Toshiba manual 6F8A0870, - 1 -, Integral type LF414/LF600F, LF414/LF610F, LF414/LF620F

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6F8A0870

6F8A0870

NOTICE

We thank you very much for your purchase of our LF414 series electromagnetic flowmeter detector.

Integral type LF414/LF600F, LF414/LF610F, LF414/LF620F

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, LF414/LF620F: Integral

Separate type detector LF414: Separate

Toshiba LF414 electromagnetic flowmeter detectors can be used in combination with various types of electromagnetic flowmeter converters (LF600F, LF610F, LF620F, LF602F, LF612F, LF622F).

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.

2.The information contained in this Manual is subject to change or review without prior notice.

3.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.

7th Edition

May, 2011

First Edition

September, 2005

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Contents 6F8A0870 About Safety Precautions 6F8A0870- 1 - Integral type LF414/LF600F, LF414/LF610F, LF414/LF620FSafety symbols SAFETY PRECAUTIONSExplanation of signal words - 2 -DON’T SAFETY PRECAUTIONS Safety Precautions for Installation and Wiring- 3 - „ Do not modify or disassemble the enclosureDON’T SAFETY PRECAUTIONS continuedSafety Precautions for Installation and Wiring - 4 -Usage limitation Safety Precautions for Maintenance and InspectionWarranty and Limitation of Liability - 5 -・Places where excessive vibration or mechanical shock occurs Handling Precautions- 6 - 2 Wire cables correctly and securelyHandling Precautions continued - 7 -Table of Contents - 8 -1.2 Strage 1. Product Inspection and Storage1.1 Product Inspection - 9 -- 10 - Features2. Overview 5 Intelligent functions3.1.1 Appearance of LF414/LF600F, LF414/LF610F 3. Names of Parts3.1 Appearance Integral 1 Meter size of 1/2 inch 15mmFigure 3.1.2 Appearance of LF414/LF600F, LF610F Meter size 1 inch25mm 2 Meter size of 1inch 25mm- 12 - Ground terminal for converterFigure 3.1.3 Appearance of LF414/LF600F, LF610F 3 Meter size of 1 1/2 to 4 inch 40 to 100mm- 13 - Meter size 1 1/2 to 4 inch 40 to 100mmLifting Lugs 4 Meter size of 6 and 8 inch 150 and 200mm- 14 - providedFigure 3.1.5 Appearance of LF414/LF620F Meter size 1/2inch15mm 3.1.2 Appearance of LF414/LF620F- 15 - Ground terminal for converter Flow direction arrow DetectorGround terminal for converter Flow direction arrow - 16 -Figure 3.1.6 Appearance of LF414/LF620F Meter size 1 inch25mm - 17 - Figure 3.1.7 Appearance of LF414/LF620FMeter size 6 and 8 inch 150 and 200mm - 18 -Figure 3.1.8 Appearance of LF414/LF620F Ground terminal for converter Lifting Lugs- 19 - 3.1.3 Appearance of LF414Separate 1 Meter size of 1/2 inch 15mm Signal cableFigure 3.1.10 Appearance of LF414 Meter size 1 inch25mm - 20 -for Signal cable for Excitation cableFigure 3.1.11 Appearance of LF414 - 21 -Signal cable Excitation cableMeter size 6 and 8 inch150 and 200mm - 22 -Figure 3.1.12 Appearance of LF414 3.2.2 Terminal Block Construction of LF414 Type Signal cable terminal3.2 Construction of the terminal blocks - 23 -- 24 - 4. InstallationSafety Precautions for Installation „ Use an appropriate device to carry and install- 25 - 4.1 Notes on Selecting the Installation Location4.2 Mounting Procedure 4.2.1 Pipe checks 2. Avoid places where excessive pipe vibration occursFigure 4.3 Model Diagram of Unsupported Pipes - 26 -Figure 4.2 Example of Pipe Fixing Procedure Figure 4.4 LF414 flowmeter detector piping connections 4.2.2 Installation Procedure- 27 - - 28 - Table 4.1 Bolt length and Nut tightening torque4.3 Piping Connections 1a Ideal Upstream Straight Pipe Length Installation Requirements1b Optional “Mount Anywhere” Installation Mount-Anywhere Technology L=5DFigure 4.6 Installation position of the detector 2 Pipe Orientation- 30 - Figure 4.5 Detector Piping Orientation- 31 - 3 Flow Direction4 Preventing an Empty Pipe Condition Figure 4.7 Flow direction arrow on the detector- 32 - 4.4 Grounding1 Grounding of the LF414/LF620F type Figure 4.10 Grounding the LF414/LF620F Type2 Grounding of the LF414 type - 33 -- 34 - 5.WiringSafety Precautions for Wiring „ Install a switch and fuse to isolate the 6F8A0870- 35 - independently from power equipment. 100 ohm- 36 - Notes on wiring5.1 Cables Table 5.1 Installation Cables5.2 External Device Connections and Grounding 5.3 Notes on Wiring 5.3.1 Notes on Instrumentation-Converter Wiring5.3.2 Notes on Wiring of the Separate type LF414 - 37 -Separate 2 Excitation cable 5.4 Wiring 5.4.1 Terminal Treatment of Cables1 Power cable, current output cable, digital I/O cables - 38 -- 39 - 3 Connecting the input signal cableNotes on signal cable shield processing work Figure 5.3 Terminal Treatment of Flow Rate Signal CableFigure 5.5 Connecting a Cable to Terminal Block 5.4.2 Cable Connection- 40 - - 41 - 6. OperationPreparatory check „ Check the wiring between the converter and related instruments- 42 - 7. Maintenance and TroubleshootingSafety precaution for Maintenance and Troubleshooting „ Do not conduct wiring work when power is appliedCheck/Replacement of the display unit 7.1 Maintenance„ Cleaning materials- 44 - 7.2 Troubleshooting7.2.1 Flow rate is not indicated START Are power supplies correct NO for each device? YESPerform the zero adjustment Refer to combined converters manual 7.2.2 Flow rate indicated is not correct- 45 - Clean the inside of the detector pipeIs power supply voltage 7.2.3 Flow rate indication is not stable- 46 - Use a power supply within the specified rangeSquare-Wave Excitation Figure 8.1 Principle of Operation 8. Principle of Operation- 47 - - 48 - 9. Specifications9.1Specifications Measurement range in terms of flow velocityFigure 9.1 Electrical Conductivity vs. Cable Length - 49 -Electrical conductivity μS/cm - 50 - Table 9.1 Standard Flow RangeUnit gal/min - 51 -Table 9.2 Flow velocity vs. flow volume Unit m3/h9.2 Type Specification Code Table 9.3 Type Specification Code- 52 - Exciting cable length Nominal cross-sectional area Overall diameter Table 9.4 Type Specification Code Exciting Cable and Signal Cable- 53 - 1 Meter size of 1/2 inch 15mm 10. Outline Dimensions10.1 Outline dimensions of LF414/LF600F, LF414/LF610F 2 Meter size of 1 inch 25mm3 Meter size of 1 1/2 to 8 inch 40 to 200mm - 55 -Waight approx 9 lb 4kg 10.2 Outline dimensions of LF414/LF620F- 56 - - 57 - Waight approx 7 lb 3kg 10.3 Outline dimensions of LF414- 58 - - 59 - Appendix 1-1 A system block diagram for LF414/LF600F, LF414/LF610F - 60 -1-2 A system block diagram for LF414/LF620F - 61 -2-1 A system block diagram for LF414 - 62 -Phone number ( - 63 -Distributor Address Name Product codeFCF50017