Toshiba LF414 Скачать руководство пользователя страница 1

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６Ｆ８Ａ０８７０

NOTES

Before using the equipment, please read this manual carefully and understand the
contents, and then use the equipment correctly.

•

NEVER attempt to operate the equipment in any ways that are not described in this

instruction manual.

•

After reading this manual, store it with care in a place where it can be referred to

whenever needed.

•

Please be sure that this manual is delivered to the personnel who will use this product.

ELECTROMAGNETIC

FLOWMETER

DETECTOR

MODEL LF414

INSTRUCTION MANUAL

Содержание LF414

Страница 1: ...attempt to operate the equipment in any ways that are not described in this instruction manual After reading this manual store it with care in a place where it can be referred to whenever needed Please be sure that this manual is delivered to the personnel who will use this product ELECTROMAGNETIC FLOWMETER DETECTOR MODEL LF414 INSTRUCTION MANUAL ...

Страница 2: ...owmeter detectors can be used in combination with various types of electromagnetic flowmeter converters LF600F LF610F LF602F and LF612F For the notes on usage connecting wiring installation configuration and maintenance of the combined converter check the model number of the combined converter and read the instruction manual of the relevant converter About Safety Precautions Read the Safety Precau...

Страница 3: ...l are WARNING and CAUTION WARNING Indicates a potentially hazardous situation which if not avoided could result in death or serious injury CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor to moderate injuries or in property damage Safety symbols The following symbols are used in safety signs and labels affixed to a product and or in the manual for giving...

Страница 4: ...can cause explosion Do not use parts of other products DON T Protective performance degradation for hazardous location can cause explosion Do not touch live circuits until assembly of all components is not over DON T Protective performance degradation for hazardous location can cause explosion Install per the National Electrical Code for the US NEC ANSI NFPA 70 and the Canadian Electrical code for...

Страница 5: ...hock malfunction of or damage to this product Turn off mains power before working on pipes Ground the LF414 LF600F LF610Fand LF414 independently from power equipment 100 ohm or less ground resistance DO Working on pipes while power is applied can cause electric shock DO Operating this product without grounding can cause electric shock or malfunction Do not conduct wiring work with bare hands Use c...

Страница 6: ...istic Medium Acting Normal blow The label shown left is placed near the terminal board for power input of the converter A black border and symbol on yellow triangle Be alert to electric shock Usage limitation This product is not manufactured for applying to a system requiring safety directly involved human life as follows Please contact your nearest Toshiba reprehensive if there is a possibility o...

Страница 7: ... ice mud and oil and haze due to their attachment Light reflecting object near the control panel or reflecting object such as metal plate placed opposing to the control panel When any of above factors is considered take a measure for the proper operation of infrared switch such as to place a cover or to secure a space for at least a person to stand in front of the control panel When unable to avoi...

Страница 8: ...e 9 Radio transmitters such as transceivers or cellular phones may cause interference to the flowmeter if they are used near the installation site Observe the following precautions when using them Close a transmitter cover before using a transceiver Do not use a transceiver whose output power is more than 5 W Move the antenna of a transceiver or a cellular phone at least 50 cm away from the flowme...

Страница 9: ...21 4 2 Mounting Procedure 21 4 3 Piping Connections 25 4 4 Grounding 28 5 Wiring 30 5 1 Cables 31 5 2 External Device Connections and Grounding 32 5 3 Notes on Wiring 32 5 4 Wiring 33 6 Operation 36 7 Maintenance and Troubleshooting 37 7 1 Maintenance 38 7 2 Troubleshooting 39 8 Principle of Operation 42 9 Specifications 43 9 1 Flowmeter Specifications 43 9 2 Type Specification Code 46 10 Outline ...

Страница 10: ...th the ordered specifications If you cannot find the items listed above or any problem exists contact your nearest Toshiba representative 1 2 Strage To store the electromagnetic flowmeter after opening the package select a storing place as follows and keep it under the conditions described below CAUTION 1 Avoid places where there is direct sunlight rain or wind 2 Store the product in a well ventil...

Страница 11: ...he flow rate and output signal the electromagnetic flowmeter is used as an easy to read indicator In addition to this feature it has the following outstanding features 1 Wide flow velocity range setting such as a flow velocity range of 0 0 1 and 0 10m s is achieved 2 The unique Noise Sentry filter circuit enables you to obtain stable output automatically 3 Full graphic LCD that enables display of ...

