA M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in mA Example Command SFC10 lt cr gt sets current output to 10 mA it must be set to Fixed current mode After query SFC lt cr gt flowmeter returns string 10 000000 lt cr gt Fixed frequency SFF lt DNPD gt Command sets fixed for frequency in range between 10 Hz and 12 kHz Frequency output must be set to Fixed mode lt DNPD gt It represents frequency for Frequency output in Hz M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in Hz Example Command SFF1000 lt cr gt sets frequency output to 1000 Hz it must be set to Fixed frequency mode After query SFF lt cr gt flowmeter returns string 1000 000000 lt cr gt Low limit value SF1 lt DNPD gt Command sets low limit value PF1 lt DNPD gt It represents flowrate for low limit value PF1 in actual unit M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in actual unit Example Command SF1 10 5 lt cr gt sets low limit value to 210 5 After query SF1 lt cr gt fl
62. h Voltage drop on the switch is 1 V in the made status Maximum switched voltage is 50 V Maximum switched current should not exceed 100 mA Positive output is on terminal 4 negative output is on terminals 5 and 7 internally connected Frequency range of the output is from 10 Hz to 12 kHz Example of the frequency output connection Passive frequency output connection Active frequency output connection For more information about frequency output see chapter Input and outputs configuration Note 1 Frequency impulse and status outputs are galvanically connected to each other and galvanically isolated from other electronic circuits Note 2 Active frequency output uses the power supply of the current output Total current take off from this power supply terminal nr 1 must be less than 40 mA Active frequency output is galvanically connected to current output 4 3 5 Impulse output The impulse output is formed by a galvanically isolated transistor NPN switch Voltage drop on the switch is 1 V in the made mode Maximum switched voltage is 50 V Maximum switched current should not exceed 100 mA Positive output is on terminal 6 negative output is on terminals 5 and 7 internally connected Width of the impulse can be set Maximum frequency of impulse output is limited by impulse width Maximum frequency is 50 Hz for the shortest impulse 10 ms Example of impulse output connection Passive impulse output co
63. he ENTER key ESC key discards changes Following values are pre set Hysteresis standard factory setting H limit corresponds to the required nominal flowrate Qy 10 5 2 1 10 RS485 baud rate 1 A RS485 B R M910 only Function enables you to set parameter baud rate of RS485 interface after pressing ENTER key With the UP key any value from the row 4800 9600 or 19200 Bd can be set To change the current valid value to the new value press the ENTER key ESC key discards changes Following values are pre set Baud rate standard factory setting Baud Rate 9600 Bd 5 2 1 11 RS485 address 1 B RS485 ADDR M910 only Function enables to set parameter address of RS485 interface after pressing ENTER key With the UP and RIGHT keys any value between 0 and 255 can be set To change the current valid value to the new value press the ENTER key ESC key discards changes Following values are pre set Baud rate standard factory setting ADDR 00 Note RS485 address is important in case of connecting more flowmeters to common RS485 bus Each flowmeter has its own RS485 address The connected computer can control communication between these flowmeters using theirs addresses Communication will be excluded in case of two equal addresses 5 2 2 Flowmeter configuration 2 FLOWMETER 32 Operation manual MEATEST Electromagnetic flowmeter M910 M910E For flowmeter parameter
64. he appropriate number pom e eee 24 Wrong format Bad date or time format Write regular date or time format Pena ee eee 25 Datalogger empty No records in Datalogger is switched OFF or records have been cleared Wrong Cal Point There are 2 or more Correct calibration constant values or reduce number of M910 only calibration constants calibration points with the same nominal value 31 RS232 Frame Err Valid stop bit missing Communication format RS232 is wrong Check the Baud rate 1200 Bd 45 Excitation Err Excitation coils error Excitation is not working properly Contact service department Empty pipe No liquid in pipe Fill the pipe with liquid 54 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 8 Maintenance The inductive flowmeter is an electronic device with circuits protected with built in electronic fuses These protect the instrument against damage caused by the user 8 1 Advice for correct operation The following principles should be consider during installation e If there is a noisy power supply voltage especially peaks generated usually by motors etc use an external power supply filter between the flowmeter and power supply e Protect the flowmeter and the internal lining of the sensor pipe from mechanical damage especially during installation or cleaning e Protect the flowmeter from direct sunlight Fit a sunshade if necessary e Do not expose the flowm
65. ication is 01 Flowmeter answers are prefix in form gt 00 for flowmeter 0 gt 01 for flowmeter 1 etc Syntax description lt DNPD gt Decimal Numeric Program Data this format is used to express decimal number with or without the exponent lt CPD gt Character Program Data Usually it represents a group of alternative character parameters e g 0 1 2 3 A flag indicating a request for the value of the parameter specified by the command No other parameter than the question mark can be used A flag indicating a request for the parameter specified by the command This command permits a value to be set as well as requested lt cr gt carriage return ASCII code 13 This code executes the command or query 40 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 6 4 Command list Device identification IDN Response contains flowmeters model type number Example RS232 If query IDN lt cr gt is sent flowmeter returns response in format M910 Vxxxx lt cr gt in case of M910 Example RS485 If query 00IDN lt cr gt is sent flowmeter returns response in format gt 00M910 Vxxxx lt cr gt Current output mode setting SCM lt CPD gt 0 1 2 3 4 Following modes can be set e 0 Off e Pos Flow e 2 Neg Flow e 3 Abs Flow e 4 Bip Flow e 5 Fixed M910 confirms execution with string 0k lt cr gt Example Command SCM1 lt cr gt sets mode
