User Manual
Contents
1. 2 Structure and Operation Principle 2 1 Structure KFL DC series electromagnetic flowmeters are made up of sensor and transducer together with Corrosion protection abrasion resistant High accuracy Stable performance High level of anti vibration and anti jamming wide measuring dimensions 4 20mA Pulse Alarm Outputs LCD screen current and pulse output alarm signal and RS 485 communication 2 2 Operating Principle Faraday s Laws of Induction form the basis for the electromagnetic flowmeters It states that a voltage is induced in a conductor as it moves through a magnetic field This principle is applied to a conductive fluid which flows through a magnetic field generated perpendicular to the flow direction see Schematic The voltage induced in the fluid is measured at two electrodes installed diametrically opposed This signal voltage Ug is proportional to the magnetic induction B the electrode spacing D and the average flow velocity v Noting that the magnetic induction B and the electrode spacing D are constants a proportionality exists between the signal RS 485 and Modbus Magnet Coil 4 Meter Tube in Electrode Plane Signal voltage SN BO E Ue Signal voltage B Magnetic induction UE B D v voltage UE and the average flow velocity v Do SES ens Dn v Average flow velocity dy y The equation for the volume flow shows that Volume flowrate 4 ET dy the2. FQL Upper Limit Alarm FQL Low Limit Alarm FGP Empty Pipe Alarm SYS Exciting Alarm 13 Installation This section covers the steps required to physically install the flowtube Instructions and procedures in this section may require special precautions to ensure the safety of the personnel performing the operations Please refer to the following safety messages before performing any operation in this section 20 KFL KFL DC Series Electromagnetic Flowmeter WARNING Failure to follow these installation guidelines could result in death or serious injury Installation and servicing instructions are for use by qualified personnel only Performing any servicing other than that contained in this manual may result in death or serious injury Do not perform any servicing other than that contained in the operating instructions unless qualified The flowtube liner is vulnerable to handling damage Never place anything through the flowtube for the purpose of lifting or gaining leverage Liner damage can render the flowtube useless To avoid possible damage to the flowtube liner ends do not use metallic or spiral wound gaskets If frequent removal is anticipated take precautions to protect the liner ends Short spool pieces attached to the flowtube ends are often used for protection Correct flange bolt tightening is crucial for proper flowtube operation and life All bolts must be tightened in the proper sequen
3. 2 Flowrate Nomograph DN1 to DN 100 3 8 to 4 Flowrate Nomographs The volume flowrate is a function of the flow velocity and the flowme ter size The Flowrate Nomographs Fig 2 and Fig 3 indicate the flowrate range for a specific flowmeter size and which flowmeter sizes are suitable for a specific flowrate Fig 3 Flowrate Nomograph DN 125 to 1000 5 to 40 Example Flowrate 7 m3 h 30 82 gpm Maximum value range end value Suitable are flowmeter sizes DN 20 to DN 65 3 4 to 2 12 for a flow velocity between 0 5 and 10 m s 1 64 and 32 81 ft s KFL KFL DC Series Electromagnetic Flowmeter 4 Model and Sufix Code Model Suffix Code Description KELEDES ass ruan de arre Electromagnetic Flowmeter 00 Nominal Size 10 mm 3 8in OO Nominal Size 15 mm 1 2in Meter Size gt 02002 Sine ae ts cconmee nner Nominal Size 200 mm 8in 1000 Nominal Size 1000 40in MI Integral Type for General Purpose NM Integral Type for Explosion Proof Dia erat Remote Type for General Purpose Bard Ge cad Remote Type for Explosion Proof SIG NE EE Stainless Steel 304 DNS SEAN Stainless Steel 316L Construction Electrode Material REESE Hastelloy Note 1 TEN Tantalum Varde Titanium WEE Tungsten Carbide P usgesnarssemest PO Tales en PTFE Aria adn PFA Lining Note 1 JER ER Local non signal output DA 0 10mA GL 4 20mA SPE Pulse Output Signal HESSE Frequency R RS 232 SEE RS 485 IM MET M
