Home

Toshiba LF414 Automobile Parts User Manual

1. E Do not use a fuse other than the one Using a fuse other than the one specified can cause system failure damage or malfunction Use a rated fuse as follows Fuse rating The fluid raises the main body temperature and can cause burns when touched The label shown left is placed near 1A 250V for 100 to 240Vac or 110Vdc 2A 150V for 24 Vdc Dimensions Diameter 5 mm x 20 mm Melting time characteristic Medium Acting Normal blow 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 reguiring safety directly involved human life as follows Please contact your nearest Toshiba reprehensive if there is a possibility of using this product for such use Main control systems of nuclear power plants safety protection systems in nuclear facilities or other important systems requiring safety Medical control systems relating to life support Warranty and Limitation of Liability Toshiba does not accept liability for any damage or loss material or personal caused as a direct or indirect result of the operation of this product in connection with or due to the occurrence of any event of force majeure including fire or earthquake or the misuse of this product whether intentional or accidental oe 6F8A0870 Handling Precautions To obtain the optimum performance fro
2. 0 8403 gal min 2 561 gal min 8 538 gal min 28 01 gal min 1 inch 0 7781 gal min 2 334 gal min 7 115 gal min 23 72 gal min 77 81 gal min 1 1 2 inch 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 min 149 4 gal min 455 3 gal min 1 518 gal min 4 980 gal min TOSHIBA 6F8A0870 9 2 Type Specification Code Table 9 2 Type Specification Code Specification Code 15mm 150mm Description to and BEIO 8 ET EI totem 200m Electromagnetic Flowmeter EE aaa Style 1 Wafer type t m Q tr 9 Mounting Structure Hazardous location cFMus Division 2 approved Detector Converter combined type Detector Converter separate type Connection flange standard ANSI 150 ANSI 300 BS PN 10 BS PN 16 DIN PN 10 DIN PN 16 JIS 10K JIS 16K JIS 20K Electrode Material 316L stainless steel Ti titanium 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
3. 1 Meter size of 1 2 inch 15mm Separate Excitation cable Signal cable Terminal Box Cover 3 4 14 NPT 3 4 14 NPT Terminal Box Detector Grounding ring Figure 3 1 2 Appearance of LF414 Meter size 1 2inch 15mm 2 Meter size of linch 25mm for Excitation cable for Signal cable Terminal Box Cover 3 4 14 NPT 3 4 14 NPT Terminal Box Detector Grounding ring Figure 3 1 2 Appearance of LF414 Meter size 1 inch 25mm 3 Meter size of 1 1 2 to 4 inch 40 to 100mm Excitation cable Signal cable 3 4 14 NPT 3 4 14 NPT Terminal Box Cover Terminal Box Detector Ground terminal for detector Figure 3 1 3 Appearance of LF414 Meter size 1 1 2 to 4 inch 40 to 100mm 4 Meter size of 6 and 8 inch 150 and 200mm Excitation cable Signal cable Terminal Box Cover 3 4 14 NPT 3 4 14 NPT Terminal Box a Flow direction arrow Lifting lugs Only 8 inch 200mm provided Figure 3 1 4 Appearance of LF414 Meter size 6 and 8 inch 150 and 200mm 3 2 Construction of the terminal blocks 3 2 1 Terminal Block Construction of LF414 LF600F LF414 LF610F Type For details of the converter check the LF600F LF610Fconverter s instruction manual Integral 3 2 2 Terminal Block Construction of LF414 Type op Separate TOTO ald fs Eu maes WO y Sai Signal cable terminal Excitation cable terminal Figure 3 2 2 Terminal Block of LF414 4
4. 80 100 150 200mm Measurement range in terms of flow velocity 0 1 0 ft s to 0 32 8 ft s 0 0 3 m s to 0 10 m s 0 0 3 ft s to 0 1 0 ft s 0 0 1 m s to 0 0 3 m s range is available optionally System accuracy combined with TOSHIBA converter Accuracy 0 2 of Rate This pulse output error result is established under standard operating conditions at Toshiba s flow calibration facility Fuchu Japan NIST Traceable Individual meter measurement error may vary up to 0 5 of Rate at 1 64 ft s 0 5m s or more and 0 3 of rate 0 039 inch s 1mm s at 1 64 ft s 0 5m s or less Current output plus 8uA 0 05 of span Refer to individual calibration data for each individual meter s measurement error Fluid conductivity 5 uS cm minimum Fluid temperature 14to 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 AT lt 150 C 0 5 s Note Cooling AT lt 100 C 0 5 s Note Note Meaning that the ceramic tube detector withstands the shock of sudden heating temperature difference 150 C or less per 0 5 seconds or sudden cooling temperaturedifference 100 C or less per 0 5 seconds Connection
5. inappropriate parameters unsuitable cable connections or poor installation conditions the flowmeter may not operate properly To prevent any of these problems causing a system failure it is recommended that you have preventive measures designed and installed on the flowmeter signal receiving side 11 For installation and connection of the converter check the model number of converter and read the instruction manual of the relevant converter We assume no responsibility for nonconformity caused by violation of precautions described in this manual or used in violation of the installation method and the operation method stipulated in a relevant ordinance or other regulations TOSHIBA Table of Contents SAFETY PRECAUTIONS ccccssssssssseseseeteneteteeeeeenenenenenee eee nsec eens nee nessa eens eens een seen eee ee 2 Handling Precautions HEH GIIFEWYFEYHYH HA esse sees sees eens eseneeesesesees 6 1 Product Inspection and Storage HS HS T 9 1 1 Product Inspection ET HE EF RR b be TRIF FFR HEH FIR FR RAN NR RS 9 1 2 Storage sikqaqusqaqqaqacyaqwaquqqawqawaaqakakqaqqacqpaqqaqqqqhqqaqkapakaiqaqqaqiqQyaqaqaaquqaqasiaqaqqaqqaqqaqqawaq 9 2 OVEN VIC 10 3 Names Of Parts cccececcccccecccecececscnceeneneneneeeeee eee EFE 11 4 Installation HEH YH HCA A FF EA AWN 20 4 1 Notes on Selecting the Installation Location eesseeesesseseseesessesseseesesseseesessese 21 4 2 Mounting is UM HHHEHHHH HF FFF HF HNN 21 4 3 Piping Connections Ooo eee ee
6. m Mag Prover Built In Calibrator The converter LF60 F and LF61 F has a built in reference signal calibration and verification circuit that allows you to re verify the original magmeter flow lab calibration without the need for external devices This reference signal can be used to check the zero and span of the converter for the purpose of instrumentation maintenance or periodical inspection Refer to combined converter s manual E Operative life The operative life of this flowmeter is 10 years from the date of shipment The life of the flowmeter differs depending on the environmental conditions and the way it was used To extend the life of the flowmeter inspect the flowmeter periodically and clean or replace components if necessary m Product disposal The electromagnetic flowmeter must be disposed of according to the 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 E 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 Integral Type of fuse used Glass tube fuse Medium Acting type normal blow 1 piece Rating 1A 250 V for 100 to 240 Vac and 110Vdc power supply 2A 150V for 24Vdc power supply Dimensions Diameter 5 mm x 20 mm Note Use a fuse that