66. id up to 99 9999 or 99 9999 displayed value For higher values the resolution reduced 999 999 Following values are pre set Flowrate resolution standard factory setting Resolution 0 0000 for Q100 lt 3 0000 0 000 for 3 000 lt Q100 lt 30 000 0 00 for 30 00 Qi00 lt 300 00 0 0 for 300 0 lt Qi00 lt 3000 0 0 for Q100 gt 3000 0 5 2 2 3 Volume units 2 3 VOLUME UNIT Function enables to set volume units after pressing the ENTER key With the UP key any item from the list m3 I US G and user can be set To change the current valid unit to the selected unit press the ENTER key ESC key discards changes Available units m3 cubic metres 1 litres US G US gallons user user defined unit factory set is l litres user defined unit can be changed by computer only Operation manual 33 Electromagnetic Flowmeter M910 M910E MEATEST Following values are pre set Volume units standard factory setting Volume units m3 User l 5 2 2 4 Volume resolution 2 4 VOL RESOL Function enables to set volume resolution after pressing the ENTER key With the UP key any item from the list 0 0 0 0 00 0 000 and 0 0000 can be set To change the current valid resolution to the selected resolution press the ENTER key ESC key discards changes Available resolution 0 without decimal digits 0 0 max decimal digit 0
67. imum Flaurate d E 5 1 9 Datalogger M910 only Datalaaser 5 Number of samples stored in datalogger and percentage Caples 723 used Individual samples value can be read after pushing RIGHT key In this submenu samples are read n 28 42 86 63 2683 F 126 63 m3h E ntially Next sample Flowrate with Date and Time is displayed after pushing UP key Sequential reading submenu is left after pushing RIGHT key or after displaying all values After pushing UP key Current Flowrate Total Volume is displayed Datalogger capacity is more than 10000 samples typical 15000 samples These formats are changed pushing key UP or by short activating of the magnet 5 2 Setup menu Note For version M910E is the Setup menu accessible only using the computer and software Flow910 In this menu the flowmeter parameters measuring output communication etc can be changed Access to the Setup menu is enabled after pushing the ENTER key from the Main menu Note The keyboard is accessible after unscrewing the cover of the electronic unit using the special wrench which is standard part of delivery Enter Password aic Correct password must be entered before entering Setup menu Without correct password the access to the Setup menu is refused Default factory set password is 00000 Return to the Main menu is possible after Setur Menu 1 IHPLT OLITPLIT pushing the ESC key 26 O
68. is selected by user in range between Quax for maximum flowrates see table 1 M910 flowrates It is expressed in flowrate units To this nominal value is attached a calibration constant Calibration constant doesn t have a unit In the calibration process you change this calibration constant to reach similarity between standard flowmeter and the calibrated flowmeter Higher calibration constant means lower displayed value Calibration constants must be different In the case of two equal calibration constants the measured values could be wrong 5 2 4 1 Number of Calibration Points 4 1 NR OF CALP Function enables you to enter a new number of calibration points after pressing the ENTER key With the UP and RIGHT keys any number in range between 2 and 4 can be set To change the current valid number to the new number press the ENTER key ESC key discards changes Note Standard number of calibration points is 2 More calibration points are used for special applications when higher accuracy is expected negative flowrate low flowrates etc Following values are pre set Number of Calibration Points standard factory setting NR OF CALP 2 5 2 4 2 Calibration point 1 4 2 CAL POINT 1 Function enables you to change nominal and calibration value of Calibration point 1 after pressing the ENTER key With the UP and RIGHT keys any value in the range of real flowrates can be set To change
69. ith string Ok lt cr gt Example Command FISO lt cr gt switches self test Off If query FIS lt cr gt is sent flowmeter returns response in format 0 lt cr gt Current loop test FCE lt CPD gt 0 1 Internal current loop test can be switched e 0 Off e 1 On M910 confirms current loop test state with string Ok lt cr gt Example Command FCE0 lt cr gt switches current loop test Off If query FCE lt cr gt is sent flowmeter returns response in format 0 lt cr gt Time FTM lt CPD gt HH MM SS Command sets new time for internal Real Time Clock lt CPD gt It represents new time in format HH MM SS Any value in range between 00 00 00 and 23 59 59 can be set M910 confirms execution with string Ok lt cr gt In case of query M910 returns real time Example Command FTM14 25 00 lt cr gt sets new time 2 25 00 pm After query FTM lt cr gt flowmeter returns 14 25 00 lt cr gt 48 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Date FDT lt CPD gt DD MM YYYY Command sets new date for internal Real Time Clock lt CPD gt It represents new date in format DD MM YYYY Any value in range between 01 01 2000 and 31 12 2099 can be set M910 confirms execution with string 0k lt cr gt In case of query M910 returns real date Example Command FDT05 03 2002 lt cr gt sets new date March 5 2002 After query FDT