4. Digital connect voltage mode 7 3 5 Digital Current Connect Mode RES i i pour PCOM Y Converter Connection Fig 8 b Digital current connect mode 7 3 6 DS Switch Connect Mode O m ser equipment Converter Connection User Fig 8 c DS switch connect mode 14 KFL KFL DC Series Electromagnetic Flowmeter DS output parameter table Parameter Testing condition Minimum Type maximal Unit Working voltage IC 100 mA 3 24 36 V Working current Vol1 4V 0 300 350 mA IC 100mA Working frequency 0 5000 7500 HZ Vec 24V High voltage IC 100mA VCC Vcc Vcc V Low voltage IC 100mA 0 9 1 0 1 4 V Table POUT Parameter 7 4 Simulated Data Output And Count 7 4 1 Simulation Signal Output Simulation signal output can be separated two signals 0 10mA 4 20mA User can select one when parameter setting Simulation signal output inner is 24V under0 20mA it can drive 7500 resistance The percent flux of simulation signal output lo Measure value Full scale value the scale of current the zero point of current The current zero is 0 when 0 10mA and the current zero is 4mA when 4 20mA It can be advanced simulation signal output distinguish User can select the range of measure The manufacture s parameter have been adjusted it can t need adjust If have abnormity it can consult 7 4 1 7 4 2 Simulation Signal Output Adjust 1 The Converter adjust preparative When the converter is r
5. KFL DC Series Electromagnetic Flowmeter 7 2 2 Symbols And Description Of Connectors In Model IOUT ICOM POUT PCOM ALML AHMH RES FUSE Output Current for Flow Measurement Output Current Ground for Flow Measurement Frequency Pulse Output for Bi directional Flow Frequency Pulse Output Ground Alarm Output for Low Limit Alarm Output for Upper Limit Connect pull Resistance Fuse for Power Supply Communication Input Signal Communication Input Signal 110VPower Supply 110VPower Supply 7 2 3 Output And Power Supply Cables All cables for signals transferring and power supply have to be prepared users However it should be careful to choose the cables that meet the upper limit load of consuming current Pulse current output alarm current output and external power supply can be seen in Fig 7 When inductive load is connected to converter diode should be used as in Fig 7 mp FUSE J i ONlo oforr e A LM H e A LM L COMM I OUT e I VIN ef ES e PO UT a C HE SNE e T XD e R XD F Meter for reverse current Meter for forward current Fig 7 a Connection of Current Output 10 KFL KFL DC Series Electromagnetic Flowmeter Forward integrated DC Power supply flow HE Reverse integrated flow
6. or Lining Protectors Fig 16 Grounding with Grounding Rings or Lining Protectors Earth Ground N Grounding Rings Va Lining Protectors Fig 17 Grounding with Grounding Rings or Lining Protectors 25 KFL KFL DC Series Electromagnetic Flowmeter 14 Troubleshooting 1 No Display a Check the power supply connection b Check the power fuse to see for OK c Check the contrast of LCD and regulate it to working state 2 Exciting Alarm a Check if the exciting cables EX1 and EX2 did not connected b Check if the total resistance of sensor s exciting coil resistances less than 1500 c If a and b are OK the converter is failed 3 Empty Pipe Alarm a If measured fluid full of testing pipe of sensor b When shorting circuit three connectors SIG 1 SIG 2 SIGGND of converter and no Empty Alarm displayed then the converter works OK In this case it is possible that conductivity of measured fluid may be small or empty threshold of empty pipe and range of empty pipe are set wrongly c Check if the signal cable is OK d Check if the electro poles are OK or not Let the flow is zero then the displayed conductivity should be less than 100 Resistances of SIG1 to SIGGND and SIG2 to SIGGND are all less than 50kQ conductivity of water during measurement operation It is better to test the resistances by means of multimeter with pointer to see the charging process well e The DC vo