Страница 12: ...Please prepare yourself for the cable connections which could be used in Division2 hazardos l i Integral Figure 3 1 1 Appearance of LF414 LF600F LF610F Meter size 1 2inch 15mm Terminal block cover Flowdirectionarrow Groundterminalforconverter Detector Groundingring Windowforelectrode Groundterminalfordetector For the detail of the converter check the LF600F LF610F converter s instruction manual ...

Страница 13: ...terminalforconverter Terminal block cover Detector Groundingring Windowforelectrode Groundterminalfordetector For the detail of the converter check the LF600F LF610F converter s instruction manual Figure 3 1 2 Appearance of LF414 LF600F LF610F Meter size 1 inch 25mm ...

Страница 14: ...pearance of LF414 LF600F LF610F Meter size 1 1 2 to 4 inch 40 to 100mm Terminal block cover Flowdirectionarrow Groundterminal forconverter Detector Groundingring Groundterminalfordetector For the detail of the converter check the LF600F LF610F converter s instruction manual ...

Страница 15: ...F600F LF610F Meter size 6 and 8 inch 150 and 200mm Terminal block cover Flowdirectionarrow Groundterminal forconverter Detector Groundingring Groundterminalfordetector For the detail of the converter check the LF600F LF610F converter s instruction manual LiftingLugs Only8inch 200mm provided ...

Страница 16: ...of 1 2 inch 15mm Separate Excitation cable 3 4 14 NPT Flowdirectionarrow Terminal Box Cover Detector Groundingring Windowforelectrode Groundterminalfordetector Signal cable 3 4 14 NPT Terminal Box Figure 3 1 2 Appearance of LF414 Meter size 1 2inch 15mm ...

Страница 17: ...5mm for Excitation cable 3 4 14 NPT Flowdirectionarrow Terminal Box Cover Detector Groundingring Windowforelectrode Groundterminalfordetector for Signal cable 3 4 14 NPT Terminal Box Figure 3 1 2 Appearance of LF414 Meter size 1 inch 25mm ...

Страница 18: ... inch 40 to 100mm Figure 3 1 3 Appearance of LF414 Meter size 1 1 2 to 4 inch 40 to 100mm Excitation cable 3 4 14 NPT Flowdirectionarrow Terminal Box Cover Detector Groundingring Groundterminalfordetector Signal cable 3 4 14 NPT Terminal Box ...

Страница 19: ...板 Liftinglugs Only8inch 200mm provided Excitation cable 3 4 14 NPT Flowdirectionarrow Terminal Box Cover Detector Groundingring Groundterminalfordetector Signal cable 3 4 14 NPT Terminal Box Figure 3 1 4 Appearance of LF414 Meter size 6 and 8 inch 150 and 200mm ...

Страница 20: ...nstruction of LF414 LF600F LF414 LF610F Type For details of the converter check the LF600F LF610Fconverter s instruction manual 3 2 2 Terminal Block Construction of LF414 Type Separate Integral Signal cable terminal Excitation cable terminal Figure 3 2 2 Terminal Block of LF414 ...

Страница 21: ...e explosion CAUTION Ground the LF414 LF600F LF610F and LF414 independently from power equipment 100 ohm or less ground resistance Use an appropriate device to carry and install the LF414 LF600F LF610F and LF414 DO Operating this product without grounding can cause electric shock or malfunction DO If his product falls to the ground injury or malfunction of or damage to the product can be caused Ins...

Страница 22: ...hether the fluid is flowing or not 8 The detector has no adjustable piping mechanism Install an adjustable short pipe where needed 9 Chemical injections should be conducted on the downstream side of the flowmeter 10 The maximum length of the cable that connects the detector and converter is 300m Select the converter installation location so that the distance between the detector and converter does...

Страница 23: ...tc to support the pipe By supporting the pipes not only the pipe vibration is reduced but also the damage to the pipes by the electromagnetic flowmeter s weight and the fluid mass see Figures 4 2 and 4 3 Figure 4 2 Example of Pipe Fixing Procedure Figure 4 3 Model Diagram of Unsupported Pipes Pipe support fittings Pipe support fittings ...