7. 8q3 Tod spogjeu Yupay Z uolslA IQ 98peus og ZHO9 0S DOVAOSG Ajddng 1080 2 1 A system block diagram for LF414 VduV SNOdUVZVH X BUA ind U pu9 10 yng ing yim oouwpkooou ur pop 918u og snw BurrrA prety 4ndjno jndur sdnoty II OF SIoj9u QOST T0 3007 0009 ST u33uol 9olquo og gr amp esiucod unuUIxvu oy puu Ajddns goaod uor39310X0 roo 8Suorjwoo peijJlssep oun Bupgra 107 oj gwjrns spoyyow ayy Jo Aus Bupsn pe w 68ur og Awm puw 3uTITA ppap GATDUGOUIUOU SI 070010 o30uror oY Puy Laytoauoy oY FO 5 W Y S vuruIop OIM p o J opod4joogg uooa3og e g95 g Buo13900 III O II B89 O Uu po e2sur uoUa pesn og jsnu Ss VES y r jsnp oT qvaIng Z tOdo po 8op ioe g u9 p usoO yl TO YSN TOF OL VdHN ISNV OdN 9POD I9071108 d BuO BN ayy PUY s wnuvwu uopionJ su s IoIn o9jnu9u ay YRIM 0uwpiooo9 ur po 95fuUrT og ysnw snj9 9ddw oyj T y ILON y ALON Yi BOTS T T2098 7 101 LOAU0Q 6 To V PAT Xog BUTUTOT a LAINO o ILON Jurar plats JINOIY 9ATDUOOUIUON llo pgd Sd 4AIG ITO dody Sd SAIG ITS YdMV SNOCUVZVH NON LndNI SALON aporjoe y aqng BuLinsvay NO G pes DRAWIN 25 8142533 Cs 500224 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 Phone number
8. Product code LF SER NO 100S493 TOSHIBA CORPORATION
9. T Wet hands may result in electric shock Power supply from mains power E Use an appropriate device to carry and install the LF414 LF600F LF610F and LF414 DO E Do not modify or disassemble the LF414 LF600F LF610F and LF414 unnecessarily Modifying or disassembling this product can cause s electric shock malfunction of or DON T damage to this product E Ground the LF414 LF600F LF610Fand LF414 independently from power equipment 100 ohm or less ground resistance 6 Operating this product If this product falls to the ground injury or malfunction of or damage to the product can be caused without grounding can cause DO electric shock or malfunction Use crimped terminal lugs for the terminal board and GND terminal electric shock fire from o excessive current or system DO malfunction Loose connections can cause The label shown left is placed near the terminal board for power supply on the converter A black border and symbol on yellow triangle Be alert to electric shock TOSHIBA SAFETY PRECAUTIONS continued Safety Precautions for Maintenance and Inspection N CAUTION E Do not conduct wiring work with wet hands E Do not conduct wiring work when power is applied Wet hands may result in Wiring while power is applied can electric shock cause electric shock DON T E Do not touch the LF414 LF600F LF610F and specified LF414 main body when high temperature fluid is being measured
10. complies with the Electrical Appliance and Material Safety Law m Check Replacement of the display unit When characters displayed on the LCD display become thin or blots come out please adjust the setting of LCD s display density If the display is still not improved the display unit comes to the end of its life Please Integral replace the display unit with a new one In order to use the display unit stably for a long time it is preferable to replace it early For inspection and replacement please contact your nearest Toshiba representative m Power supply unit also used for excitation board Electronic components deteriorate faster when the ambient temperature is high The life of the power supply unit in the converter is 9 to 10 years if the ambient temperature is 40 C and 5 to 6 years if it is Integral 50 C To extend the life of the flowmeter we recommend you replace the power supply unit early Contact your nearest Toshiba representative for a flowmeter inspection or unit replacement TOSHIBA 7 2 Troubleshooting If a problem occurs while using the LF414 LF600F LF414 LF610F and LF414 follow the flowcharts described below You may find a way to solve the problem The flowcharts are based on three symptoms 1 to 3 If you cannot solve the problem contact your nearest Toshiba representative 7 2 1 Flow rate is not indicated START Are power supplies correct NO for each device YES Are power and I O cab
11. each of them separately through a thick steel conduit tube keep them away from the large current wiring as Separate 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 Nominal Finished Name Cable name cross section outer Description al area diameter Power cable 3 core vinyl sheathed cable or 2 core vinyl 2 mm 11 13mm CVV JIS C 3401 or sheathed cable eguivalent The number of conductors the cable contains differs depending on the Output specification of the output signal cable CVV S JIS 258 C or signal cable Use a shielded cable of finished outer diameter 11 to 13mm and eguivalent N 2 nominal cross sectional area 1 25mm Flow rate 2PNCT S signal cable 2 core shielded chloroprene cabtyre cable 11 13mm JIS C 3327 or Rubber covered cable equivalent Excitation 2PNCT cable 3 core chloroprene cabtyre cable 11 13mm JIS C 3327 or Rubber covered cable i equivalent 5 2 External Device Connections and Grounding For the notes on connecting wiring and installation of the combined converter check the model number of the combined converter and read the instruction manual of the relevant converter 5 3 Notes on Wiring 5 3 1 Notes on Instrumentation C onverter Wiring To avoid 2 point grounding ground the shield of output cable basically at the receiving side Use a grounding wire of IV wire 5 5m
12. flange standard See Table 9 2 Type Specification Code Principal materials Cases ane s Stainless steel meter sizes 1 to 4 25 to 100 mm Carbon steel meter size 1 2 6 and 8 15 mm 150mm and 200mm Lining Ceramic standard for meter sizes 1 2 to 4 15 to 100 mm Teflon PFA standard for meter sizes 6 and 8 150 mm 200mm Electrodes 316L stainless steel standard Grounding rings 316 stainless steel standard See Table 9 2 Type Specification Code for optional materials and other related information Coating No coating for meter sizes 25 to 100 mm Phthalic acid resin coating pearl gray colored standard for meter size 15 150 200mm Structure IP67 and NEMA 4X Watertight Standard Cable connection 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 fol conductivity of fluid See Figure 9 1 Separate 300 200 100 q N A 1 WWT 50 30 20 TW Ti D H WILD TL TT TH TWM Allowable cable length m 3 5 10 20 30 50 100 200 Electrical conductivity S cm Figure 9 1 Electrical Conductivity vs Cable Length TOSHIBA Flow and calibration velocity range To select the meter size Flow velocity m s It calibration by standard Range shown in the table below when Range is not specified It calibration when th
13. of 1 1 2 to 8 inch 40 to 200mm Meter size Overall lengeth L1 Diamete of flange approx 5 approx 6 approx 7 approx 9 approx 22 53 approx 36 TOSHIBA 6F8A0870 Appendix 1 LF414 LF610F 1 1 A system block diagram for LF414 LF600F weideip y00 g u js s y 2HO9 05 DVA0 L a et Yad ON ON TMV NO RODD Sm6z0N M MEZON W AWJ aun ws A 430880 938 AR C3A0944V ww GZ ik BUA ind u pU9 10 ing ing K Ta LAAN O Arddng 1940 O yduy SAOdMVZVH NON KA NAVEG RW AA CANT Sad MR Tud 60 das 50 6 da5 Ewona OWT d 11 PO 945 ayy poduvyy JO0194 T 40094 T V 1Yd3 10 4 8AU09 JO 409 J 9 iM LNd bo 9podu 09 g og 3u14n8voN 12 Dad SdD AIQ T ID dogy Sd A1G TT VUY SNOdYYZVH NO 358A2532 ES DRAWING cS 300224 54 TOSHIBA 0000 CES eve se ONTAVUC SMS AWN ATH 3 adh q 01919408 ueJ3erp j00 g waysks y AWO H Wd aui wer AE CIII Whg A8 CA0944Y BE EO N WW OL ee 9 yo EEEE a E Aa eS ae ghem NU j kine VEIHSOL ti s IL ieee rT mn wag SLNGLNOO e QH WOT 93 Mu TO po sap ip 81941 PN AB NMYNC NQ Ka HND 1530 eal aAa Z a 0330319 E it L ToS ray faa RAONddY WE O l H 90 Izun 30 nr BPBUBD TOF pooO 1 9914399 ur pruva BY o YSA 07 Spoy BOT L Oa Y 9UOT29N