7. 40 225 178 124 73 31 8 4 29 2 50 225 216 165 92 38 1 8 25 2 65 220 245 190 5 105 41 5 8 29 3 80 250 267 203 127 47 8 8 32 4 100 250 311 241 5 157 53 9 8 35 1 2 15 225 135 89 35 30 5 4 22 3 4 20 225 140 95 43 32 4 22 1 25 225 160 108 51 35 4 25 2500 1 40 250 205 146 73 44 5 4 32 2 50 300 235 171 5 92 DIES 8 29 2 65 300 267 196 3 105 65 8 32 3 80 300 305 228 6 127 74 8 35 4 100 300 356 273 157 84 8 42 KFL KFL DC Series Electromagnetic Flowmeter 7 Connection And Operation Of Converter 7 1 Keys And Display Flow volume Time Unit Flow velocity Percentage Ratio of emptiness Forward and reverse intergated volumes Deference of forward and reverse Alarm indicator L Time Shift Down minus 1 page down exit key Up plus 1 page up enter key Fig 5 Define Keys and LCD screen display Instruction Press enter key the instrument enter into the setting parameters of select function Movie the cursor under the enter key Press it and then input password when password status 00000 can be seen Movie the cursor under the enter key again Press it And then hen input settings into selected item of operating manus Please push W key down for several seconds for returning to running status 7 2 Connection Of Converter 7 2 1 Links And Labels Of Connector In Model Fig 6 Labels of connector in Model KFL
8. E Q lt aA NWwOBRTANWA SO o Fig 2 Analog Output Effects 0 PE 00 Range max KFL KFL DC Series Electromagnetic Flowmeter E Flow Ranges and Meter Sizes Min Flow Range Max Flow Range Meter Size Flow Velocity Flow Velocity wN O 0 to 0 5 m s 0 to 1 64 ft s 0 to 10 m s 0 to 32 81 ft s 10 0 to l min 0 to 0 52 0 to 40 Mmin 0 to 11 88 15 1 2 Oto 5 Imin 0 to 1 32 Oto 100 Mmin 0 to 26 41 20 3 4 Oto 7 5 Mmin 0 to 1 98 Oto 150 Mmin 0 to 39 62 25 1 Oto 10 Mmin 0 to 2 64 Oto 200 Mmin 0 to 52 83 32 11 4 Oto 20 I min 0 to 5 28 Oto 400 Mmin 0 to 105 66 40 1 1 2 Oto 30 l min 0 to 7 92 Oto 600 Mmin 0 to 158 50 50 2 Oto 3 mh 0 to 13 Oto 60 mh 0 to 264 65 21 2 Oto 6 mh 0 to 26 Oto 120 mh 0 to 528 80 3 Oto 9 mh 0 to 39 Oto 180 mh 0 to 792 100 4 Oto 12 mh 0 to 52 Oto 240 mh 0 to 1056 125 5 Oto 21 mh 0 to 92 Oto 420 mh 0 to 1849 150 6 Oto 30 mh 0 to 132 Oto 600 mh 0 to 2641 200 8 Oto 54 mh 0 to 237 Oto 1080 mh Oto 4755 250 10 Oto 90 mh 0 to 396 Oto 1800 mh Oto 7925 300 12 Oto 120 mh 0 to 528 Oto 2400 mh Oto 10566 350 14 Oto 165 m h 0 to 726 Oto 3300 mh Oto 14529 400 16 Oto 225 mh 0 to 990 Oto 4500 mh Oto 19812 450 18 Oto 300 mvh 0 to 1320 Oto 6000 mh Oto 26417 500 20 Oto 330 mh 0 to 1452 Oto 6600 mh Oto 29058 600 24 Oto 480 mh 0 to 2113 Oto 9600 mh Oto 42267 700 28 Oto 660 m h 0 to 2905 Oto 13200 mh Oto 59117 800 32 Oto 900 mvh 0 to 3962 Oto
9. identification tag points in the direction of flow through the tube see Figure 2 6 In this mounting configuration the conduit ports point upstream Fig 14 Flow Direction 13 4 Grounding Grounding the flowtube is one of the most important details of flowtube installation Proper grounding ensures that only the voltage induced in the magnetic field of the flowtube is measured Use Table 2 4 to determine which grounding option to follow for proper installation Attached grounding rings should be grounded equivalently to non attached grounding rings The flowtube case should always be grounded in accordance with national and local electrical 23 KFL KFL DC Series Electromagnetic Flowmeter codes Failure to do so may impair the protection provided by the equipment The most effective grounding method is direct connection to earth ground with minimal impedance Grounding of Options Type of Pipe No Grounding Options Grounding Rings Lining Protectors See Fig 16 Conductive Unlined Pipe See Fig 15 Not Required Conductive Lined Pipe Insufficient Grounding See Fig 16 See Fig 16 Non Conductive Pipe Insufficient Grounding See Fig 17 See Fig 17 Table Grounding Installation Earth Ground Fig 15 No Grounding Options or Grounding Electrode in Lined Pipe 254 KFL KFL DC Series Electromagnetic Flowmeter Earth Ground Grounding Rings ye