70. l lines RS232 and RS485 RS232 connector is located behind the front panel RS485 terminals are behind the back panel For the remote control to work properly bus parameters must be set in the setup menu Address and baud rate are important for RS485 bus Communication parameters are fixed for RS232 bus 6 1 RS485 bus properties M910 only To transfer the data using RS485 bus 8N1 data format is used i e each data word includes 8 bits no parity and one stop bit The communication speed can be set using the system menu Available values 4800 9600 and 19200 Bd Each flowmeter has it s own RS485 address Range of these addresses is from 0 to 255 6 2 RS232 bus properties To transfer the data using RS232 bus 8N1 data format is used i e each data word includes 8 bits no parity and one stop bit Communication speed 1200 Bd is fixed 6 3 Command syntax Communication between flowmeter and computer consists of a flow of periodically alternating commands type command response or query response Command is always a text followed by parameter and ended by control sign cr Response is always ended with control sign cr Commands described in this chapter can be issued through both buses RS485 and RS232 The only difference is that before all commands for RS485 bus is identification in form 00 Where is the command prefix and 00 is flowmeters address 0 in hexadecimal form For flowmeter with address it s identif
71. lorine 12 5 00 Al A3 Al N AS AS N A4 Borax 00 Al Al Al A A3 A4 Al AS N A B3 Boric Acid 00 Al Al Al A3 A4 Bl Al Al A A3 Boron Fluoride 00 A A N N N A N Brine Acid 00 Al Al Al A4 A3 N A4 A A A Bromic Acid 00 Al Al Al AS BS A2 Bromine Liquid 00 Al Al Al N Al Bromobenzene 00 Al A3 Al N Al A2 A3 Bromoform 00 A m Bromotoluene 00 A Butadiene Butylene 00 Al A2 Al N AS N Bl B3 B5 Butane 00 Al Al Al AS N N Bl B2 AS A2 AS Butanediol 00 A Al A2 Al Butyl Acetate 00 Al A2 Al N N Bl Bl BS A2 A3 Butyl Acrylate 00 A Butyl Alchol 00 Al Al Al A3 A4 Al B3 BS B3 Butyl Alcohol Secondary100 Al Al Al B5 B5 B5 B3 Butyl Alcohol Tertiary 00 Al Al Al BS BS B5 B3 n Butylamine 00 Al AS Al Bl B3 B3 sec Butylamine 00 A tert Butylamine 00 A di n Butyl Amine 00 A tri n Butyl Amine 00 A Butyl Amine 00 Butyl Bromide 00 Al Al Al Butyl Chloride 00 Al Al Al N BS BS B3 A2 BS Butyl Ether 00 Al A3 Al AS Butyl Phenol 00 Al A2 Al N Al B3 B2 A2 Butyl Phthalate 00 Al A4 Al B3 B3 B3 B3 Butylene Butadiene 00 Al Al Al N A4 N Bl B5 Butyraldehyde 00 A A A2 A2 Butyric Acid 00 Al Al Al N N Bl Al Bl A2 A3 n Butyl Mercaptan 00 Al Al Al B3 Bl Cadmium Chloride 00 A A N N A2 A2 Calcium Bisulfate 00 Al Al Al B3 N Al A Calcium Bisulfite 00 Al Al AS Bl BS AS AS A3 Calcium Carbonate 00 Al Al Al A AS A3 B3 B3 A2 A2 A2 Calcium Chlorate 30 A A N A B4 B3 B3 A2 B4 Calcium Chlorate 00 Al Al Al A3 A4 B3 B3 B3 A2 B4 Calcium Chloride 50 A A A A A N A
72. m 00 Al A2 Al Al N B3 A2 B2 Iron Chloride 00 A A N B N A Iron Nitrate 00 A A N B A A Iron Sulfate 00 A A N B A A A Isobutyl Alcohol 00 A Isopropylamine 00 A Jet Fuels JP4 00 Al A2 Al N N N Bl AS AS Jet Fuels JP5 00 Al A2 Al N N N Bl AS AS Kerosene 00 Al Al Al N A3 N Bl B2 BS AS Ketones 00 Al Al Al N Bl AS AS Kraft Liquor 00 Al Al AS AS AS Lactic Acid 00 Al Al Al AS AS Bl B2 Al A2 Al Lard Oil 00 Al Al Al N N B5 AS AS Latex 00 A A N N A A A A A Lauric Acid 00 Al Al Al BS B5 A2 Lauryl Chloride 00 Al Al Al Lauryl Sulfate 00 A Lead Acetate 00 Al Al Al A3 AS B3 B3 B3 A2 A3 Lead Nitrate 00 Al AS Al A3 A3 BS B3 A A2 Lime Slurry 00 A A A A A A A A A Linoleic Acid 00 Al Al Al N N Bl Bl Bl B3 Linseed Oil 00 Al Al Al A3 N BS BS B3 AS Lithium Bromide 00 Al Al Al A3 Bl Lithium Chloride 30 Al AS Al N A3 A3 A A3 Lithium Chloride 00 A A N A A A A Lithium Hydroxide 0 Al Al Al B3 B3 B3 Lubricating Oil 00 Al Al Al A3 N B4 AS M Cresol crude 00 Magnesium Bisulfate 00 A A B B Magnesium Carbonate 0 A A B B A 78 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Magnesium Carbonate 00 Al Al Al A3 A3 B3 B3 A 5 Magnesium Chloride 42 Al Al Al AS A2 A4 B2 Al Al A Al Magnesium Chloride 00 Al Al Al AS A3 A4 Al M
73. n zero hysteresis Mode 1 with non zero hysteresis QP value represents volume for impulse and can be set independently to the nominal diameter of sensor QP value can be changed after selecting modes b c or d Following values are pre set Impulse output standard factory setting Operation manual 29 Electromagnetic Flowmeter M910 M910E MEATEST Mode Positive flowrate QP 1m PF1 limit corresponds to the required nominal flowrate Qy PF2 limit corresponds to the required nominal flowrate Qu H hysteresis corresponds to the required nominal flowrate Qy 10 Parameters PF1 PF2 and H are common for frequency impulse and status mode 5 2 1 4 Pulse width 1 4 PULSE WIDTH Function enables to change the pulse width of Impulse Output in milliseconds after pressing key ENTER With keys UP and RIGHT any value between 10 millisecond and 2500 milliseconds can be set To change the currently valid value to the new value press the key ENTER Key ESC discards changes Note Pulse width can be set with 10 ms resolution values 10 20 30 Following values are pre set Pulse width standard factory setting Pulse width 100 milliseconds 5 2 1 5 Status output 1 5 OUTPUT S M910 only Status output is formed by relays Maximum switched voltage is 100 V Maximum switched current should not exceed 500 mA First output is on terminal 8 second output is on terminals 5 an