14. of LF414 LF600F LF414 LF610F 1 Meter size of 1 2 inch 15mm For the detail of the converter check the LF600F LF610F converter s instruction manual Integral Terminal block cover Flow direction arrow a sects we 5 Window for electrode Figure 3 1 1 Appearance of LF414 LF600F LF610F Meter size 1 2inch 15mm 2 Meter size of linch 25mm For the detail of the converter check the LF600F LF610F converter s instruction manual Terminal block cover Flow direction arrow Detector Grounding ring ae c Window for electrode Figure 3 1 2 Appearance of LF414 LF600F LF610F Meter size 1 inch 25mm 3 Meter size of 1 1 2 to 4 inch 40 to 100mm For the detail of the converter check the LF600F LF610F converter s instruction manual Terminal block cover Ground terminal for converter Flow direction arrow Ground terminal for detector Detector Grounding ee Figure 3 1 3 Appearance of LF414 LF600F LF610F Meter size 1 1 2 to 4 inch 40 to 100mm 4 Meter size of 6 and 8 inch 150 and 200mm For the detail of the converter check the LF600F LF610F converter s instruction manual Terminal block cover Lifting Lugs Only 8 inch 200mm provided Ground terminal for converter Grounding ring Detector Figure 3 1 1 Appearance of LF414 LF600F LF610F Meter size 6 and 8 inch 150 and 200mm 3 1 2 Appearance of LF414
15. the input signal cable Separate i Strip the sheath from the end of each conductor of a 2 core individually shielded cable as shown in Figure 5 4 Twist those shields and cover them with a thermal contraction tube or vinyl tube not to make contact with the case or core wires Then attach an M3 5 crimping terminal with insulated sleeve as shown in Figure 5 3 Connect a crimping terminal to the A and B terminals on the terminal block and connect to each G terminal of the detector and converter M3 5 crimping terminal Thermal contraction tube or vinyl tube A Black G Shield B White 25 45mm t 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 a Open the shield mesh with a pencil or the like Coated wire b Pull out the internal coated wires from the hole of the shielded mesh Shield mesh c Pull out all internal coated wires and extend the shield mesh wire Figure 5 4 Treating the Signal Cable Shield Mesh 5 4 2 Cable Connection Connect and install the terminal treated cables to the terminal block Connect the cables to the terminal block securely A loose connection may cause incorrect measurement After connecting a cable try to pull it to check whet
16. 46 150mm 8 M20 340 164 to 205 8 M20 340 70 to 88 200 EEE 12 M20 410 60 to 75 Wa 8 M20 410 146to 183 2 200mm DIN BS 16 12 M20 410 156 to 195 24 TOSHIBA 6F8A0870 4 3 Piping Connections 1a Ideal Upstream Straight Pipe Length Installation Requirements If various joints are used upstream of the detector outlet the straight pipe length as shown in Table 4 2 is required Table 4 2 Required straight pipe length on the upstream side 5 Other valves not fully opened 3 Diffuser I h PE ME 4 Fully opened sluice valve _ A TL TB kt L Required straight pipe length straight pipe length plus half length of the detector D Nominal bore size diameter NOTES The length of a reducer if connected can be counted as a part of the straight pipe length No straight 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 upstream straight pipe from the flange is required to maintain the performance specification NOTE The test results were obtained and demonstrated at Toshiba s flow calibration facility Fuchu Japan 2 Pipe Orientation
17. Installation Safety Precautions for Installation N WARNING E Do not live active circuits under environment of explosive atmospheres S Live part of electric circuit or a high temperature department can cause explosion DON T E Do not use parts of other products S Protective performance degradation for hazardous location can cause explosion DON T E Do not active live circuits While assembly of all components is not over S Protective performance degradation for hazardous location can cause explosion DON T 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 9 Unsuitable conduit connections for hazardous location can cause explosion DO A CAUTION E Ground the LF414 LF600F LF610F and I Use an appropriate device to carry and install LF414 independently from power the LF414 LF600F LF610F and LF414 equipment 100 ohm or less ground resistance Operating this product without If his product falls to the ground grounding ean cause electric injury or malfunction of or damage to DO shoe o malfiinetion DO the product can be caused Install a switch and fuse to isolate the I Do not modify or disassemble the 9 mains power unnecessarily Power supply from mains power Modifying or disassembling this product can cause electric shock or can cause electric shock malfuncti
18. TOSHIBA 6F8A0870 ELECTROMAGNETIC FLOWMETER DETECTOR MODEL LF414 INSTRUCTION MANUAL TOSHIBA CORPORATION NOTES Before using the equipment please read this manual carefully and understand the contents and then use the equipment correctly e 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 NOTICE We thank you very much for your purchase of our LF414 series electromagnetic flowmeter detector Integral type LF414 LF600F LF414 LF610F Separate type detector LF414 This instruction manual describes the notes on using an electromagnetic flowmeter detector installation configuration and maintenance It is intended for the personnel in charge of installation operation and maintenance To use this product properly and safely read this manual 6F8A0870 carefully before using this product After reading this manual store it in a place where it can be referred to whenever needed This manual uses the following markers to identify the integral type or separate type when it describes items specific to the integrated type or separate type Items without this marker are common items to the integral type and separate type Integral type LF414 LF600F LF414 LF610F i Integral Separate typ
19. The detector may be installed in horizontal vertical or sloping pipe runs as shown in Figure 4 5 However except for horizontal installation fluid should flow from lower to upper directions If no air bubble vertical down flow application are acceptable under pressured piping conditions See Figure 4 5 Flow direction i C b a Horizontal pipe installation g b Vertical pipe installation Detector ra c Sloping pipe installation Ground surface 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 Electrodes A df w A Cross section A A Detector Ground surface Figure 4 6 Installation position of the detector 3 Flow Direction Install the detector in accordance with the flow direction arrow on the detector See Figure 4 7 Flow direction arrow Pees ee Figure 4 7 Flow direction arrow on the detector 4 Preventing 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 Vertical pipe run bc Detector r Figure 4 8 Detector with an upright pipe run at downstream outlet Detector HN Figure 4 9 Detector with sufficient head pressure at downstream outlet 4 4 Grounding N CAUTION E Do not wire
