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1MHz transducer components are as follows.

Components

Quantity

Material

Weight

(approx.)

1. Transducer

1pair (2pcs)

Case : PBT (Plastic)

180g / 2pcs

2. Holder

2pcs

PBT (Plastic)

160g / pc

3. Fastening Fixture

10pcs

SUS304

20g / pc

4. Stainless Band

15 m

SUS430

24g / m

5. Clamp

2sets

SUS304

55g / set

6. Thumb Screw (for Z-method)

4pcs

SUS303

16g / pc

7. Installation Outfit

1set

(30m or less)

Flowmeter cabinet (Pit)

Pipe

Valve

Note: Contact the manufacturer if a pump, valve, pipe with gradual width

increment, or merger pipe is installed at either the upstream or

downstream side.

Power source

Output signal

Conduit pipe (

size

22)

Coaxial cable

Cable trough

(inner diameter = D)

Pump outlet

Pump

Transducer

Cable connection

Flow

(90

bend)

5D or more

Enough length for fully developed

rotationally symmetrical flow profile required.

(Note)

Pump

Main unit

Содержание LF810

Страница 1: ...0 PRODUCT DATA SHEET Stationary Ultrasonic Flowmeter LF810 TOSHIBA INTERNATIONAL CORPORATION ...

Страница 2: ... var al water was clamped on e pipe so it is pipes or sto on and there ents are pos e 30m s to surements o 1 to 600m ained through PC tware Throu terface it is ul for everyo s onfiguratio ard all requir n of transduc matically dundancy S for 1 month h all events d points data ulses transm ilize this cha quid is elect rious types o stewater se n to s not op e is ssible o of mm ugh very ne to on EZ ...

Страница 3: ...information will be stored as internal logged data automatically 6 Site Check mode Any Error will be indicated on the LCD without PC or any software 7 EZ Translation Any languages are configurable on the PC locally 3 Configuration Flowmeter components Component Model Quantity Description 1 Main unit LF810 1 pc Flowmeter main unit 2 Transducers 1MHz Transducer for 1 24 Pipe 2 pcs Ultrasonic transmi...

Страница 4: ...pcs SUS303 16g pc 7 Installation Outfit 1set 30m or less Flowmeter cabinet Pit Pipe Valve Note Contact the manufacturer if a pump valve pipe with gradual width increment or merger pipe is installed at either the upstream or downstream side Power source Output signal Conduit pipe size22 Coaxial cable Cable trough inner diameter D Pump outlet Pump Transducer Cable connection Flow 90 bend 5D or more ...

Страница 5: ...closely adhered to the base pipe Measurement range Converted to flow velocity 30 m s to 30 m s Number of measurement paths 1 measurement path Measurement cycle 1 s Measurement Performance 1 1 75 DN 25 40mm 2 5 of reading however 0 025 m s for flow velocities less than 1 m s Depending on calibration 2 3 5 DN 50 90mm 2 0 of reading however 0 020 m s for flow velocities less than 1 m s 4 10 DN 100 25...

Страница 6: ...o echo received warning ROFF 4 Equipment failure warning 5 No echo received warning or Equipment failure 6 Hi Limit alarm 7 Lo Limit alarm 8 Forward flow identification 9 Always open 10 Always closed Pulse Width Pulse width of contact is selectable from 1000 500 100 or 20ms Note 1 But not for both forward and backward Output format Photo coupler insulated Contact point capacity DC48V 0 4A Terminal...

Страница 7: ... current ratio or current value mA Terminal panel Screw less Terminal 0 08 2 5mm Log function Std Option Standard Contents Log contents Date and time instantaneous flow rate instantaneous flow velocity forward flow totalized value backward flow totalized value analog input value measurement status error status Number of log entries 68000 entries Log method Ring buffer method Log cycle Initial valu...