74. ng 0k lt cr gt Example Command sSSM1 lt cr gt sets mode On for positive flowrate for status output If query SSM lt cr gt is sent flowmeter returns response in format 1 lt cr gt Digital input mode setting SIM lt CPD gt 0 1 2 Following modes can be set 0 Off e 1 Dose e 2 Clr Vol M910 confirms execution with string 0k lt cr gt 42 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Example Command SIM1 lt cr gt sets mode Dose for digital input If query SIM lt cr gt is sent flowmeter returns response in format l lt cr gt Current output constant QI SCO lt DNPD gt Command sets constant QI which represents flowrate value for current 20 mA lt DNPD gt It represents required flowrate in actual units M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in actual units Example Command SCO10 5 lt cr gt sets value QI to 10 5 in actual units After query SCO lt cr gt flowmeter returns string 10 500000 lt cr gt Frequency output constant OF SFO lt DNPD gt Command sets constant QF which represents flowrate value for frequency 1000 Hz lt DNPD gt It represents required flowrate in actual units M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in actual units Example Command SFO10 5 lt cr gt sets value QF to 10
75. nnection Active impulse output connection For more information about impulse output see chapter Input and outputs configuration Note 1 Frequency impulse and status outputs are galvanically connected to each other and galvanically isolated from other electronic circuits Operation manual 21 Electromagnetic Flowmeter M910 M910E MEATEST Note 2 Active impulse output uses the power supply of the current output Total current take off from this power supply terminal nr 1 must be less than 40 mA Active impulse output is galvanically connected to current output 4 3 4 Status output M910 only Status output is formed by relays Maximum switched voltage is 100 V Maximum switched current should not exceed 500 mA First output is on terminal 8 second output is on terminal 5 and 7 internally connected Example of status output connection Passive status output connection Active status output connection For more information about status output see chapter Input and outputs configuration Note 1 Frequency impulse and status outputs are galvanically connected to each other and galvanically isolated from other electronic circuits Note 2 Active status output uses the power supply of the current output Total current take off from this power supply terminal nr 1 must be less than 40 mA Active status output is galvanically connected to the current output 4 3 5 PLC digital input M910 only The digital i
76. not resistant Electrode Compatibility from table 316 SST corrosion rate of less than 0 020 in per year up to 176 F 80 C Hastelloy C 276 corrosion rate of less than 0 0020 in per year up to 68 F 20 C Tantalum corrosion rate of less than 0 020 in per year up to 248 F 120 C Platinum 10 Iridium corrosion rate of less than 0 0020 in per year up to 248 F 120 C Titanium corrosion rate of greater than 0 050 in per year not recommended The proper material selection would be a Teflon or Tefzel liner with platinum 10 Iridium electrodes 72 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Process Liquid Acetaldehtde Acetamide Acetic Acid Acetic Acid Acetic Acid Glacial Acetic Anhydride Acetone Acetone Acetophenone Acetonitrile Acetyl Chloride dry Acetylene Acetylene Tebrabromide Acetylene Tetrachloride Acid Mine Water Acrylontrile Adipic Acid Alcohol amp Glycerin Alcohol 2 Aminoethanol Alcohol Allyl Alcohol Amyl Alcohol Butyl Allyl Chloride Alum Alum Alumina Aluminium Flouride Aluminium Hydroxide Aluminum Ammonium Sulfate Aluminium Sulfate Aluminum Chloride Aluminum Chloride Aqueous Aluminum Chlorohydrate Aluminum Fluoride Aluminum Hydroxide Aluminum Oxychloride Aluminum Nitrate Aluminum Potassium Sulfate Aluminum Sulfate Amidosulfonic Acid Amino Acids Ammonia Anhydrous Ammonium Bicarbonate Ammonium Bi
77. nput is activated with a DC voltage between 5 and 30 V positive or negative The digital input is between terminals 9 and 10 For more information about digital input see chapter Input and outputs configuration Note PLC digital input is galvanically isolated from other electronic circuits 22 Operation manual MEATEST Electromagnetic flowmeter M910 M910E 4 3 6 Serial port RS485 M910 only The serial port RS485 is assigned for online communication between flowmeter and computer It is suitable for real time flowmeter monitoring In contrast to the RS232 serial port which is suitable for one shot configuration or calibration of the flowmeter The RS485 can be connected to up to 16 flowmeters together and the total connection length of all wires can be up to 800 meters Positive output A is on terminal 11 negative output B on terminal 12 Example of three flowmeters and one computer interconnection All flowmeters and computer are connected parallel using twisted pair cable At each end of the communications line should be 470 Q terminations 470 Q Interconnection of three flowmeters and computer using RS485 bus Flowmeters are marked with numbers These numbers are equal to the flowmeters RS485 address Program Flow910 is designed for flowmeter control using RS485 or RS232 serial bus Note Communication through the serial port RS485 is a half duplex type The flowmeter is a listener and sends data only after
