Instruction/ maintenance manual of the product TIC-LF494B Toshiba
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TIC-LF494B Field Intelligent Device Series Sanitary Electromagnetic Flowmeter Introduction Sanitary electromagnetic flowmeters LF490 series are designed for applications ha ndling food and beverages.
TIC-LF494B 2 Specifications Overall Specifications 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.
TIC-LF494B 3 Model LF610 and LF612 converters Input signals Analog signal — the voltage signal from detector, proportional to process flow rate (for LF612 separate type converter). Digital input DI (opt.) Signal type: 20 to 30Vdc voltage signal Input resistance: 2.
TIC-LF494B 4 • Digital output: OFF • LCD display: No display • PROFIBUS: No communication Power supply: One of the following can be selected: • 100 to 240Vac, 50/60Hz (std.
TIC-LF494B 5 Installation Dimensions (Combined type) Clamp connection Unit : inch(mm) ØD1 L1 8.86( 225) 5 .63( 143) 1.42 ( 36 ) 5.16 ( 131 ) (L 2 ) Note1: Clamp (Joi nt) size i s different from m eter size of LF490 and LF494. See the following tab le.
TIC-LF494B 6 Dimensions (Separate type) Clamp connection 3 .4 6 ( 88 ) 3.58 ( 91 ) ( 単位 ：mm ) ΦD１ L1 4.96 ( 126 ) 1.57 ( 40 ) (L2) R ( PT ) 1/ 2 M a l e sc r e w 1.38 ( 36 ) Note1: Clam p (Joint) size is different from meter size of LF490. See the following table.
TIC-LF494B 7 LF490, LF494 Detectors Pipe (weld ing) Normal type For English unit Meter size (inch) Joint size (ISO2852) L1 (inch) L2 (inch) D1 (inch) D2 (inch) D3 (inch) Weight (lbs ) 1 (1S) 2 S 0.85 0.11 2.52 0.91 1.00 Approx.0.4 1-1/2 (1-1/2S) 2 1/2 S 0.
TIC-LF494B 8 矢視 A 信号ケーブ ル グラ ン ド 電源ケーブ ルグラ ン ド 封止栓 励磁 ケーブ ルグラ ン ド 電流出力ケ ー ブルグ ラ ンド 接地端子 (M 4 ) 取付金具 4－ φ 11 取付金具 82 (36 ) 1 5 6 13 15 1 17 8 20 0 151 74 ± 0 .
TIC-LF494B 9 T erm inal bo ard Conne cte d dete ctor IV wire 5.5 mm 2 or more Power switch (Ex ter nal do ubl e- pol e powe r sw itch ) Thi ck w alle d ste el cond uit Si gn al ca b le Pow er cabl e (.
TIC-LF494B 10 Wiring Precautions (1) Explosion proof type flowme ters are not provided cable glands. Refer to the part Cable connection port at detector and converter. (2) Connect the grounding wire (IV wire 5.5mm² or more) to a good earth ground (10 0 Ω or less ground resistance).
TIC-LF494B 11 Calibration Range If the calibration range is not specified, the standard range as shown below will be used. If the range is specified, we will use the specified range for calibration. Table 4. Standard Flow Range Standard flow range Meter size inch(mm) Flow rate (gal/min) Flow rate (m³/h) Flow velocity (m/s) 1 (25) 75 6 3.
TIC-LF494B 12 Table 5. Specification Code (Sanitary type detector LF490 Series) Model Specification Code Type 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Description Normal Ex.
TIC-LF494B 13 Table 6. Specification Code for converters Model Specific ation Code 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Contents LF600 type LF602 type L F 6 1 Electromagne tic flowmeter converter 0 Combin.
TIC-LF494B 14 This Page Intentionally Blank.
TIC-LF494B 15 This Page Intentionally Blank.
TIC-LF494B TIC-LF494B Specifications are subject to change without notice. Printed in Japan 2008-5 (TDOC) © TOSHIBA Corporation 2008 All Rights Reserved. http://www.toshiba.com/ind/ ISO9001 and ISO1400 1 are certified. Misuse of this product can result in damages to property or hum an injury.
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