Страница 24: ...d flanges Then install the remaining mounting bolts depending on the flange pattern used 5 Thread nuts on both ends of the 4 or more mounting bolts finger tight See Table 4 1 Bolt length and tightening torque 6 While centering the flowmeter with the longitudinal axis of the pipeline tighten the nuts with a wrench diagonally across in even increments See Table 4 1 Bolt length and tightening torque ...

Страница 25: ... 8 3 4 255 125 to 156 150mm 6 8 3 4 355 104 to 130 12 3 4 375 138 to 173 200mm 8 8 3 4 430 146 to 183 12 7 8 460 227 to 284 DIN BS 10 DIN BS 16 JIS 10K Through Bolts Through Bolts Meter size P C S Dia meter Length mm Tightening torque N m P C S Dia meter Length mm Tightening torque N m 15mm 4 M12 150 16 to 19 4 M12 150 10 to 13 25mm 4 M12 165 27 to 34 4 M16 170 22 to 28 40mm 4 M16 190 58 to 72 4 M...

Страница 26: ...pipe length is needed on the downstream side If a butterfly valve is installed downstream of the detector do not let the valve plate protrude into the pipe of the detector 1b Optional Mount Anywhere Installation Mount Anywhere Technology With Toshiba s unique patented magnetic field distribution technology the meter is highly immune to upstream flow disturbances A minimum of 1D diameter length of ...

Страница 27: ...ion are acceptable under pressured piping conditions See Figure 4 5 Figure 4 5 Detector Piping Orientation The electrodes should be positioned horizontally relative to the ground surface in any piping installation See Figure 4 6 Figure 4 6 Installation position of the detector Flow direction a Horizontal pipe installation b Vertical pipe installation c Sloping pipe installation Detector Ground sur...

Страница 28: ...an Empty Pipe Condition Design an upright pipe run Figure 4 8 or sufficient head pressure Fig 4 9 at the downstream detector outlet if there is a possibility of the detector pipe becoming emptied Figure 4 8 Detector with an upright pipe run at downstream outlet Figure 4 9 Detector with sufficient head pressure at downstream outlet Flow direction arrow Vertical pipe run Detector Detector ...

Страница 29: ...rial of IV wire 5 5mm2 or more Do not share a grounding wire with other instruments where grounding current may flow An independent grounding is preferable Figure 4 10 Grounding the LF414 LF600F LF414 LF610F Type Grounding terminal If the piping material is conductive connect the grounding wires to the both ends of the piping flange If the piping material is non conductive perform grounding ground...

Страница 30: ...f the piping material is conductive connect the grounding wires to the both ends of the piping flange If the piping material is non conductive perform grounding resistance 100Ω or less Grounding terminal Input signal cable Excitation cable Grounding terminal Converter terminal block 100 ohm or less ground resistance 100 ohm or less ground resistance Grounding terminal Input signal cable Excitation...

Страница 31: ...plosion Do not active live circuits While assembly of all components is not over DON T Protective performance degradation for hazardous location can cause explosion Install per the National Electrical Code for the US NEC ANSI NFPA 70 and the Canadian Electrical code for Canada CEC CAN CSA C22 1 and the drawing 3S8A2532 3S8A2533 Refer to Appendix 1 DO Unsuitable conduit connections for hazardous lo...

Страница 32: ...nduct wiring work with bare hands For the power supply wiring and grounding wiring use crimping terminals with insulated sleeve DON T Remaining electric charge even if power is turned off can still cause electric shock DO There is a risk of electric shock due to drop off or loosing and a risk of fire and equipment trouble due to heat generation Do not modify or disassemble the LF600F LF610F LF602F...

Страница 33: ...ignal cable transmit very delicate signals pass each of them separately through a thick steel conduit tube keep them away from the large current wiring as far as possible and do not install them in parallel 5 1 Cables Use the kind of cables shown in Table 5 1 to wire the converter Table 5 1 Installation Cables Name Cable name Nominal cross section al area Finished outer diameter Description Power ...

Страница 34: ...on Wiring of the Separate type LF414 The detector is shipped with a flow rate signal cable and excitation cable Be sure to use those cables coming with the detector Note When the cable length exceeds 300m cables may not be supplied Check whether the cable is supplied with the specs The allowable cable length between the detector and converter varies depending on the conductivity of the operating f...