78. ntering the nominal value a new calibration constant can be set ESC key discards changes Following values are pre set Calibration point 3 standard factory setting Not used 5 2 4 5 Calibration point 4 4 5 CAL POINT 4 Function is available only if 4 calibration points are selected Function enables you to change the nominal and calibration value of Calibration point 4 after pressing the ENTER key With the UP and RIGHT keys any value in the range of real flowrates can be set To change the current valid nominal value to the new nominal value press the ENTER key After entering the nominal value a new calibration constant can be set ESC key discards changes Following values are pre set Calibration point 4 standard factory setting Not used 5 2 4 6 Calibration Password 4 6 PASSWORD CA Function enables you to enter a new password for calibration menu access after pressing the ENTER key With the UP and RIGHT keys any password in the range between 00000 and 99999 can be set To change the current valid password to the new password press the ENTER key ESC key discards changes Following values are pre set Calibration Password standard factory setting PASSWORD CA 10000 38 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Operation manual 39 Electromagnetic Flowmeter M910 M910E MEATEST 6 System control The flowmeter includes seria
79. oethanolamine 00 Al A4 Al AS AS A3 B3 A3 A2 B3 Morpholine 00 Al A4 Al N Bl B2 Motor Oil 00 Al Al Bl Mud Drilling 00 N N A N A A A A A Naphtha 00 Al Al Al AS N N B3 B3 BS A2 BS Naphthalene 00 Al Al Al N N Al B3 B3 Al A3 Nickel Chloride 0 A A N A B A B Nickel Chloride 20 A A N N A A N Nickel Chloride 00 Al Al Al A3 A4 BS N B3 A2 A3 Nickel Nitrate 0 A A B B A Nickel Nitrate 00 Al Al Al A3 A4 Al Bl B3 A2 AS Nickel Sulfate 0 A A B B A3 B3 Nickel Sulfate 00 Al Al Al A3 A4 B3 B3 N A2 N Nicotine 00 Al A3 Al N B3 BS Nicotonic Acid 00 Al Al Al A3 Bl Nitric Acid Anhydrous 100 Al N Al N N N AS BS Al A2 B3 Nitric Acid 0 Al A4 Al N N N A3 A3 Al A Al Nitric Acid 20 Al A4 Al N N N AS A4 Al A2 Al Nitric Acid 40 Al A4 Al N N N A5 A5 Al A Al Nitric Acid 50 Al A4 Al N N N A5 A5 Al Al Nitric Acid 70 Al A5 Al N N N A5 A5 Al A Al Nitric Acid Sulfuric Acid 50 50 Al A3 Al A4 BS Nitrobenzene 100 Al Al Al N N N Bl N B3 A2 A3 Nitrogen 100 Al Al Al A3 A3 Al Al Al Nitrogen Dioxide 100 Al A3 Al Al Nitromethane 100 Al A3 Al N AS BS BS Nitrous Acid Conc Al A3 Al N N BS N Bl A2 Operation manual 79 Electromagnetic Flowmeter M910 M910E MEATEST Flowtube Liner Electrode Material Process Maximum PTFE ETFE PFA Polyure Neoprene Hard 316 SST Hastelloy Tantalum Platinum Titanium Liquid Concentr Teflon Tefzel ethane Rubber C 276 10 Iridium Octane 00 Al Al Al A2 BS Octene 00 A Oleic Acid 00 Al Al Al AS N N Al B3 B3 Al AS Oleum 0
80. oltages are generated at the same frequency by the effect of the magnetic field which is proportional to the current The positive and negative voltages at the primary head electrodes are subtracted from one another in the signal converter Subtraction always takes place when the field current has reached its stationary value so that constant interference voltages or external or fault voltages changing slowly in relation to the measuring cycle are suppressed Power line interference voltages coupled in the primary head or in the connecting cables are similarly suppressed 66 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Appendix B M910 Menu structure M910 only There are three types of menu for parameters setting Setup menu Calibration menu Service menu Access to these menus is enabled after pushing the key ENTER from the Main menu Each menu has its own password and you can enter this menu using an appropriate password only Setup password you can change in setup menu calibration password you can change in calibration menu Service password is fixed and can be used for service purpose only it is not described in this manual Setup menu has following submenus INPUT OUTPUT 2 FLOWMETER 3 GENERAL Calibration menu has following submenus 1 INPUT OUTPUT 2 FLOWMETER 3 GENERAL 4 CALIBRATION Service menu has following submenus INPUT OUTPUT 2 FLOWMETER 3 GENERAL 4 CALIBRATION 5 SERVICE
81. on c Neg Flow 1 impulse is generated when total volume QP of liquid has flowed in a negative direction d Abs Flow impulse is generated when total volume QP of liquid has flowed in a negative or positive direction e On Pos output is off in case of negative flow and made in case of positive flow f OnNeg output is off in case of positive flow and made in case of negative flow g OnIn output is on when flowrate is higher than PF1 and lower than PF2 otherwise it is off h On Out output is off when flowrate is higher than PF1 and lower than PF2 otherwise it is on i DoseOn output is on when programmed dose is counting otherwise it is off j Dose Off output is off when programmed dose is counting otherwise it is on k On gt F1 output is on when flowrate is higher than PF1 otherwise it is off 1 On lt F1 output is on when flowrate is lower than PF1 otherwise it is off If setting of flow limit is chosen hysteresis H can be set too Hysteresis is a tolerance field on one side of flow limits PF1 and PF2 The output status changes indicates crossing over pre set limit when the immediate flowrate crosses over the value PF2 or goes below limit PF1 The output status comes back to the default status when the immediate flowrate decreases under the value PF2 H or increases over limit PF1 H again Mode g with non zero hysteresis PF2 H PF2 PF1 H PF Mode h with non zero hysteresis OFF Mode k with no
82. onse contains state of current loop Response is e 0 current loop is closed e current loop is disconnected Example If query RCE lt cr gt is sent flowmeter returns response in format 0 lt cr gt for closed current loop Datalogger step DST lt CPD gt 0 1 2 3 4 5 6 7 8 9 Datalogger can be set Oo Datalogger is Off Datalogger sampling rate is 5 minutes Datalogger sampling rate is 10 minutes Datalogger sampling rate is 15 minutes Datalogger sampling rate is 30 minutes Datalogger sampling rate is 45 minutes Datalogger sampling rate is 60 minutes Datalogger sampling rate is 120 minutes Datalogger sampling rate is 180 minutes OmANANI DN PWN Datalogger sampling rate is 240 minutes M910 confirms datalogger step with string O0k lt cr gt Example RS232 Command DSTO lt cr gt switches datalogger Off If query DST lt cr gt is sent flowmeter returns response in format 0 lt cr gt Datalogger number of samples DNR Response contains number of flowrate samples stored in datalogger Example If query DNR cr is sent flowmeter returns response in format 252 lt cr gt for 252 samples in datalogger Datalogger filling DPC Response contains datalogger filling in percent Example If query DPC lt cr gt is sent flowmeter returns response in format 14 lt cr gt for 14 datalogger full Operation manual 51 Electromagnetic Flowmeter M910 M9
