Manual Toshiba LF414

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  • Toshiba LF414 - page 1

    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 referre ...

  • Toshiba LF414 - page 2

    - 1 - 6F8A0870 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 flowm eter detector, installation, configuration and maintenance. I ...

  • Toshiba LF414 - page 3

    - 2 - 6F8A0870 SAFETY PRECAUTIONS Safety signs and labels affixed to th e product and/or described in this manua l give important inform ation for using the product safely. They help prevent damage to property and obviate hazards for persons using the product. Make yourself familiar with signal words and symbols u sed for safe ...

  • Toshiba LF414 - page 4

    - 3 - 6F8A0870 SAFETY PRECAUTIONS Safety Precautions for Installation and Wiring WARNING  Do not disconnect while circuit is live unless location is known to be nonhazardous. DON ’ T Live part of electric circuit or a high temperature department can cause explosion .  Do not modify or disassemble the enclosure. DON ’ ...

  • Toshiba LF414 - page 5

    - 4 - 6F8A0870 SAFETY PRECAUTIONS (continued) Safety Precautions for Installation and Wiring CAUTION  Install a switch and fuse to isolate the LF414/LF600F, LF610F and LF414 from mains power.  Use an appropriate device to carry and install the LF414/LF600F, LF610F and LF414. DO Power supply from mains power can cause ele ...

  • Toshiba LF414 - page 6

    - 5 - 6F8A0870 SAFETY PRECAUTIONS (continued) Safety Precautions for Maintenance and Inspection CAUTION  Do not conduct wiring work with wet hands .  Do not conduct wiring work when power is applied . DON’T Wet hands may result in electric shock . DON’T Wiring while power is applied can cause electric shock .  Do ...

  • Toshiba LF414 - page 7

    - 6 - 6F8A0870 Handling Precautions To obtain the optim um perform ance from 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 Infr ...

  • Toshiba LF414 - page 8

    - 7 - 6F8A0870 Handling Precautions (continued) (5) If the inside of the converter and detector's terminal box are wetted or hum idified, 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 conv ...

  • Toshiba LF414 - page 9

    - 8 - 6F8A0870 Table of Contents SAFETY PRECAUTIONS ····················································································· 2 Handling Precautions ········································· ...

  • Toshiba LF414 - page 10

    - 9 - 6F8A0870 1. Product Inspection and Storage 1.1 Product Inspection LF414 series electromagnetic flowm eter is shipped in a cardboard container filled with shock-absorbing materials. Open the package carefully and check as follows:  Make sure the following items are included in the package. For the integral type (when a ...

  • Toshiba LF414 - page 11

    - 10 - 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, F and G Class Ⅲ This product is a converter used for electromagnetic fl owmeters that m ...

  • Toshiba LF414 - page 12

    - 11 - 6F8A0870 3. Names of Parts 3.1 Appearance 3.1.1 Appearance of LF414/LF600F, LF414/LF610F (1) Meter size of 1/2 inch (15mm) IMPORTANT The apparatus should not be provi ded with the cable connections. Please prepare yourself for the cable connections which could be used in Division2 hazardos li Integral Figure 3.1.1 App ...

  • Toshiba LF414 - page 13

    - 12 - 6F8A0870 (2) Meter size of 1inch (25mm) Flow direction arrow Ground terminal for converter Terminal block cover Detector Groundin g rin g Window for electrode Ground terminal for detector For the detail of the converter, check the LF600F, LF610F converter's instruction manual. Figure 3.1.2 Appearance of LF414/LF6 ...

  • Toshiba LF414 - page 14

    - 13 - 6F8A0870 (3) Meter size of 1 1/2 to 4 inch (40 to 100mm) Figure 3.1.3 Appearance of LF414/LF600F, LF610F Meter size 1 1/2 to 4 inch (40 to 100mm) Terminal block cover Flow direction arrow Ground terminal for converter Detector Groundin g rin g Ground terminal for detector For the detail of the converter, check the LF6 ...

  • Toshiba LF414 - page 15

    - 14 - 6F8A0870 (4) Meter size of 6 and 8 inch (150 and 200mm) Figure 3.1.1 Appearance of LF414/LF600F, LF610F Meter size 6 and 8 inch(150 and 200mm) Terminal block cover Flow direction arrow Ground terminal for converter Detector Groundin g rin g Ground terminal for detector For the detail of the converter, check the LF600F ...