Страница 35: ...ize of the crimping terminal is as follows Integral type LF600F LF610F M4 Separate type LF602F LF612F M3 5 Connect the power cable to terminal blocks L1 and L2 Connect the current output cable to terminal blocks and Connect the digital I O cable to terminal blocks D1 D01 D02 and COM as required Figure 5 1 Terminal Treatment of Power Cable Current Output Cable and Digital I O cable 2 Excitation cab...

Страница 36: ...or and converter Figure 5 3 Terminal Treatment of Flow Rate Signal Cable Notes on signal cable shield processing work When stripping an external sheath intermediate and insulated sheath be careful not to scratch or cut the internal conductors and shield mesh Do not disjoint the shield mesh but treat it as shown in Figure 5 9 Figure 5 4 Treating the Signal Cable Shield Mesh M3 5 crimping terminal T...

Страница 37: ...urely Referring to combined converter s manuals of Connections and Grounding connect each cable to the terminal block Tighten the screws of the terminal block tightly to ensure a secure connection A loose connection may cause incorrect measurement After connecting a cable try to pull it to see whether it has been connected securely Figure 5 5 Connecting a Cable to Terminal Block Phillips screwdriv...

Страница 38: ...d converter s manual Wait for 30 minutes to warm up the flowmeter Then making sure the fluid holds still in the detector pipe starts the zero adjustment Refer to combined converter s manual After checking the items and conducting the zero adjustment as listed above let the fluid go through the detector pipe Output 4 20 mA dc directly proportional to the flow rate can be obtained CAUTION Do not tou...

Страница 39: ...plosion Do not live circuits While assembly of all components is not over DON T Protective performance degradation for hazardous location can cause explosion Install per the National Electrical Code for the US NEC ANSI NFPA 70 and the Canadian Electrical code for Canada CEC CAN CSA C22 1 and the drawing 3S8A2532 3S8A2533 Refer to Appendix 1 DO Unsuitable conduit connections for hazardous location ...

Страница 40: ...e rules and regulations of your local government Especially if you dispose of electrolytic capacitors to replace parts have it done by an agency which is licensed to handle industry waste materials Fuse The fuse can be taken out by unscrewing the cap of the fuse holder Check that the fuse is not damaged The fuse has to be replaced periodically The recommended replacement period is 3 years Type of ...

Страница 41: ...cated YES Are power supplies correct for each device Use the correct power supply for each device Are power and I O cables installed correctly Install the cables correctly Refer to Chapter 5 Wiring Is the fuse burnt Replace the fuse with a new one Is the flow range correctly set Set correctly Refer to combined converter s manual Is the flow direction match with the arrow mark on the detector Insta...

Страница 42: ...erter s manual NO YES Is the inside wall of detector pipe contaminated Clean the inside of the detector pipe YES NO Is the output load resistance as specified Design the output circuit so that the output load resistance is less than 750 Ω NO YES Calculate as shown on the left Are there two load resistors connected to the output in parallel Connect the two load resistors in series if necessary YES ...

Страница 43: ...Toshiba representative NO NO YES YES Is there high voltage or large current cable or equipment near the flowmeter Is the flowmeter grounded with 100Ωor less ground resistance Ground the flowmeter with a copper braid or wire 5 5 mm minimum to a good earth ground 100Ωor less ground resistance NO YES YES YES NO NO Is the detector pipe filled with fluid Design piping so that the detector pipe is fille...

Страница 44: ...lowing expression is applicable to the voltage E K B D V V Eq 14 1 Volumetric flow rate Q m3 s is Q V Eq 14 2 Using the Equation 14 1 and 14 2 E K B D Q E Q Eq 14 3 Therefore volumetric flow rate is directly proportional to the induced voltage Figure 8 1 Principle of Operation The LF414 LF600F LF414 LF610F and LF414 uses the square wave excitation method which provides long term stable operation W...

Страница 45: ... error Fluid conductivity 5 µS cm minimum Fluid temperature 14 to 356 F 10 to 180 C Ceramic Tube detector 248 F 120 C above is separate type 14 to 248 F 10 to 120 C Teflon PFA Lining detector Ambient temperature 4 to 140 F 20 to 60 C Fluid pressure 15 to 300psi or 1 0 to 20 bar 0 1 to 2 0MPa Heat shock resistance for ceramic tube detector Heating ΔT 150 C 0 5 s Note Cooling ΔT 100 C 0 5 s Note Not...