83. oop Test 3 6 C LOOP TEST 36 5 2 3 7 Basic Menu Password 3 7 PASSWORD MN 36 5 2 4 Calibration menu 4 CALIBRATION 37 5 2 4 Number of Calibration Points 4 1 NR OF CALP 37 5 2 4 2 Calibration point 1 4 2 CAL POINT 1 37 5 2 4 3 Calibration point 2 4 3 CAL POINT 2 38 5 2 4 4 Calibration point 3 4 4 CAL POINT 3 38 5 2 4 5 Calibration point 4 4 5 CAL POINT 4 38 5 2 4 6 Calibration Password 4 6 PASSWORD CA 38 6 System control 40 6 1 RS485 bus properties M910 only 40 6 2 RS232 bus properties 40 6 3 Command syntax 40 6 4 Command list 41 7 Error messages 54 8 Maintenance 55 6 1 Advice for correct operation 55 4 2 Periodical maintenance 55 6 3 What to do in case of failure 55 9 Application information 57 9 1 Weight and dimensions 57 9 1 1 Electronic unit compact version 57 9 1 2 Electronic unit remote version 57 9 1 3 Sensor 58 9 2 Used materials 59 9 3 Flowrate versus diameter 60 10 Type plate 61 11 Technical data 63 12 Ordering information options 64 12 1 Example of order 64 13 Terminology 65 Appendix A Measuring principle 66 4 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Appendix B M910 Menu structure M910 only 67 Appendix C M910 Material selection 71 Operation manual 5 Electromagnetic Flowmeter M910 M910E MEATEST Meatest spol s r o MEATEST Ksirova 118A CZ 619 00 Brno m ic a kalibra n technika Certificate of conformity Manufacturer MEATEST spol s r
84. oop output 1 1 CURRENT 27 5 2 1 3 Frequency output 1 2 OUTPUT F 27 5 2 1 3 Impulse output 1 3 OUTPUT P 28 5 2 1 4 Pulse width 1 4 PULSE WIDTH 30 5 2 1 5 Status output 1 5 OUTPUT S M910 only 30 5 21 6 PLC digital input 1 6 INPUT M910 only 31 5 2 1 7 Low flowrate limit 1 7 LIMIT PF1 31 5 2 1 8 High flowrate limit 1 8 LIMIT PF2 32 5 2 1 9 Hysteresis of flowrate limits 1 9 HYSTERESIS 32 5 2 1 10 RS485 baud rate 1 A RS485 B R M910 only 32 Operation manual 3 Electromagnetic Flowmeter M910 M910E MEATEST 5 2 1 11 RS485 address 1 B RS485 ADDR M910 only 32 5 2 2 Flowmeter configuration 2 FLOWMETER 32 5 2 2 1 Flowrate units 2 1 FLOW UNIT 33 5 2 2 2 Flowrate resolution 2 2 FLOW RESOL 33 5 2 2 3 Volume units 2 3 VOLUME UNIT 33 5 2 2 4 Volume resolution 2 4 VOL RESOL 34 5 2 2 5 Flowrate direction 2 5 FLOW DIREC 34 5 2 2 6 Low flow cutoff 2 6 L F CUTOFF 34 5 2 2 7 Moving average time constant 2 7 TIMECONST 35 5 2 2 8 Time setting 2 8 TIME SET M910 only 35 5 2 2 9 Date setting 2 9 DATE SET M910 only 35 5 2 2 10 Datalogger setting 2 4 DATALOGGER M910 only 35 5 2 3 General settings 3 GENERAL 35 5 2 3 1 Diameter 3 1 DIAMETER 36 5 2 3 2 Nominal flowrate range Qu 3 2 RANGE 36 5 2 3 3 Serial number 3 3 SERIAL NR 36 5 2 3 4 Power supply 3 4 POWER SUP 36 5 2 3 5 Self test 3 5 SELFTEST 36 5 2 3 6 Current L
85. owmeter returns string 4 10 500000 lt cr gt 44 Operation manual MEATEST Electromagnetic flowmeter M910 M910E High limit value SF2 lt DNPD gt Command sets low limit value PF2 lt DNPD gt It represents flowrate for high limit value PF2 in actual unit M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in actual unit Example Command SF210 5 lt cr gt sets low limit value to 10 5 After query SF2 lt cr gt flowmeter returns string 10 500000 lt cr gt Hysteresis SHY lt DNPD gt Command sets hysteresis H lt DNPD gt It represents flowrate for hysteresis H in actual unit M910 confirms execution with string Ok lt cr gt In case of query M910 returns set value in actual unit Example Command SHY1 05 lt cr gt sets hysteresis to 1 05 After query SHY lt cr gt flowmeter returns string 1 050000 lt cr gt Flowrate unit FFS lt CPD gt 0 1 2 3 Following units can be set e 0 Is e 1 m3 h e 2 Gm e 3 user M910 confirms execution with string 0k lt cr gt Example Command FFSO lt cr gt sets flowrate unit l s If query FFS lt cr gt is sent flowmeter returns response in format 0 lt cr gt Volume unit FVS lt CPD gt 0 1 2 3 Following units can be set e 0 m3 e 1 1 e 2 US G e 3 user M910 confirms execution with string 0k lt cr gt Example Comm
86. peration manual MEATEST Electromagnetic flowmeter M910 M910E Setup menu has the following structure items are changed by pushing UP key and selected by pushing ENTER key Setup Menu structure 5 2 1 Input and outputs configuration 1 INPUT OUTPUT For the flowmeter outputs and input configuration After pushing UP key next item 2 FLOWMETER is selected After pushing ENTER key following submenu is displayed 5 2 1 1 Current loop output 1 1 CURRENT Current loop 4 to 20 mA can be set as passive type between outputs 1 2 1 positive 2 negative or as active type between outputs 2 3 2 positive 3 negative In both cases outputs are galvanically separated from all other electronic circuits of the flowmeter Voltage drop on the passive current loop is 4 V Active current loop can work to a maximum of 800 Q Current loop output can be programmed in one of the following modes a Off current output is adjusted to 4mA error message 01 Current output is switched off b Pos Flow current 4 16 Flowrate QI mA is generated for a positive flowrate direction For a negative flowrate direction 4mA is generated c Neg Flow current 4 16 Flowrate QI mA is generated for a positive flowrate direction For a positive flowrate direction 4 mA is generated d Abs Flow current 4 16 abs Flowrate QI mA is generated for both flowrate directions e Bip Flow current 12 8 Flowrate QI mA is genera