10. signal voltage UE is linear and proportional to the volume flowrate The induced signal voltage is processed in the converter into scaled analog and digital signals Fig 1 Electromagnetic Flowmeter Schematic KFL 3 Specifications Nominal Meter Size 10 to 1000mm 3 8 to 40 inch Liquid Pressure MPa 1 0 1 6 2 5 4 0 16 25 Accuracy 0 5 1 upon req Minimum Conductivity gt 5pus cm Electrode Material SST 316L standard Hastelloy Tantalun titanium Tungsten Carbide upon req Fluid Temperature 25 to 65 C 13 to 149 F 25 to 140 C 13 to 284 F Xopt Liner PO PTFE PFA Relative Humidity lt 85 Ambient Temperature 30 to 60 C 22 to 140 F Analog Output Effects KFL DC Series Electromagnetic Flowmeter E Current Output 0 to 10mA or 4 to 20mA E Frequency Output 0 to 5000Hz with photoelectric isolation m Pulse Output Adjustable from 0 001 to 1000 Ltr Pulse E Alarm Output Upper Alarm ALMH Lower Alarm ALML with photoelectric isolation Upper Alarm ALMH Lower Alarm ALML with photoelectric isolation Communications RS 232 without galvanic isolation RS 485 with galvanic _ isolation MODBUS E Supply Power 85 to 250VAC 45 to 63Hz 16 to 36VDC Power S lt 10W AC S lt 7 5W DC Same as pulse output plus 0 1 of rate 0 01mA Pulse Output Q gt 0 05 Rangemax 0 5 of rate Q lt 0 05 Rangemax 0 00025 Rangemax gt O
11. 18000 mh Oto 79251 900 36 Oto 1200 mh 0 to 5283 Oto 24000 mh Oto 105668 1000 40 Oto 1350 mh 0 to 5943 Oto 27000 m7h Oto 118877 Table 1 Flow Ranges and Meter Size KFL E Flowrate Nomograph KFL DC Series Electromagnetic Flowmeter y gpm Mmin mh i 1 1 8T 573 8 31 L 10 4 7 94 3 4 5 4 52 2f 3 g lp 26 10 6 214 B 5 wy I ist 64t lt 10 13 5 3 KS AY g 10 4 Su 79 342 7 8 5 S T A N 5 24 p g 10 S T 3 2 8 ab S 26 102 gt x 6 IS w u 211 gi 5 AS i 1 5 644 SY In e 13 5 8 8 10 4 7 9 3T 5 4 5 2 2 3 2 26 10 2 1 8 1 5 6 ot 13 5 8 10 4 7 9 3 5 4 5 2 at 3 2 2 6 1 24 8 1 5 6 0 13 5 8 10 4 A 7 9 3 5 5 2 a O 2 3 2 26 10 214 8 154 6 4 o 13 51 8 102 44 y 1 79 s 5 14 52 24 104 AS m s gt 0 50 60 8 2 3 456 810 tt ft s gt 161 9 2 6 3 2 6 5 9 8 131619 26 32 gpm V min m h Vs 10 7 9 6 2 2 6 24 1 54 1 34 108 797 52 2 6 5 1 5 1 34 10 7 9 5 24 0 5 0 6 0 8 1 2 3 456 810 FR t ft s 1 61 9 26 32 6 5 9 8 131619 263 Fig
12. 2 41 40 1000 1000 1289 1200 1124 90 5 36 41 300 1 2 15 200 95 66 5 35 14 2 4 16 3 4 20 200 117 82 5 43 15 9 4 19 1 25 200 124 89 51 17 5 4 19 14 32 200 133 98 5 64 19 4 19 1 40 200 156 114 5 73 20 7 4 22 2 50 200 165 127 92 22 3 8 19 2 65 200 190 149 105 25 4 8 22 3 80 250 210 168 5 127 28 6 8 22 4 100 250 254 200 157 31 8 8 22 5 125 250 279 235 186 35 8 22 6 150 300 318 270 216 36 5 12 22 8 200 350 381 330 270 41 3 12 25 10 250 400 445 387 5 324 47 7 16 29 KFL KFL DC Series Electromagnetic Flowmeter 12 300 400 520 8 451 381 50 8 16 32 14 350 400 584 2 514 5 413 53 8 20 32 16 400 450 647 8 571 5 470 57 2 20 35 20 500 450 774 8 685 8 584 63 5 24 35 1 2 15 225 95 66 5 35 14 3 4 16 3 4 20 225 117 82 5 43 15 9 4 19 1 25 225 124 89 51 17 5 4 19 1 4 32 225 133 98 5 64 21 4 19 600 1 40 225 156 114 5 73 22 3 4 22 2 50 225 165 127 92 25 4 8 19 2 65 222 190 5 149 5 120 5 28 6 8 22 3 80 250 210 168 127 31 8 8 22 4 100 250 273 216 157 2 38 8 25 1 2 15 225 121 82 5 35 22 4 4 22 3 4 20 225 130 89 43 25 4 4 22 1 25 225 149 101 5 51 28 5 4 25 900 1 40 225 178 124 73 31 6 4 29 2 50 225 216 165 92 38 1 8 26 2 65 250 244 190 5 105 38 1 8 29 3 80 250 241 190 5 127 38 1 8 26 4 100 250 292 235 157 44 5 8 32 1 2 15 225 121 82 5 35 25 4 4 22 3 4 20 225 130 89 43 25 4 4 22 1 25 225 149 101 5 51 28 5 4 25 1500 1
13. 3 Broken electricity clock In this menu It has power cut function Select this functionlt can be gross reset 4 Gross reset operation 8 2 1 1 Parameters Setting Press Enter key it displays Parameters Setting function Input password Press movie key Movie cursor on the Enter key Press it getting to Parameters Setting status 8 2 1 2 Gross Reset Press Enter key and it displays Parameters Setting function Press Enter key again Turn over page to Gross reset Input password of gross reset 00002 Press Enter key again when 00002 change to 00000 The reset function finished 8 2 2 Parameters Setting Menu There are 50 parameters for KFL DC Series converter operation All parameters can be set by users according to the users needs when the converters are running The List of Parameters is shown below 17 KFL Setting Parameters in Menu Parameters and Words to be Set Setting Way KFL DC Series Electromagnetic Flowmeter Limits of Parameters 1 Language Optional Chinese or English 1 2 Com Port Can be set 0 99 2 3 Transfer Speed Optional 300 19200 2 4 Pipe Diameter Optional 3 3000 3 L H L M L S m H m M m S 5 Flux unit Optional 3 UKG USG 6 Measurement Range Can be set 0 99999 3 7 Damping Time Measure Optional 1 50 3 8 Opt of Flow Direction Optional Forward o