20. 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 to 10 m s specified range calibration Excitation and Signal Cables not provided 30m cable provided other lengths provided Coating no coating Standard for meter size 25mm to 100mm phthalic acid resin coating pearl gray colored Standard for meter size 15mm 150mm and 200mm black tar epoxy resin thickness 0 3 mm black tar epoxy resin thickness 0 5 mm al Kaos is o ee C s 2 o med ae a E ne CC ie sss E E Division 2 Hazardous Location Meter size 15mm 1 2 25mm 1 40mm 1 1 2 50mm 2 80mm 3 100mm 4 150mm 6 200mm 8 QW O Standard A Option Not available TOSHIBA Table 9 3 Type Specification Code Exciting Cable and Signal Cable Specification Code D eats EE DW s 6 7 s Deseription lA cc Dedicated preformed cable o Nominal cross sectional area of Exciting cable Note 1 A 1 25 mm2 B 2 mm2 A 0 75 mm Cable length 1m 2m 3m 4m 5m 6m 7m 8m 9m 10m 15m 20m 25m 30m 35m 40m 45m 50 m 60m ceccocceccooooooooooooooo L Ne Sere ee ee O Q O Q O Q O Q O XO OO Au OQ LN From 1 to 10 meters 3 3 to 32 8 feet Cable can be ordered in 1 meter increments From 10 to 50 meters 32 8 to 164 fee
21. UIT IS LIVE UNLESS LOCATION IS KNOWN TO BE NONHAZARDOUS Live part of electric circuit or a high temperature department can cause explosion DON T Do not active live circuits While assembly of all components is not over 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 Unsuitable conduit connections for hazardous location can cause explosion DO TOSHIBA N CAUTION E Install a switch and fuse to isolate the E Turn off mains power before conducting wiring LF414 LF600F LF610F and LF414 from work mains power Power supply from mains power can Wiring while power is applied can cause cause electric shock or circuit electric shock DO break down DO E Do not work on piping and wiring with wet Ml Ground the LF600F LF610 independently from hands power equipment 100 ohm or less ground resistance Wet hands may result in electric Operating this product without grounding shock can cause electric shock or malfunction DON T DO E Do not conduct wiring work with bare hands IH For the power supply wiring and grounding wiring use crimping terminals with insulated sleeve Remaining electric charge even if There is a risk of electric shock due to power is turned off can still cause drop off or loosing
22. and a risk of fire and electric shock eguipment trouble due to heat generation DON T po dui g Do not modify or disassemble the LF600F FFO E ROOZE and TROIE The label shown left is placed near the unnecessarily power supply terminal on the Modifying or disassembling this converter D product can cause electric shock Be alert to electric shock malfunction of or damage to this DON T product Flowmeter accuracy may be affected by the way wiring is executed Proceed with correct wiring taking the precautions in following pages Notes on wiring N CAUTION 1 Select the cable runs away from electrical equipment motors transformers or radio transmitters which causes electromagnetic or electrostatic interference 2 Deterioration of flowmeter circuit insulation occurs if the converter interior or cable ends get wet or humidified This in turn causes malfunction of flowmeter or noise problems Avoid a rainy day if the flowmeter is to be installed outdoors Even indoors prevent water from splashing over the flowmeter Try to finish the wiring as quickly as possible 3 The converter has an arrestor installed inside Therefore do not conduct a withstand voltage test for the converter To check the insulation of the converter use a voltage of 250Vdc or less 4 After wiring be sure to install the terminal block protection cover 5 5 Because the excitation cable and flow rate signal cable transmit very delicate signals pass
23. atment of Cables Follow the procedures below to treat the terminals at the converter side of various cables and install the cables to the terminal block Use appropriate cables based on the description in Section 5 1 Cables Crimp a round type insulated crimp type terminal to the end of the cables 1 Power cable current output cable digital I O cables The necessary cables should be ordered from the person responsible for the installation Strip the sheath of each conductor as shown in Figure 5 1 and attach a crimping terminal with insulated sleeve to it The size of the crimping terminal is as follows Integral type LF600F LF610F M4 Separate type LF602F LF612F M3 5 e Connect the power cable to terminal blocks L1 and L2 e Connect the current output cable to terminal blocks and e Connect the digital I O cable to terminal blocks D1 D01 D02 and COM as required __ LF600F LF610F type M4 Sampling tenia LF602F LF612F type M3 5 n 25 45mm Figure 5 1 Terminal Treatment of Power Cable Current Output Cable and Digital I O cable fol 2 Excitation cable Separate Strip the sheath from the end of each conductor as shown in Figure 5 2 attach an M3 5 crimping terminal with insulated sleeve and connect it to the terminal blocks X and Y Connect the red conductor to terminal block E M3 5 crimping terminal 25 45mm x Figure5 2 Terminal Treatment of Excitation Cable fo 3 Connecting
24. cables and replace parts E Do not work on piping and wiring with wet hands when power is supplied Wiring work and replacing Wet hands may result in electric shock parts in the power on state DON T may cause electric shock DON T i 1 Grounding of the LF414 LF600F LF414 LF610F type Integral a Ground as shown in Figure 4 10 Make the grounding wire as short as possible Use grounding wire material of IV wire 5 5mm or more Do not share a grounding wire with other instruments where grounding current may flow An independent grounding is preferable Piping of non conductive material Conductive material pipe Example Resin or metal piping whose Example Metal etc inside is resin lined etc Grounding terminal Grounding wire J L grounding resistance a 100 Q or less e f the piping material is conductive connect e f the piping material is non conductive perform the grounding wires to the both ends of the grounding grounding resistance 100 2 or less piping flange Figure 4 10 Grounding the LF414 LF600F LF414 LF610F Type TOSHIBA oy 2 Grounding of the LF414 type Separate Ground the external grounding terminal of the detector and the FG terminal of the converter or external grounding terminal of the converter securely grounding resistance 100Q or lower Use grounding wire material of IV wire 5 5mm or more Do not share a grounding wire with other instruments where grounding current may fl
25. duct Make yourself familiar with signal words and symbols used for safety signs and labels Then read the safety precautions that follow to prevent an accident involving personal injury death or damage to property Explanation of signal words The signal word or words are used to designate a degree or level of hazard seriousness The signal words used for the product described in this manual are WARNING and CAUTION AN Indicates a potentially hazardous situation which if not avoided could result in death or serious WARNING injury Indicates a potentially hazardous situation which AN C AUTION 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 safety instructions Indicates an action that is prohibited Simply DON T do this action The prohibited action is indicated by a picture or text inside or next to the circle Indicates an action that is mandatory DO this action The mandatory action is indicated by a picture or text inside or next to the circle Indicates a potential hazard The potentially hazardous situation is indicated by a picture or text inside or next to the triangle SAFETY PRECAUTIONS Safety Precautions for Installation and Wiring N WARNING E Do not disconnect while circuit is live unless location is known to be nonhazardous S Live part of el