87. r flowrate 2 6 Flowrate for Low 2s Flowrate Negative 2 4 Volume resolution 1 20 sec 2 FLOWMETER xi SENS ms gallon Volume units user user defined units 2 2 Flowrate resolution A P j 23 x i Key ENTER p E Key ESC GENERAL submenu structure 317 Password changing Password mem fo PS S 3 6 o LLL 3 5 op LL 3 4 p eats only Power supply voltage and SENS Flowmeter serial number thie eae uw M 2 3 2 Flowrate for Qy y roninai range 0 O Oe lt Bod Diameter in mm Diameter Key TER HH WH Operation manual Electromagnetic Flowmeter M910 M910E MEATEST CALIBRATION submenu structure 4 6 Calibration password Calibration changing Password Nominal val Calibration constant calibration for calibration poin flowrate Nominal calibra flowra Nominal calibra flowra Z O H H KG ag e H 4 it O lt value of constant tion poin tion poin 4 1 Number of Cal Points Key UP Key ENTER 9 lr 70 Operation manual MEATEST Electromagnetic flowmeter M910 M910E Appendix C M910 Material selection HOW TO USE THIS GUIDE
88. rward direction After pushing cote rune UP key Negative Volume is displayed E 8963 812 m3 5 1 3 Negative Volume Heaative Ualume Total volumetric flow in the reverse direction After T 228 218 mz pushing UP key Auxiliary Volume is displayed 5 1 4 Auxiliary Volume Auxiliars Ualume Second Total Volume counter Can be cleared by pushing TH 5943 942 mz RIGHT key It is usually used for measuring volumetric flow during a set period such as day month etc After pushing UP key Maximum Flowrate is displayed E E E E S E S A E E 3d Flowrate Time M910 only Maximum flowrate value indicated since last reset pushing a KA E ue iii RIGHT key Date and time of maximum flowrate is displayed in lower row After pushing UP key Minimum Flowrate is displayed 5 1 6 Maximum Flowrate M910E only Hi 628 42 mz h Maximum flowrate value indicated since last reset longer Maximum Flawurate aa Operation manual 25 Electromagnetic Flowmeter M910 M910E MEATEST 5 1 7 Minimum Flowrate Minimum Flowrate Time M910 only Lo 26 20 mz h Minimum flowrate value indicated since last reset pushing RIGHT key Date and time of minimum flowrate is ese Oe ee UOS displayed in lower row After pushing UP key Datalogger is displayed 5 1 8 Minimum Flowrate M910E only La 26 278 mach Minimum flowrate value indicated since last reset longer Min
89. s configuration After pushing UP key next item 3 GENERAL is selected After pushing ENTER key following submenu is displayed 5 2 2 1 Flowrate units 2 1 FLOW UNIT Function enables you to set flowrate units after pressing the ENTER key With the UP key any item from the list 1 s m3 h G m and user can be set To change the current valid unit to the selected unit press the ENTER key ESC key discards changes Available units l s litres per second m3 h cubic metres per hour G m US gallons per minute user user defined unit factory set is l h litres per hour user defined unit can be changed by computer only Following values are pre set Flowrate units standard factory setting Flowrate units m3 h User l h 5 2 2 2 Flowrate resolution 2 2 FLOW RESOL Function enables you to set flowrate resolution after pressing the ENTER key With the UP key any item from the list 0 0 0 0 00 0 000 and 0 0000 can be set To change the current valid resolution to the selected resolution press the ENTER key ESC key discards changes Available resolution 0 without decimal digits 0 0 max decimal digit 0 00 max 2 decimal digits 0 000 max 3 decimal digits 0 0000 max 4 decimal digits Note selected resolution is the maximal resolution It is reduced for high values For example 4 decimal digits resolution is val
90. ted for both flowrate directions f Fixed current output is adjusted to fixed value 4 000 20 000 mA QI value represents a flowrate for a current of 20 mA and can be set independently to the nominal diameter of the sensor QI value can be changed in Setup mode after selecting modes b c d or e Fixed current value can be changed in Setup mode after selecting mode f Following values are pre set Current loop standard factory setting Mode Positive flowrate QI flowrate corresponds to maximum required nominal flowrate Qn 5 2 1 2 Frequency output 1 2 OUTPUT F Frequency output is a galvanically isolated transistor NPN switch Voltage drop on the switch is 1 V in the made status Maximum switched voltage is 50 V Maximum switched current should not exceed 100 mA Positive output is on terminal 4 negative output is on terminals 5 and 7 internally connected Frequency range of the output is from 10 Hz to 12 kHz The frequency output can be programmed in one of following modes a Off output is not active off state b Pos Flow frequency 1000 Flowrate QF Hz is generated for positive flowrate direction c Neg Flow frequency 1000 Flowrate QF Hz is generated for negative flowrate direction d Abs Flow frequency 1000 abs Flowrate QF Hz is generated for both flowrate directions Operation manual 27 Electromagnetic Flowmeter M910 M910E MEATEST e On Pos output is off in case of n
91. ter usually calibrated depends on diameter see table 2 M910 flowrates You can predetermine this nominal flowrate in your order Qso recommended maximum flowrate maximum flowrate which is usually used in industrial applications depends on diameter see table 2 M910 flowrates Qio maximum applicable flowrate flowrate limit which has guaranteed measuring accuracy depends on diameter see table 2 M910 flowrates Qwax maximum applicable overload Q125 maximum flowrate which can be still measured depends on diameter see table 2 M910 flowrates Abbreviations QI current output constant It represents flowrate for current 20 mA QF frequency output constant It represents flowrate for frequency 1000 Hz QP impulse output constant It represents volume for 1 impulse QD constant for dosing It represents volume for 1 dose PFI flowrate limit constant It represents low limit flowrate Crossing this limit activates the appropriate digital output PF2 flowrate limit constant It represents high limit flowrate Crossing this limit activates the appropriate digital output H flowrate limit constant It represents hysteresis by evaluating limits PF1 and PF2 Auxiliary volume counter second Total Volume counter Can be cleared by pushing RIGHT key It is usually used for measuring volume during day month etc RS232 serial bus It enables remote control of instruments by a