14. Fig 7 b Connection of Electro Magnet Counter Forward integrate ON o ojo FE ON Reverse integrated flow Fig 7 c Connection of Electronic Counter Ace KFL KFL DC Series Electromagnetic Flowmeter Low limit alarm N FUSE pi Re DC Power Supply j h 1 GN ONlo oforr e A LM H COMM e I OUT o TXD ek XD e IVIN eR ES e7 0UT Upper limit alarmi Fig 7 d Connection of Alarm Output Inner _ Outer PUL 7 e HALM PCO O M ALCO M Fig 7 e Connection of OC Gate 12 KFL KFL DC Series Electromagnetic Flowmeter 7 3 Digital Data Output And Count Digital output is frequency output and pulse output Frequency output and pulse output use the same connection output point therefore users can only choice one of frequency output and pulse output at the same time 7 3 1 Frequency Output The range of frequency output is 0 5000HZ and frequency output opposes percent flux F Measure value Full scale value the range of frequency The up limit of frequency output can be adjusted It can be choice from 0 5000HZ and also can be choice low frequency such as 0 1000HZ or 0 5000HZ Frequency output mode general can be used in control application because it responses the percent flux Users can choice pulse output when the equipment is applied to count 7 3 2 Pulse Output Mode Pulse outpu
15. KFL KFL DC Serials Electromagnetic Flowmeters User Manual KFL KFL DC Series Electromagnetic Flowmeters 10 11 12 13 14 CONTENTS EOID 1 Structure and Operating Prnciple 1 SDBeGItiGgtIOTAAAOOS a eae eda edd anh a ein anes 2 Model and Suffix Code sunset ee Ab ee id reese een eee date beats 5 Material Selecto aiii dd 6 DIMENSIONS iii a id 6 Connection and Operation of Converter ane nar nrnnennensnn nr 9 Setting Parametersuuu adressere avec 10 Recording Time When Power Turn Off with Power Turn Off Function 19 Recording Gross of houra svarene cds da Garder oven anda 20 Infrared Telecontrol Function Keys rasrnunnren ren rennnrennennernennen nen nennnennnnnennennr 20 Alarm Information ISA IM is 20 Troubleshooting Ln EN Leese 26 KFL 1 Profile KFL DC Series Electromagnetic Flowmeter KFL DC series electromagnetic flowmeters follow the Faraday law of electromagnetic induction They can be used to accurately measure the flow rate of liquids which are electrical conducting caustic and mixed with liquids and solids They are widely used throughout industries of petroleum chemical engineering pharmacology papermaking electric power environmental protection and so forth Features m No Moving Parts Virtually No Pressure Loss Multi Output Interface Communication
16. ODBUS Nw Non Earth Ring Earth Ring DE Earth Ring Liquid Pressure MPa 1 0 PN 1 0 2 0 2 5 16 25 Note 1 Users must consider the characteristics of selected wetted parts material and the influence of process fluids The use of inappropriate materials can result in the leakage of corrosive process fluids and cause injury to personnel and or damage to plant facilities It is also possible that the instrument itself can be damaged and that fragments from the instrument can contaminate the user s process fluids Be very careful with highly corrosive process fluids such as hydrochloric acid sulfuric acid hydrogen sulfide sodium hypochlorite and high temperature steam 150 C 302 F or above Contact KFL for detailed information of the wetted parts material KFL KFL DC Series Electromagnetic Flowmeter 5 Material Selection Several liner types electrode materials and electrode types are available on KFL DC Serials Electromagnetic Flowmeters to ensure compatibility with virtually any application See Table 2 for information on liner types Table 3 for information on electrode materials Lining Material General Characteristics Electrode Material General Characteristics PFA 316L Stainless Steel Highly chemical resistant Excellent high temperature capabilities PTFE Highly chemical resistant Hastelloy Excellent high temperature capabilities Table 2 Lining Material Tantalum Titanium Table 3 Electrode Materia