  • Toshiba LF414 - page 16

    - 15 - 6F8A0870 3.1.2 Appearance of LF414 (1) Meter size of 1/2 inch (15mm) Separate Excitation cable 3/4 - 14 NPT Flow direction arrow Terminal Box Cover Detector Groundin g rin g Window for electrode Ground terminal for detector Signal cable 3/4 - 14 NPT Terminal Box Figure 3.1.2 Appearance of LF414 Meter size 1/2inch(15mm ...

  • Toshiba LF414 - page 17

    - 16 - 6F8A0870 (2) Meter size of 1inch (25mm) for Excitation cable 3/4 - 14 NPT Flow direction arrow Terminal Box Cover Detector Groundin g rin g Window for electrode Ground terminal for detector for Signal cable 3/4 - 14 NPT Terminal Box Figure 3.1.2 Appearance of LF414 Meter size 1 inch(25mm) ...

  • Toshiba LF414 - page 18

    - 17 - 6F8A0870 (3) Meter size of 1 1/2 to 4 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 Flow direction arrow Terminal Box Cover Detector Groundin g rin g Ground terminal for detector Signal cable 3/4 - 14 NPT Terminal Box ...

  • Toshiba LF414 - page 19

    - 18 - 6F8A0870 (4) Meter size of 6 and 8 inch (150 and 200mm) 矢印銘板 Liftin g lu gs *Only 8 inch (200mm) provided. Excitation cable 3/4 - 14 NPT Flow direction arrow Terminal Box Cover Detector Groundin g rin g Ground terminal for detector Signal cable 3/4 - 14 NPT Terminal Box Figure 3.1.4 Appearance of LF414 Meter s ...

  • Toshiba LF414 - page 20

    - 19 - 6F8A0870 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. 3.2.2 Terminal Block Construction of LF414 Type Separate Integral Signal cable terminal Excitation cable termi ...

  • Toshiba LF414 - page 21

    - 20 - 6F8A0870 4. Installation Safety Precautions for Installation WARNING  Do not live active circuits under environment of explosive atmospheres. DON’T Live part of electric circuit or a high temperature department can cause explosion .  Do not use parts of other products . DON’T Protective performance degradati ...

  • Toshiba LF414 - page 22

    - 21 - 6F8A0870 4.1 Notes on Selecting the Installation Location 1. Avoid places within the immediate proxim ity of equipment producing electrical interference (such as motors, transformers, radio transmitters, el ectrolytic cells, or other equipment causing electromagnetic or electrostatic interference ). 2. Avoid places wh ...

  • Toshiba LF414 - page 23

    - 22 - 6F8A0870 (2) Preventing an Empty Pipe Condition Fix the relevant pipes installed on both sides of the det ector 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 ...

  • Toshiba LF414 - page 24

    - 23 - 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 lower mounting bolts through the clearance holes in the upstream (or downstream ) pipe flange. 2. I ...

  • Toshiba LF414 - page 25

    - 24 - 6F8A0870 Table 4.1 Bolt length and Nut tightening torque ANSI class 150 ANSI class 300 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 1/2” 4 1/2” 150 12 to 15 4 1/2” 155 25 to 31 25mm 1” 4 1/2” 170 ...

  • Toshiba LF414 - page 26

    - 25 - 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 L: Required straight pipe length—stra ...

  • Toshiba LF414 - page 27

    - 26 - 6F8A0870 (2) Pipe Orientation 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 conditio ...

  • Toshiba LF414 - page 28

    - 27 - 6F8A0870 (3) Flow Direction Install the detector in accordance with the flow direction arrow on the detector. See Figure 4.7. 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 ...

  • Toshiba LF414 - page 29

    - 28 - 6F8A0870 4.4 Grounding CAUTION  Do not wire cables and replace parts when power is supplied.  Do not work on piping and wiring with wet hands . DON’T Wiring work and replacing parts in the power-on state may cause electric shock. DON’T Wet hands may result in electric shock . (1) Grounding of the LF414/LF600 ...