26. e detector LF414 oy Separate Toshiba LF414 electromagnetic flowmeter 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 Precautions described at the front carefully and understand the contents before using this product The Safely symbols used in the Safety Precautions are shown in a location such as in the margin to the left of the corresponding commentary in the main text NOTES 1 The reproduction of the contents of this Manual in any form whether wholly or in part is not permitted without explicit prior consent and approval The information contained in this Manual is subject to change or review without prior notice Be sure to follow all safety operating and handling precautions described in this Manual and the regulations in force in the country in which this product is to be used 5th Edition Apr 2008 First Edition September 2005 SAFETY PRECAUTIONS Safety signs and labels affixed to the product and or described in this manual give important information for using the product safely They help prevent damage to property and obviate hazards for persons using the pro
27. ectric circuit or a high temperature department can cause explosion DON T E Do not modify or disassemble the enclosure oN Strength degradation and defects of enclosure can cause explosion DON T E Do not use parts of other products S Protective performance degradation for hazardous location can cause explosion DON T E Do not touch live circuits until assembly of all components is not over S Protective performance degradation for hazardous location can cause explosion DON T E 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 o Unsuitable conduit connections for hazardous location can cause explosion DO TOSHIBA SAFETY PRECAUTIONS continued Safety Precautions for Installation and Wiring Install a switch and fuse to isolate the LF414 LF600F LF610F and LF414 from mains power DO Turn off mains power before conducting wiring work can cause electric shock or circuit break down Wiring while power is applied can cause electric shock DO Turn off mains power before working on pipes DO Working on pipes while power is applied can cause electric shock Do not conduct wiring work with bare hands Remaining electric charge even if power is turned off can still cause electric shock Do not work on piping and wiring with wet hands 9 DON
28. ere is specification by flowing quantity Range in which the customer is specified Is this specification Range flowing quantity of Figure 9 1 Please confirm becoming in the upper bound value from the flow velocity chart Meter size Standard Flow rate Velocity m s mm Volume m h See Figure 9 2 and find meter sizes within the velocity of 0 1 to 10 m s for a 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 100 150 200 mm Flow volume m h Figure9 2 Flow velocity vs flow volume SI Unit low volume Flow velocity range Meter size 0 1m s 0 3m s 1m s 10m s 15mm 0 0631m h 0 1908m h 0 6361mh 6 361m h 25mm 0 1767m h 0 5301m h 1 767m h 17 67m h 40mm 0 4523m h 1 357m h 4 523m h 45 23m h 50mm 0 7067m h 2 120m h 7 067m h 70 67m h 80mm 1 809m h 5 428m h 18 09m h 180 9m h 100mm 2 827m h 8 482m h 28 27m h 282 7m h 150mm 6 361m h 19 08m h 63 61m h 636 1m h 200mm 11 31m h 33 03m h 113 1m h 1131m h TOSHIBA 6F8A0870 US Unit ow volume Flow velocity range Meter size 0 328ft s 0 98ft s 3ft s 10ft s 32 8ft s 1 2 inch 0 2801 gal min
29. erter installation location so that the distance between the detector and converter does not exceed 300m 4 2 Mounting Procedure 4 2 1 Pipe checks 1 Before installing pipes check for any leaning misplacement or eccentricity as illustrated in Figure 4 1 An attempt to unreasonably connect pipes that are inclined may lead to a detector breakdown or fluid leakage Connecting pipes in an eccentric state may also cause wear and tear of linings and grounding rings as well as measurement errors Before installing pipes make sure to flush the interior of the pipes to remove deposited material Inclination a Pipe leaning b Pipe axis misplacement or eccentricity Figure 4 1 Pipe leaning and axis misplacement a NU 6F8A0870 2 Preventing an Empty Pipe Condition Fix the relevant pipes installed on both sides of the detector by attaching fittings etc 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 Pipe support fittings Pipe support fittings Figure 4 2 Example of Pipe Fixing Procedure Figure 4 3 Model Diagram of Unsupported Pipes Uo 6F8A0870 4 2 2 Installation Procedure To mount the LF414 place it between the upstream and downstream pipe flanges and tighten it with flange bolts and nuts See Figure 4 4 and follow the procedure below 1 Insert two lowe
30. f the converter to go above 60 C If the ambient temperature goes above 60 C try to lower the temperature by measures such as wrapping heat insulating materials over the detector pipe and adjoining pipes Terminal box Lower mounting bolts Figure 4 4 LF414 flowmeter detector piping connections TOSHIBA Table 4 1 Bolt length and Nut tightening torque ANSI class 150 ANSI class 300 Meter size Through Bolts Tightening Through Bolts Tightening PCS Dia Length igue C Dia Length TO meter mm N m meter mm N m 15mm 1 2 4 1 2 150 12 to 15 4 1 2 155 25 to 31 25mm 1 4 1 2 170 21 to 26 4 5 8 180 53 to 66 40mm 11 2 4 1 2 195 32 to 40 4 3 4 215 96 to 120 50mm 2 4 5 8 215 52 to 65 8 5 8 220 52to 65 80mm 3 4 5 8 225 71 to 88 8 3 4 240 85 to 106 100mm 4 8 5 8 235 52 to 65 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 12 718 460 227 to 284 DIN BS 10 DIN BS 16 JIS 10K Maray Through Bolts Eo Through Bolts Een Dia Lengt Dia Lengt P C S meter mm N m P C S meter mm N m 4 16to 19 4 10to 13 4 27 to 34 4 22 to 28 4 58 to 72 4 32 to 40 4 78 to 98 4 43 to 53 80mm 8 M16 210 54 to 67 8 M16 210 27 to 34 100mm 8 M16 220 79 to 99 8 M16 215 37 to
31. her it has been connected securely 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 Phillips screwdriver The appropriate torque for tightening the terminal board screw is 1 2 N m Terminal block Figure 5 5 Connecting a Cable to Terminal Block TOSHIBA 6F8A0870 6 Operation N CAUTION E Do not touch the terminal board when E Do not touch the main body when high power is supplied temperature fluid is being measured Touching the terminal board The fluid raises the main body when power is supplied can temperature and can cause burns DON T cause electric shock DON T Preparatory check Follow the procedure described below to prepare before starting the flow measurement described with regard to the entire flowmeter System Check m Check the wiring between the converter and related instruments m Make sure all the bolts of connection flanges on which the flowmeter is mounted securely tightened Check the items listed below m Make sure the direction of flow arrow is in accordance with actual flow m Make sure the flowmeter is grounded with 100 ohm or less ground resistance m Make sure the housing covers are securely