Страница 8: ...point Warnings Symbols are displayed at the right side of the LCD R No echo signal received upper line of the LCD D Disturbance detected upper line of the LCD S Receiving echo signal saturated upper line of the LCD C CHECK function is active upper line of the LCD B Low voltage of coin battery lower line of the LCD E Error occurred by equipment failure upper line of the LCD F S Full Scale Upper lin...

Страница 9: ...ate changes would be smoother by this filter Note This value is meaning the time until measuring flow rate reaches 90 by step up increment Self diagnostics and failure processing If failure is diagnosed on following items transitions to be selected status Diagnostic checks 1 Transmitting and receiving circuit 2 CPU 3 DSP 4 Internal clock 5 Memory Area for setting parameter 6 Parameters Selected an...

Страница 10: ...t Less than 15A at AC100V Less than 25A at AC200V Less than 15A at DC24V Option Operating temperature range 14 to 122 F 10 to 50 C Storage temperature range 4 to 140 F 20 to 60 C Operating humidity range Less than 90 RH non condensation Main unit construction Protection Degree IP65 IEC 60529 Wiring Connection port I O and power ports PG13 5 x 3 applicable cable diameter 7 to 12 5 mm Sensor ports P...

Страница 11: ...nt nsist of unting plate alog input In gital commun ulated RS 4 cified to com can be mou put prof 0 to 60 C ed with resin ion Resin fi he factory w Prepa OLFL multi 1006 LAPP 3 con AWG Nom ting or stand e U bolt Win nsulated pas nication func 485 MODBU mply with EC nted simulta files n by the inst illed product with a 30 m c ared by use LEX Classic conductor 0 P KABEL nductors G16 1 5 mm inal oute...

Страница 12: ...the usual means is to locate the flowmeter in a pit to facilitate transducer installation maintenance and testing L 10D 10D or more Probe L 5D 10D or more L 50D 10D L 10D L 30D D 0 5D 1 5D L 5D L 5D L 10D L 30D Flow Control at upper side L 10D Ｐ L 50D Upstream straight pipe length Downstream straight pipe length Structural condition 90 bend T shape joint Increasing Diameter Control Valves Pump Ref...

Страница 13: ...12 7 Dim mension ns M Main Unit D T Dimension Transducer ...

Страница 14: ...13 Mou Mounting unting Fixt Fixture for ure for Tra r Transduc ansducer er Z meth hod ...

Страница 15: ...Co tput connec ble entry po Bottom vi onnectio ction ort iew of mai on n unit case Ca Cab e C USB B c able gland ble gland Cab Cable gland connector j Down sid Up side tr le gland p ds I O ack e transduc ansducer power supp cer ply ...

Страница 16: ...15 9 System Wiring Connection ...

Страница 17: ...ed 3 To prevent noise interference or signal attenuation coaxial cable used transducers and main unit should be less than 30m 2 Size and construction of flowmeter pit 1 Using above schematic as reference determine size of flowmeter pit based on actual piping position and conditions Height of pit should allow person to stand while working 2 Implement countermeasures for floods such as drainage gutt...

Страница 18: ...11 Ap Flow ppendix w Volume an x nd Average F Flow Velocity Average e Flow Velocity m s 17 ...

Страница 19: ...transducers only 0 1 2 3 I O card No need Rs 485 Modbus Communication Card Analog Input Card 1ch Both of RS 485 Modbus and Analog Input B Mounting for Main unit Mounting plate wall surface or stand pipe Note All I O options must be selected at time of ordering All units come with stainless steel mounting plate Coaxial cables Code Contents 1 2 3 4 5 6 C C L 0 Length 1 0 0 1 1 2 2 3 0 5 0 5 0 5 0 Wi...

Страница 20: ...19 INDUSTRIAL DIVISION 13131 WEST LITTLE YORK ROAD HOUSTON TX 77041 PHONE 713 466 0277 800 231 1412 FACSIMILE 713 896 5225 EMAIL instrument tic toshiba com www toshiba com ind ...

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