  • Toshiba LF414 - page 30

    - 29 - 6F8A0870 (2) Grounding of the LF414 type Ground the external grounding terminal of the detect or and the FG terminal of the converter (or external grounding terminal of the converter) securely ( grounding resistance 100 Ω or lower) . Use grounding wire material of IV wire 5.5mm 2 or more. Do not share a grounding wir ...

  • Toshiba LF414 - page 31

    - 30 - 6F8A0870 5.Wiring Safety Precautions for Wiring WARNING  DO NOT DISCONNECT WHILE CIRCUIT IS LIVE UNLESS LOCATION IS KNOWN TO BE NONHAZARDOUS. DON’T Live part of electric circuit or a high temperature department can cause explosion .  Do not active live circuits While assembly of all components is not over. DON ...

  • Toshiba LF414 - page 32

    - 31 - 6F8A0870 CAUTION  Install a switch and fuse to isolate the LF414/LF600F, LF610F and LF414 from mains power.  Turn off mains power before conducting wiring work. DO Power supply from mains power can cause electric shock or circuit break-down . DO Wiring while power is applied can cause electric shock .  Do not ...

  • Toshiba LF414 - page 33

    - 32 - 6F8A0870 Notes on wiring CAUTION (1) Select the cable runs away from electrical equipment (m otors, transformers, or radio transmitters) which causes electromagn etic or electrostatic interference . (2) Deterioration of flowmeter circuit insulation occurs if the converter interior or cable ends get wet or humidified. ...

  • Toshiba LF414 - page 34

    - 33 - 6F8A0870 5.2 External Device Connections and Grounding For the notes on connecting, wiring and installation of the combined converter, check the model num ber of the combined converter and read the inst ruction manual of the relevant converter. 5.3 Notes on Wiring 5.3.1 Notes on Instrumentation-Converter Wiring • To ...

  • Toshiba LF414 - page 35

    - 34 - 6F8A0870 5.4 Wiring 5.4.1 Terminal Treatment 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 appropria te cables based on the description in Section 5.1 "Cables." Crimp a round type insulated crimp-type t ...

  • Toshiba LF414 - page 36

    - 35 - 6F8A0870 (3) Connecting the input signal cable 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 a ttach an M3.5 crim pin ...

  • Toshiba LF414 - page 37

    - 36 - 6F8A0870 5.4.2 Cable Connection Connect and install the terminal-treate d 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 whether it has been connected securely. Referring to combined ...

  • Toshiba LF414 - page 38

    - 37 - 6F8A0870 6. Operation Preparatory check Follow the procedure described belo w to prepare before starting the flow measurement (described with regard to the entire flowmeter). Check the items listed below  Check the wiring between the converter and related instruments .  Make sure all the bolts of connection flan ...

  • Toshiba LF414 - page 39

    - 38 - 6F8A0870 7. Maintenance and Troubleshooting Safety precaution for Maintenance and Troubleshooting WARNING  Do not disconnect while circuit is live unless location is known to be nonhazardous. DON’T Live part of electric circuit or a high temperature department can cause explosion .  Do not modify or disassembl ...

  • Toshiba LF414 - page 40

    - 39 - 6F8A0870 7.1 Maintenance  Cleaning  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 de tector pipe when the phenomenon is seen, and and an abnormality (ex. decreasing indication, etc.) is confirmed. Please c ...

  • Toshiba LF414 - page 41

    - 40 - 6F8A0870 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 flowch arts are based on three symptoms (1) to (3). If you cannot solve the problem, contact your nearest Toshiba representative. 7. ...

  • Toshiba LF414 - page 42

    - 41 - 6F8A0870 7.2.2 Flow rate indicated is not correct Is the flow range correctly set? Set correctly. Refer to combined converter's manual. NO YES Is zero point correctly set? Perform the zero adjustme nt. Refer to combined converter's manual. NO YES Is the excitation current value as stated on the flow directio ...

  • Toshiba LF414 - page 43

    - 42 - 6F8A0870 7.2.3 Flow rate indication is not stable Is power supply voltage within the specified range? Use a power supply within the specified range. Are cables securely connected? Connect each cable securely to the terminal board. Is the fluid carrying bubbles? Design piping so that the fluid does not carry bubbles. I ...