32. his 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 a large amount of information With a large amount of a maximum of 14 characters x 8 lines you can easily set up various displays including bar graphs and alarm indications The backlight display allows you to read the indicator easily 4 Use of infrared switches Use of infrared switches allows you to perform various operations without opening the converter housing cover 5 Intelligent functions The widely used HART protocol communications system is used as a standard feature This product supports PROFIBUS communication optionally available I HART protocol HART stands for Highway Addressable Remote Transducer and is a communication protocol recommended by HCF HART communication Foundation for industrial sensors 2 PROFIBUS PROFIBUS which stands for PROCESS FIELDBUS is a field bus that is approved by international standard IEC61158 The electromagnetic flowmeter supports PRFIBUS PA for process automation 3 Names of Parts IMPORTANT The apparatus should not be provided with the cable connections Please prepare yourself for the cable connections which could be used in Division2 hazardos 3 1 Appearance 3 1 1 Appearance
33. in the open air unprotected against rain or wind This can cause electric shock or cause damage to the flowmeter electronics e Do not open the cover under high ambient temperature or high humidity conditions or in corrosive atmospheres This can cause deterioration of system accuracy or cause damage to the flowmeter electronics Since a varistor is built in converter do not conduct a withstand voltage test for the converter In addition the voltage for checking the insulation of the converter must be 250VDC or lower This product may cause interference to radio and television sets if they are used near the installation site Use metal conduits etc for cables to prevent this interference 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 e Close a transmitter cover before using a transceiver e Do not use a transceiver whose output power is more than 5 W e Move the antenna of a transceiver or a cellular phone at least 50 cm away from the flowmeter and signal cables when using it e Do not use a radio transmitter or a cellular phone near the flowmeter while it is operating online The transmitter or cellular phone s output impulse noise may interfere with the flowmeter e Do not install a radio transmitter antenna near the flowmeter and signal cables 10 For reasons of flowmeter failure
34. ing items are included in the package For the integral type when a converter and detector are united i Electromagnetic flowmeter main unit Instruction manual One each for the converter and detector Integral For the separate type when a converter and detector are separated fay Electromagnetic flowmeter converter Electromagnetic flowmeter detector Separate Instruction manual Once each for the converter and detector E Inspect the flowmeter for indications of damage that may have occurred during shipment m Make sure the type and specifications of the flowmeter are in accordance with 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 N CAUTION 1 Avoid places where there is direct sunlight rain or wind 2 Store the product in a well ventilated place Avoid places of extremely high humidity or extremely high or low temperature The following environment is recommended e Humidity range 10 to 90 RH no condensation e Storage temperature 25 to 65 C 3 Avoid places where vibrations or mechanical shock occur 4 Ifthe cover of the converter is left open while being stored gradual deterioration of circuit isolation can be caused Therefore don t open the cover u
35. ion of a magnetic field with flux density B see Figure 14 1 When an electrically conductive fluid flows in the pipe an electrode voltage E is induced between a pair of electrodes placed at right angles to the direction of magnetic field The electrode voltage E is directly proportional to the average fluid velocity V The following expression is applicable to the voltage E induced electrode voltage V E KxBxDxV V Eq 14 1 K sonstant B magnetic flux density T D meter pipe diameter m Volumetric flow rate Q m s is i V fluid velocity m s Q LoL XV Geena Eq 14 2 Using the Equation 14 1 and 14 2 E KxBxDx xO m xD NEB y eee Eg 14 3 x xD E Therefore volumetric flow rate is directly proportional to the induced voltage Sguare Wave Excitation 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 With square wave excitation the LF414 LF600F LF414 LF610F and LF414 offers reliable measurement without being affected by electrostatic or electromagnetic interference or electrochemical polarization between the electrodes and the fluid to be measured 9 Specifications The flowmeter specifications and the type specification code used when ordering the flowmeter are described in this chapter 9 1S pecifications Meter size 1 2 1 1 1 2 2 3 4 6 8 inch 15 25 40 50
36. les NO installed correctly YES YES Is the fuse burnt NO Is the flow range correctly set NO YES Is the flow direction match with the arrow mark on the detector NO YES Contact your nearest Toshiba representative Use the correct power supply for each device Install the cables correctly Refer to Chapter 5 Wiring Replace the fuse with a new one Set correctly Refer to combined converter s manual Install the detector correctly Refer to Chapter 4 Installation TOSHIBA 6F8A0870 7 2 2 Flow rate indicated is not correct START Set correctly Refer to combined converter s manual Is the flow range correctly set Perform the zero adjustment Is zero point correctly set Refer to combined converter s manual Is the excitation current value as stated on the flow direction tag NO Set correctly Refer to combined converter s manual YES Is the inside wall of detector YES Din AA Clean the inside of the detector pipe ipe contaminated Design the output circuit so that the NO i NO i x Is the output load resistance output load resistance is less than as specified 750 Q YES Are there two load YES resistors connected to Connect the two load resistors in the output in parallel series if necessary NO 9 Is accuracy calculated as follows NO Measured flow rate Actual flow rate X100 Calculate as shown on the lef
37. m or more The size of the external grounding terminal screws is M4 Do not share a grounding wire with other instruments where grounding current may flow An independent grounding is preferable Power cable When a 3 core cable is used Ground with the FG terminal When a 2 core cable is used Use an external grounding terminal and make the cable as short as possible oy 5 3 2 Notes on Wiring of the Separate type LF414 Separate e 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 fluid Refer to the instruction manual of the combined detector When connecting with the detector wire the cables in the order of the excitation cable and flow rate signal cable Because the input cables transmit very delicate signals pass the excitation cable and input signal cable 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 When replacing the flow rate signal cable and excitation cable also refer to the instruction manual of the relevant detector Order the detector terminal box cover packing from Toshiba 5 4 Wiring 5 4 1 Terminal Tre