Страница 46: ...tion port 3 4 14NPT male screw for both signal cable and exciting cable Cable length Allowable cable length between the converter and the detector varies with the electrical conductivity of fluid See Figure 9 1 Figure 9 1 Electrical Conductivity vs Cable Length Separate 3 5 10 20 30 50 100 200 300 5 3 ケーブル許容長さ m 10 20 30 50 100 200 導電率 μS cm Allowable cable length m Electrical conductivity ...

Страница 47: ... specified full scale measuring range high limit flow Select one that has its full scale velocity between 1 and 3 m s Make sure the full scale flow rate used for the final planning stage stays within 10 m s in terms of flow velocity 流速 m s 10 15 25 40 50 80 150 mm 104 103 102 101 1 10 1 0 1 0 3 1 流量 m3 h 10 2 100 200 Figure 9 2 Flow velocity vs flow volume Flow velocity range Flow volume Meter si...

Страница 48: ...ch 1 992 gal min 5 975 gal min 18 21 gal min 60 71 gal min 199 2 gal min 2 inch 3 112 gal min 9 337 gal min 28 46 gal min 94 86 gal min 311 2 gal min 3 inch 7 967 gal min 23 90 gal min 72 85 gal min 242 8 gal min 796 7 gal min 4 inch 12 45 gal min 37 35 gal min 113 8 gal min 379 4 gal min 1 245 gal min 6 inch 28 01 gal min 84 03 gal min 256 1 gal min 853 8 gal min 2 801 gal min 8 inch 49 80 gal mi...

Страница 49: ...anium Pt Ir platinum iridium Ta tantalum Hastelloy C Lining Material Alkali resistant ceramic alumina standard Acid resistant ceramic alumina Teflon PFA Grounding Ring Material 316 stainless steel 316L stainless steel Ti titanium Ta tantalum Pt Ir platinum iridium Hastelloy C Flow and calibration velocity range 0 3 to 10 m s standard range calibration 0 3 to 10 m s specified range calibration 0 1 ...

Страница 50: ... m 30 m From 10 to 50 meters 32 8 to 164 feet 35 m cable can be ordered in 5 meters increments 40 m 45 m 50 m 60 m From 50 to 300 meters 164 to 984 feet cable can be ordered in 10 meters increments 300 m Notes 1 Exciting cable is a 3 wire chloroprene sheathed cable For a nominal cross sectional area of 1 25 mm the overall diameter will be 12 mm 15 32 inch for 2 mm 13 mm 1 2 inch 2 Signal cable is ...

Страница 51: ...utline Dimensions 10 1 Outline dimensions of LF414 LF600F LF414 LF610F 1 Meter size of 1 2 inch 15mm Waight approx 5kg 2 Meter size of 1inch 25mm Waight approx 5kg 70 64 225 35 143 252 φ49 225 87 241 80 35 143 Integral ...

Страница 52: ...o 200mm Meter size mm Overall lengeth L1 Hight L2 Diamete of flange φD1 Weight kg 40 100 264 85 approx 6 50 110 280 102 approx 7 80 110 306 127 approx 8 100 120 338 159 approx 10 150 230 407 216 approx 22 200 300 458 267 approx 32 225 L2 L1 ΦD1 35 143 ...

Страница 53: ... ５２６Ｆ８Ａ０８７０ 10 2 Outline dimensions of LF414 1 Meter size of 1 2 inch 15mm Waight approx 3kg 2 Meter size of 1inch 25mm Waight approx 3kg Separate ...

Страница 54: ...8 inch 40 to 200mm Meter size mm Overall lengeth L1 Hight L2 Diamete of flange φD1 Weight kg 40 100 190 85 approx 5 50 110 207 102 approx 6 80 110 232 127 approx 7 100 120 264 159 approx 9 150 230 334 216 approx 22 200 300 385 267 approx 36 ...

Страница 55: ... ５４６Ｆ８Ａ０８７０ Appendix 1 1 1 A system block diagram for LF414 LF600F LF414 LF610F ...

Страница 56: ... ５５６Ｆ８Ａ０８７０ 2 1 A system block diagram for LF414 ...

Страница 57: ...５６６Ｆ８Ａ０８７０ Write down the address and phone number of the distributor from which you purchased this product the product code SER NO and so on Distributor Address Name Phone number Product code LF SER NO ...

Страница 58: ...６Ｆ８Ａ０９０８ ...

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