  • Toshiba LF414 - page 44

    - 43 - 6F8A0870 8. Principle of Operation The operating principle of the electromagnetic flowme ter 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 direction of a magnetic field with flux d ...

  • Toshiba LF414 - page 45

    - 44 - 6F8A0870 9. Specifications The flowmeter specifications and the type specifi cation code used when ordering the flowmeter are described in this chapter. 9.1Specifications Meter size: 1/2, 1, 1 1/2, 2, 3, 4, 6, 8 inch (15, 25, 40, 50, 80, 100, 150, 200mm) Measurement range in terms of flow velocity: 0 – 1.0 ft/s to 0 ...

  • Toshiba LF414 - page 46

    - 45 - 6F8A0870 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 C a b l e l e n g t h : Allowab ...

  • Toshiba LF414 - page 47

    - 46 - 6F8A0870 Flow and calibration velocity range : I t c a l i b r a t i o n b y s t a n d a rd Range shown in the table below when Range is not specified. It calibration when there is sp ecification by flowing quantity Range in which the customer is specified. Is this specification Range flowing quantity of Figure 9.1. P ...

  • Toshiba LF414 - page 48

    - 47 - 6F8A0870 Flow velocity range Flow volume Meter size 0.328ft/s 0.98ft/s 3ft/s 10ft/s 32.8ft/s 1/2 inch 0.2801 gal/min 0.8403 gal/min 2.561 gal/m in 8.538 gal/min 28.01 gal/min 1 inch 0.7781 gal/min 2.334 gal/m in 7.115 gal/min 23.72 gal/m in 77.81 gal/min 1 1/2 inch 1.992 gal/min 5.975 gal/m in 18.21 gal/min 60.71 gal/ ...

  • Toshiba LF414 - page 49

    - 48 - 6F8A0870 9.2 Type Specification Code Table 9.2 Type Specification Code ○ : S t a n d a r d △: Option - : Not available Specification Code 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Description 15mm to 100mm 150mm and 200mm E l e c t r o m a g n e t i c F l o w m e t e r S t y l e Wafer type Area of use Division 2 Ha ...

  • Toshiba LF414 - page 50

    - 49 - 6F8A0870 Table 9.3 Type Specification Code (Exciting Cable and Signal Cable) Model Specification Code 1 2 3 4 5 6 7 8 Description A C C Dedicated preformed cable A B Nominal cross-sectional area of Exciting cable (Note 1) 1.25 mm² 2 mm² A Nominal cross-sectional area of Signal cable (Note 2) 0.75 mm² 0 0 0 0 0 0 0 ...

  • Toshiba LF414 - page 51

    - 50 - 6F8A0870 10. Outline 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 φ 49 225 87 241 80 (35) 143 Integral ...

  • Toshiba LF414 - page 52

    - 51 - 6F8A0870 (3) Meter size of 1 1/2 to 8 inch (40 to 200mm) Meter size (mm) Overall lengeth L1 Hight (L2) Diamete of flange φ D1 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 ...

  • Toshiba LF414 - page 53

    - 52 - 6F8A0870 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 ...

  • Toshiba LF414 - page 54

    - 53 - 6F8A0870 (3) Meter size of 1 1/2 to 8 inch (40 to 200mm) Meter size (mm) Overall lengeth L1 Hight (L2) Diamete of flange φ D1 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 ...

  • Toshiba LF414 - page 55

    - 54 - 6F8A0870 Appendix 1 1-1 A system block diagram for LF414/LF600F, LF414/LF610F ...

  • Toshiba LF414 - page 56

    - 55 - 6F8A0870 2-1 A system block diagram for LF414 ...

  • Toshiba LF414 - page 57

    - 56 - 6F8A0870 Write down the address and phone number of the distri butor from which you purchased this product, the product code, SER.NO. and so on. Distributor Address N a m e Phone number ( ) - Product code LF S E R . N O . ...

  • Toshiba LF414 - page 58

    6F8A0908 ...

Manufacturer Toshiba Category Automobile Parts

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2. Contents - index of all tips concerning the Toshiba LF414, that we can find in the current document
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5. FAQ - Frequently Asked Questions
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