38. m the LF600F LF610F LF602F and LF612F converter for years of continuous operation observe the following precautions 1 Do not store or install the flowmeter in Places where there is direct sunlight Places where there is snow and ice Infrared switches may not function correctly Places where excessive vibration or mechanical shock occurs Places where high temperature or high humidity conditions obtain Places where corrosive atmospheres exist Places submerged under water Places where there is a sloped floor To put the flowmeter temporarily on the floor place it carefully with something such as a block to support it so that the flowmeter will not topple over Places where there is following factors Factors to impede infrared switch to operate properly Intense light such as direct sunlight and reflected sunlight by window glass or metal plate Place where brightness changes suddenly such as ON OFF of lighting Dense smoke or steam near the control panel Those attached on the control panel such as rain dew drop snow 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 t
39. ntil it is connected with wires 5 To put the flowmeter temporarily on the floor place it carefully with something such as block orstopper to support it so that the flowmeter will not topple over Lu du 6F8A0870 2 Overview The LF414 LF600F LF414 LF610F and LF414 electromagnetic flowmeter can be use in the following hazardous classified locations Class I Division 2 Groups A B C and D Class II Division 2 Groups E Fand G Class II This product is a converter used for electromagnetic flowmeters that measure the volumetric flow rate of conductive fluid using Faraday s law of electromagnetic induction You can bring out the functions of the converter when you place it in the converter housing you prepare and use it in combination with a fluid rate measurement detector The converter sends out a signal to drive the detector excitation coil which generates a magnetic field inside the detector The converter receives the signal electromotive force obtained by the detector The signal electromotive force is proportional to the generated flow rate in the fluid using Faraday s law of electromagnetic induction After carrying out its operation the converter converts the signal electromotive force to an analog signal output and displays the status as a flow rate value Features With a linear relationship between the flow rate and output signal the electromagnetic flowmeter is used as an easy to read indicator In addition to t
40. o avoid above factors operate the EMF converter removing the factor by covering the control panel by hand so that light does not shine on it by cleaning those attached on the control panel or by standing in between the reflecting object and the control panel to block the light 2 Wire cables correctly and securely Be sure to ground at the converter side grounding resistance 1009 or less Avoid a common ground used with other eguipment where earth current may flow An independent ground is preferable Select cable paths away from electrical eguipment motors transformers or radio transmitters which causes electromagnetic or electrostatic interference The apparatus should not be provided with the cable connections Please prepare yourself for the cable connections which could be used in Division2 hazardous locations The cable lead in section must be tightened securely to keep air tightness oe 6F8A0870 Handling Precautions continued 5 If the inside of the converter and detector s terminal box are wetted or humidified it may cause insulation deterioration which can result in fault or noise occurrence So do not conduct wiring in the open air on rainy days Also be careful not to wet down the converter and detector s terminal box even in the case of indoor wiring and complete wiring work in a short period of time Observe the following precautions when you open the converter housing cover e Do not open the cover
41. o not use parts of other products S Protective performance degradation for hazardous location can cause explosion ON T E Do not live circuits While assembly of all components is not over S Protective performance degradation for hazardous location can cause explosion DON T E 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 o Unsuitable conduit connections for hazardous location can cause explosion DO N CAUTION E Do not conduct wiring work when E Do not touch the LF414 LF600F LF610F power is applied and LF414 main body when high temperature fluid is being measured Wiring while power is applied S The fluid raises the main body DON T can cause electric shock DON T temperature and can cause burns 7 1 Maintenance E Cleaning m Adhesion might be created in the detectore over a long period of time when used on certain materials Try to confirm whether to cause the adhesion in the detector pipe when the phenomenon is seen and and an abnormality ex decreasing indication etc is confirmed Please clean with a soft brush etc and remove any unnecessary build up inside the meter When using it in the line to which such a phenomenon occurs easily it is recommended that the detector pipe be cleaned regularly Use new gaskets when reinstalling the flowmeter detector in the pipeline
42. on DO circuit break down DON T or damage to this product m Do not work on piping and wiring with wet ands The label shown left is placed near the terminal board for power Wet hands may result in electric supply to the converter shock Be alert to electric shock bie 6F8A0870 4 1 Notes on Selecting the Installation Location DOAR po to 8 9 ug Separate Avoid places within the immediate proximity of eguipment producing electrical interference such as motors transformers radio transmitters electrolytic cells or other eguipment causing electromagnetic or electrostatic interference Avoid places where excessive pipe vibration occurs Avoid places where fluid is pumped in a pulsating manner Avoid places where there is direct sunlight If this is unavoidable use an appropriate shade Avoid places where corrosive atmospheres or high humidity conditions occur Avoid places where there may be limited access such as pipes installed next to high ceilings or constricted areas where clearance for installation or maintenance work is not provided Design piping so that the detector pipe is always filled with fluid whether the fluid is flowing or not The detector has no adjustable piping mechanism Install an adjustable short pipe where needed Chemical injections should be conducted on the downstream side of the flowmeter The maximum length of the cable that connects the detector and converter is 300m Select the conv