17. ce to the specified torque limits Failure to observe these instructions could result in severe damage to the flowtube lining and possible flowtube replacement 13 1 Upstream and Downstream Piping To ensure specification accuracy over widely varying process conditions install the flowtube a minimum of five straight pipe diameters upstream and two pipe diameters downstream from the electrode plane see Fig 10 5 Pipe Diameters 2 Pipe Diameters Fig 10 Upstream and Downstream Straight Pipe Diameters 21 KFL KFL DC Series Electromagnetic Flowmeter 13 2 Flowtube Orientation The flowtube should be installed in a position that ensures the flowtube remains full during operation Horizontal or inclined positions are preferred Fig 11 Fig 12 and Fig 13 show the proper flowtube orientation for the most common installations The following orientations ensure that the electrodes are in the optimum plane to minimize the effects of entrapped gas As illustrated in Fig 12B and Fig 13B avoid downward flows where back pressure does not ensure that the flowtube remains full at all times Fig 11 Horizontal Flowtube Orientation oo FLOW FLOW Fig 12 Vertical Flowtube Orientation 22 KFL KFL DC Series Electromagnetic Flowmeter p FLOW A B Fig 13 Incline or Decline Orientation 13 3 Flow Direction The flowtube should be mounted so that the FORWARD end of the flow arrow shown on the flowtube
18. l 6 Dimensions Fig 4 Dimensions be Good corrosion resistance Good abrasion resistance Not recommended for sulfuric or hydrochloric acids Better corrosion resistance High strength Good in slurry applications Effective in oxidizing fluids Better chemical resistance Not recommended for fluosilic acid hydrofluoric acid or sodium hydroxide Better chemical resistance Better abrasion resistance Good for sea water applications Not recommended for hydrofluoric or sulfuric acid KFL KFL DC Series Electromagnetic Flowmeter M pa i ek Main Extemal and Connecting Dimensions mm ating Di ES lm lgl kr 60 5 11 2 4 16 3 4 20 200 98 70 43 11 2 4 16 1 25 200 108 79 5 51 11 2 4 16 1 4 32 200 117 89 64 13 4 15 1 40 200 127 98 5 73 14 3 4 16 2 50 200 152 120 5 92 15 9 4 19 2 65 200 178 139 5 105 17 5 4 19 3 80 250 190 152 5 127 19 1 4 19 4 100 250 229 190 5 157 23 9 8 19 5 125 250 254 216 186 23 9 8 22 150 6 150 300 279 241 5 216 25 4 8 22 8 200 350 343 298 270 28 6 8 22 10 250 400 406 362 324 30 2 12 25 12 300 400 482 6 431 5 381 31 8 12 25 14 350 400 533 476 413 35 12 29 16 400 450 597 539 5 470 36 6 16 29 20 500 450 699 635 584 42 9 20 32 24 600 600 813 749 5 692 47 7 20 35 30 750 750 985 914 857 74 5 28 35 36 9000 900 1170 1086 1022 90 5 3
19. ltage should be less than 1V between DS1 and DS2 testing the voltage by means of multimeter If DC voltage is larger than 1V the electro poles of sensor were polluted that have to be cleaned 4 Incorrect Measurement Of Flow a Check if the fluid full of testing pipe b Check if the signal cable connection is right c Check if the sensor coefficient and zero settings are no deferent from the data on the labels of product that are calibrated by manufacturer 26 KFL KFL DC Series Electromagnetic Flowmeter KFL Wenzhou KFL Measuring amp Controlling Instruments Co Ltd Mailbox No 351 Yueqing Zhejiang China P C 325600 Tel 86 0 577 62566951 Fax 86 0 577 62569171 http www kaflon com cn Rights reserved to make technical revisions 07 KFL Wenzhou KAFLON Measuring amp Controlling INSTRUMENTS CO LTD Yueqing Zhejiang China P C 325600 Tel 86 0 577 62566951 Fax 86 0 577 62569171 Email Kaflon gmail com Website Http www kaflon com cn