92. tes s Flowrtes m3h DN Quy Qv MEM Qs Que Quax Quy Qv ME Qoo Qus Qux 10 0 20 0 80 0 02 0 09 0 50 0 88 177 221 0 06 0 32 2 00 3 18 6 36 7 95 0 03 0 16 0 90 1 57 3 14 3 93 0 11 0 57 320 565 11 31 14 14 01 06 40 63 126 157 05 23 130 226 452 56 6 02 10 60 98 196 245 o7 35 200 353 70 7 884 03 17 90 166 332 44 5 12 60 35 0 597 119 5 149 3 05 25 14 0 25 1 50 3 628 18 90 500 905 181 0 2262 08 39 20 0 39 3 785 982 3 14 80 141 283 353 1 6 300 61 123 153 4 22 150 221 442 552 2 500 88 177 221 6 32 200 318 636 795 20 98 600 982 1963 2454 71 353 2000 3534 7069 8836 Qi minimum applicable flowrate minimum flowrate with guaranteed accuracy Qs recommended minimum flowrate minimum flowrate with best accuracy Qn recommended nominal flowrate expected working flowrate Qso recommended maximum flowrate maximum flowrate for industrial use Qio maximum applicable flowrate maximum flowrate with guaranteed accuracy Qwax maximum applicable overload Qi55 flowmeter is still measuring Table 2 M910 M910E flowrates A sensor diameter should be chosen to keep real flowrate between Qs and Qs because in this range the flowmeter has the best accuracy
93. the current valid nominal value to the new nominal value press the ENTER key After entering the nominal value a new calibration constant can be set ESC key discards changes Following values are pre set Operation manual 37 Electromagnetic Flowmeter M910 M910E MEATEST Calibration point 1 standard factory setting Nominal point 5 10 of required Qn Cal Constant is assigned according to the calibration 5 2 4 5 Calibration point 2 4 3 CAL POINT 2 Function enables you to change the nominal and calibration value of Calibration point 2 after pressing the ENTER key With UP and RIGHT key any value in the range of real flowrates can be set To change the current valid nominal value to the new nominal value press the ENTER key After entering the nominal value new calibration constant can be set ESC key discards changes Following values are pre set Calibration point 2 standard factory setting Nominal point 40 70 of required Qn Cal Constant is assigned according to the calibration 5 2 4 4 Calibration point 3 4 4 CAL POINT 3 Function is available only if 3 or 4 calibration points are selected Function enables you to change the nominal and calibration value of Calibration point 3 after pressing the ENTER key With the UP and RIGHT key any value in the range of real flowrates can be set To change the current valid nominal value to the new nominal value press the ENTER key After e
94. ue to the new value press the ENTER key ESC key discards changes Following values are pre set Date setting standard factory setting Date set Actual date 5 2 2 10 Datalogger setting 2A DATALOGGER M910 only Function enables you to set sample interval for internal datalogger after pressing ENTER key With UP key any value from the row OFF 5 10 15 30 45 60 120 180 240 and CLR can be select To change the current valid value to the new value press the ENTER key ESC key discards changes Datalogger will be cleared after selection item CLR This selection doesn t change datalogger sample interval Following values are pre set Datalogger standard factory setting Datalogger OFF 5 2 3 General settings 3 GENERAL For general settings configuration or for reading actual settings After pushing UP key next item is selected After pushing ENTER key following submenu is displayed Operation manual 35 Electromagnetic Flowmeter M910 M910E MEATEST 5 2 3 1 Diameter 3 1 DIAMETER Flowmeters nominal diameter is displayed After pushing UP key Range is displayed 5 2 3 2 Nominal flowrate range Qy 3 2 RANGE Nominal flowrate range Qn is displayed in flowrate units After pushing UP key Serial number is displayed 5 2 3 3 Serial number 3 3 SERIAL NR Flowmeters Serial number is displayed After pushing UP key Power supply is displayed 5 2 3
95. wrate direction FFD lt CPD gt 0 1 Following directions can be set e 0 Positive e Negative M910 confirms direction with string 0k lt cr gt Example Command FFD0 lt cr gt sets Positive direction If query FFD lt cr gt is sent flowmeter returns response in format 0 lt cr gt Low flow cutoff FLF lt DNPD gt Command sets flowrate limit for suppression low flowrates lt DNPD gt It represents flowrate expressed in actual unit All flowrates below this limit are displayed as 0 M910 confirms execution with string 0k lt cr gt In case of query M910 returns set low flow cut off Example Operation manual 47 Electromagnetic Flowmeter M910 M910E MEATEST Command FLFO 2 lt cr gt sets low flow cut off 0 2 After query FLF lt cr gt flowmeter returns 0 200000 lt cr gt Time constant FTC lt DNPD gt Command sets time for moving average calculation lt DNPD gt It represents time expressed in seconds Any value in range between second and 20 seconds can be set M910 confirms execution with string Ok lt cr gt In case of query M910 returns time constant Example Command FTC6 lt cr gt sets time constant 6 seconds After query FLF lt cr gt flowmeter returns o lt cr gt Internal self test flowrate simulator FIS lt CPD gt 0 1 Internal self test can be switched e 0 Off e 1 On M910 confirms self test state w

manual m910 en 23

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