43. ow An independent grounding is preferable If it is difficult to perform grounding work at the detector side because of a pit installation or other reasons use a 3 core cable for the excitation cable and connect the E terminal of the detector to the E terminal of the converter The E terminal of the converter is internally connected with the FG terminal and the converter case Shield twisted Grounding terminal 100 ohm or less Input signal I cable ground resistance Excitati bl z xcitation cable Shield twisted Grounding terminal 100 ohm or less ground resistance Wiring between Detector and Converter For grounding the detector see Figure 4 12 below Conductive material piping Example Metal etc Grounding terminal lf the piping material is conductive connect the grounding wires to the both ends of the piping flange Grounding terminal 100 ohm or less ground resistance Input signal cable anr y Excitation cable Shield twisted Grounding terminal Wiring between Detector and Converter when grounidng of the detector is difficut Non conductive material piping Example Resin product or metal piping whose inside is resin lined Ifthe piping material is non conductive perform grounding resistance 1000 or less Figure 4 12 Grounding the LF414 Type Detector 5 Wiring Safety Precautions for Wiring E DO NOT DISCONNECT WHILE CIRC
44. r ec eens cece reece esse eee ees 0000080008000 0080000dG0000000d 00008000 ddO OO O UO Oo 25 4 4 Grounding FEE RR PE RF E NF RYN FN TN NET FR FIR NR FF RH E 28 5 Wiring HY 30 ST en r r FFERI RH Y FY kasuq NE FT TN 31 5 2 External Device Connections and Grounding Ma a Y a elves LOU 32 5 3 Notes on Wiring wdd E ESA EAS E dy Ud RR Rd dU Cd sa n ODd Sw DN adn O Fn 32 5 4 Wiring da ANNA WNO WR ADNA NAD GY E RO AGA NY YA set edaecees 33 6 Operation NN na A SH RY NR q YF FR sidan does Y E kaqa ass 36 7 Maintenance and Troubleshooting e99999O9G0000000000000 0000000000000 000000 0000000000009 00 00 oo oo oo oo 37 7 1 Maintenance MH HY HA HEFFER 38 7 2 Troubleshooting edmadice Rodiw sas kakuy ded les cede che de edi thvlede dae e dean dedhcrestahna ses basa Tas 39 8 Principle of Operation saam ad du NN Mod GR ND AU 42 9 Specifications FUR Cy Fd Yd Yd ud ddd LA DY qanku Yd DDOD 43 9 1 Flowmeter Specifications Y Y AH e r NR 43 92 Type Specification Code GYR tee iA uqa EE FY ere reer eer reece YR 46 10 Outline Dimensions eeeeeseesesssseesseseeseseesesseseesessessessesesseseesessesseseesseseeseseesesseeeese 48 Appendix 1 A system block diagram Saam aa Nausea Y A DY kasu aaa teats 52 TOSHIBA 1 Product Inspection and Storage 1 1 Product Inspection LF414 series electromagnetic flowmeter is shipped in a cardboard container filled with shock absorbing materials Open the package carefully and check as follows m Make sure the follow
45. r mounting bolts through the clearance holes in the upstream or downstream pipe flange 2 Install a packing next to the upstream or downstream flange face and the other packing next to the downstream or upstream pipe flange The two mounting bolts can now be guided through the clearance holes in the downstream packing and flange 3 Place the LF414 flowmeter detector between the two flange packings with the flowmeter detector body above the two bolts The flowmeter must be oriented in accordance with the flow direction arrow 4 Install the two upper mounting bolts through the clearance holes in the upstream and downstream packings and 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 Note that the flowmeter detector pipe axis must be aligned with the pipeline axis on both upstream and downstream sides This is essential to have stable characteristics of flow measurement especially for flowmeters with meter sizes of 50 mm or less IMPORTANT When high temperature fluid is being measured radiant heat from the detector pipe surface and adjoining pipes may cause the ambient temperature o
46. t eo XN 10099 Actual flow rate Contact your nearest Toshiba representative TOSHIBA 7 2 3 Flow rate indication is not stable START Is power supply voltage within the specified range Use a power supply within the specified range Connect each cable securely to the terminal board Are cables securely connected Ground the flowmeter with a copper braid or wire 5 5 mm minimum to a good earth ground 100 Qor less ground resistance Is the flowmeter grounded with 100Qor less ground resistance Is the detector pipe filled with fluid Design piping so that the detector pipe is filled with fluid all the time Design piping so that the fluid does not carry bubbles Is the fluid carrying bubbles Is there high voltage or large Install the flowmeter away from current cable or equipment equipment producing electromagnetic near the flowmeter or electro static interference If the detector tube is not filled with operating fluid the flow is indefinite and representative measurement is impossible Be sure to fill the detector tube with operating fluid before starting measurement 8 Principle of Operation The operating principle of the electromagnetic flowmeter is based on Faraday s Law of electromagnetic induction and it is designed to measure the volumetric flow rate of fluid An insulated pipe of diameter D is placed vertically to the direct
47. t cable can be ordered in 5 meters increments From 50 to 300 meters 164 to 984 feet cable can be ordered in 10 meters increments 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 a 2 wire shielded chloroprene sheathed cable with a nominal cross sectional area of 0 75 mm and an overall diameter of 12 mm 15 32 inch 3 Relation between exciting cable length and its nominal cross sectional area and overall diameter is as follows Exciting cable length Nominal cross sectional area Overall diameter TOSHIBA 10 Outline Dimensions 6F8A0870 10 1 Outline dimensions of LF414 LF600F LF414 LF610F Integral 1 Meter size of 1 2 inch 15mm 225 252 Waight approx 5kg 2 Meter size of linch 25mm 241 Waight approx 5kg 80 lt TOSHIBA 6F8A0870 3 Meter size of 1 1 2 to 8 inch 40 to 200mm 225 z 143 gt L2 ODI Meter size Overall lengeth Diamete of LI flange approx 6 approx 7 approx 8 approx 10 approx 22 approx 32 TOSHIBA 6F8A0870 10 2 Outline dimensions of LF414 1 Meter size of 1 2 inch 15mm Separate 179 Waight approx 3kg 2 Meter size of linch 25mm Waight approx 3kg TOSHIBA 3 Meter size
48. tightened Placing System On Stream E Let the fluid go through the detector pipe Note 1 m When the detector is filled with the fluid stop the fluid and keep it still in the detector pipe Supplying Electric Power m Make sure the power supply is as specified Checking Converter Parameters m Check the configuration parameter settings Refer to combined converter s manual Zero Adjustment E 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 On line measurement m 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 Note 1 If the detector pipe is not filled with the fluid to be measured the flow rate will be indefinite and unable to be measured Before using the flowmeter be sure to fill the detector pipe the fluid to be measured 7 Maintenance and Troubleshooting Safety precaution for Maintenance and Troubleshooting WARNING E Do not disconnect while circuit is live unless location is known to be nonhazardous S Live part of electric circuit or a high temperature department can cause explosion DON T E Do not modify or disassemble the enclosure Strength degradation and defects of enclosure can cause explosion ON T E D

Toshiba LF414 Automobile Parts User Manual

Contents

Download Pdf Manuals

Related Search

Related Contents