20. omagnetic Flowmeter 9 2 Erasing Turn Off Power Recording Holding down Enter key to enter the picture of instrument parameter setting and then enter Input Password model After input password 4 11 and then hold down SHIFT key and push down OK key to erase the Turn Off Power Recording 10 Recording Gross of hour Push down the enter button to enter the panel of the record of the total time and then push down the A key to show the record The increasing button is used to show the next record and the decreasing button is used to show the former record and push down the exit key to return to the Display flux mode To clear the record of the total time and then the record of the total time is eliminated 11 Infrared telecontrol function keys The operation of the infrared hand remote control keyboard is the same with the operation of the instrument When use it please keep the infrared transmitter of the infrared hand remote control keyboard and the receiver of the instrument parallel with the distance of about one meter Concrete operation referring to the figure Fig 9 The communication figure of the infrared hand remote control keyboard and the instrument 12 Alarm Information Printed Circuit Board in converters is welded by means of surface welding techniques Users are not able to repair converters by themselves Therefore the cases of converters can not be opened
21. r Reverse 3 9 Correct Zero flow Can be set 0 9999 3 10 Weak Signal Switch Off Can be set 0 599 99 3 11 Display Enable Optional Enable Disable 3 0 001m 1m 0 001L 1L 12 Integrated Flow Unit Optional 3 0 001UKG 1UKG 0 001USG 1USG 13 Reverse measure permission Optional Enable Disable 14 Type of Current Output Optional 0 10mA 4 20mA 15 Form of Pulse Output Optional Frequency Pulse 16 Pulse Unit Equivalent Optional o SE 3 UKG0 001USG 1USG 17 Limit of frequency Output Optional 1 5999 HZ 3 18 Empty Pipe Alarm On Optional Enable Disable 3 19 Empty Alarm Threshold Can be set 599 99 3 20 Range of Empty Pipe Test Can be set 0 0000 5 9999 3 21 Upper Limit Alarm On Optional Enable Disable 3 22 Value of Upper Limit Alarm Can be set 000 0 599 99 3 23 Lower Limit Alarm On Optional Enable Disable 3 24 Value of Lower Limit Alarm Can be set 000 0 599 99 3 25 Sensor Code1 Set by User Finished Y M0 99999 3 26 Sensor Code2 Set by User Product Serial No 0 99999 3 27 Factors of Sensor Can be set 0 0000 5 9999 KFL KFL DC Series Electromagnetic Flowmeter 28 Exciting Mode Optional Mode 1 2 3 3 29 Sensor constant Can be set 1 9 3 30 Flow coefficients Verification Can be set 0 0000 5 9999 3 31 Instrument coefficients count Can be set 0 0000 5 9999 3 Lower Digits of Forward 32 Correctable 00000 99999 4 Total Flow Higher Digits of Forwa
22. rd 33 Correctable 0000 9999 4 Total Flow Lower Digits of Reverse 34 Correctable 00000 99999 4 Total Flow Higher Digits of Reverse 35 Correctable 0000 9999 4 Total Flow 36 Date Year Set by User 00 99 4 37 Date Month Set by User 00 99 4 38 Date Day Set by User 00 99 4 39 Time Hour Set by User 00 99 4 40 Time Minute Set by User 00 99 4 41 Time Second Set by User 00 99 4 42 Password 1 Set by User 00000 99999 5 43 Password 2 Set by User 00000 99999 5 44 Password 3 Set by User 00000 99999 5 45 Password 4 Set by User 00000 99999 5 46 Zero Current Can be set 0 0000 1 9999 5 47 Full Scale of Current Can be set 0 0000 3 9999 5 48 Verification Factors of Product Can be set 0 00005 9999 5 49 Instrument Code1 Fixed Finished Y MO 99999 6 50 Instrument Code2 Fixed Product Serial No 0 99999 6 9 Recording Time When Power Turn Off with Power Turn Off Function There is a clock for timing when power turns off and it can record 256 numbers of time When the power turns off the form of displayed date is from Year XXXX month XX Day XX to XX Month XX Day When 256 numbers have stored the time will not recorded anymore 9 1 Displaying Turn off Power Time Push down key Enter to enter the model Displaying Turn off Time Push Up key to display next recording and Down key to display preceding recording Finally push down the key Exit to re turn to Flow Display Model KFL KFL DC Series Electr
23. t mainly applies in count mode A pulse output delegates a unit flux such as 1L or 1M3 etc Pulse output unit divide into 0 001L 0 01L 0 1L 1L 0 001M3 0 01M3 0 1M3 1 M3 0 001UKG 0 01UKG 0 1UKG 1UKG 0 001USG 0 01USG 0 1USG 1USG When users choice the pulse unit they should notice the match of the flux range of flowmeter and pulse unit For volume flux count formula as follows Q 0 0007854 x D x V L S O Qu 0 0007854 x D x V X 10 M S Note D nozzle mm V velocity of flow m s The oversize flux and too small pulse unit will be made the pulse output over the up limit Generally pulse output should be controlled below 2000P S However the too small flux and too large pulse unit will be made the instrument exports a pulse long time Otherwise pulse output is different from frequency output When pulse output cumulates a pulse unit it exports a pulse Therefore pulse output is not equality Generally measure pulse output should choice count instrument but not frequent instrument 7 3 3 The Connection Of Digital Output Digital output has three connected points digital output connected point digital ground point and symbol as follows POUT digital output point PCOM digital ground point POUT is collector cut off circuit output Connect the line diagram as follows 13 KFL KFL DC Series Electromagnetic Flowmeter 7 3 4 Digital Voltage Connect Mode Connection User Converter Fig 8 a
24. unning 15 minutes the inner of converter becomes stabilization Preparative 0 1 amperemeter or 2500 0 1 voltage instrument IOUT Converter ICOM 15 KFL KFL DC Series Electromagnetic Flowmeter 2 Current zero correct When the converter getting into parameter setting selecting to Current zero correct and enter to it The standard of signal fountain getting to O Adjust parameter make amperemeter is 4mA 0 004mA 3 The full scale current correct To select current correct to enter Adjust the converter parameter make amperemeter is 20mA 0 004mA Adjust the current zero and the full range the current function of the converter reached exactness The line degree of current output of conversion should be controlled within the scope of 0 1 4 Current line degree checking You can place the standard signal source in 75 50 25 and check the line degree of current output 8 Setting Parameters Converters can be operated in two ways 1 Self testing way 2 Parameters setting way As soon as turning on the converter it works in self testing way doing all testing functions and displaying test data automatically However when it works in parameters testing way parameters should be input by operators through keying three keys on its panel 8 1 Function Keys 8 1 1 Down Key Function In Self Testing Way Down key Selecting displayed data on lower line in turn Enter key Press it to come into the pict
25. ure of select function Movie key It movies cursor left and right 8 1 2 Down Key Function In Parameters Setting Way Down key Subtract 1from the number at cursor area Up key Add 1 to the number at cursor area Push the Movie key and movie the cursor to the down of the Up key Push the Up key and enter into the child menu Push the Movie key and movie the cursor to the down of the Down key Push the Down key and return the parent menu 8 2 Function Keys For Setting Parameters To set or correct working parameters the converter should be running in parameters setting way instead of measuring status In measuring status click Enter keys getting to the select of parameter and transfer password 16 KFL KFL DC Series Electromagnetic Flowmeter 0000 and then correct the password with one of the new passwords that are provided by manufacturer Finally push the Enter keys to work in Parameters Setting Way There are 6 Passwords in design and among them 4 for deferent operators in secret and 2 are fixed passwords for system operation 8 2 1 The Picture Of Select Function Press Enter key getting to the select of function picture And Press it to select There are 4 functions to selection Parameter code Function content Explain Select this function It can be enter the picture of 1 Parameter code parameter 2 Gross of hour In this menu It has gross of hour
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