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Intelligent turbine flowmeter

ZW-LL series Intelligent turbine flowmeter Mainly used for high precision measurement instrument for…

Description：

、產(chǎn)品概述：">Productoverview:

ZW-LL series Intelligent turbine flowmeter 。">Mainly used for high precision measurement instrument for continuous or intermittent measurement of fluid flow in pipes. 、可靠性好、重量輕

、壽命長

、運(yùn)行噪聲低、安裝使用方便等特點(diǎn)

，可現(xiàn)場指示累積流量

、瞬時流量，單次量等

，亦可輸出脈沖信號

、4-20mA或1-5V模擬信號、232

，485通訊

、20mA+HARTMODBUS協(xié)議等。">With high precision, good reliability, light weight, long service life, low noise, convenient installation and operation, the scene indicates the cumulative flow, instantaneous flow, single volume, but also the output pulse signal, 4-20mA or 1-5V analog signal, 232485 communication, 20mA+HARTMODBUS protocol etc..

，計(jì)量室內(nèi)有一對或兩對可以相切旋轉(zhuǎn)的腰輪

。">The utility model is characterized in that a metering chamber in the meter casing, the metering chamber has a pair or more can be tangent to the waist wheel rotation. 。">In the outside of the casing and the coaxial flowmeter both search round a set of transmission gears meshing with each other, they make a waist wheel can be linked with each other.

，由腰輪的外輪腳和流量計(jì)殼體的內(nèi)壁面可以組成其有一定容積的“斗”空間.我們稱為“計(jì)量室”。">ZW-LL Series <strong> Intelligent Flowmeter</strong> in the structure, the outer legs and waist wheel flowmeter the inner wall of the shell surface can be composed of a certain volume of the "bucket" space. We called the measuring room". ，在流量計(jì)進(jìn)出口流體差壓的作用下.兩腰輪將按正方向旋轉(zhuǎn)

。">When the fluid flow through the flow meter in timing, the import and export of differential fluid pressure under the action of two. According to the positive direction of rotation of the waist wheel. The formation of a metering chamber enclosed by the waist wheel and the shell. 。">The fluid metering chamber filled with a single volume of imports from the waist wheel is divided into continuous fluid.

、工作原理：">Second, working principle:

，腰輪在此壓差的推動下旋轉(zhuǎn)

。">ZW-LL series <strong> intelligent flowmeter</strong> is measured when the fluid flows through the metering chamber, in the import and export of the formation of differential pressure flowmeter, this pressure waist wheel driven by rotation. 。">At the same time through fixed at the waist on the axle of the driving gear, the two round of continuous rotation of the waist. ，液體經(jīng)由計(jì)量室被不斷排出流量計(jì)。">With the rotation of the waist wheel, the metering chamber is discharged continuously through the liquid flowmeter. ，通過密封聯(lián)軸器

、減速機(jī)構(gòu)，將旋轉(zhuǎn)次數(shù)減速后傳遞到計(jì)數(shù)器

，計(jì)數(shù)器即指示液體瞬時流量和累積流量

。">The amount of each liquid flow through the metering chamber volume is four times, the sealing mechanism through the coupling, reducer, reducer rotating number is transferred to the counter, the counter is indicating liquid instantaneous flow and cumulative flow. Install the transmitter in the counter mechanism that the sender of the waist belt. ，可實(shí)現(xiàn)遠(yuǎn)傳（定量

、累積

、瞬時等功能）自動化測量和控制。">With the display meter or computer system can realize remote (quantitative, cumulative and instantaneous automatic measurement and control function). 。">Use display instrument Classification Manual see.

、應(yīng)用計(jì)量：">Three, application of measurement:

，重油等高粘度液體的流量計(jì)量

；">ZW-LL, can be used for pure crude oil, heavy oil flow measurement of high viscosity liquid;

；">ZW-LL-D can be used to prevent sand sand flow measurement of crude oil, heavy oil and other high viscosity fluid;

，具有較強(qiáng)的防腐性能，可用于腐蝕性液體的流量計(jì)量

，特別適用于化工行業(yè)

；">Contact type flowmeter and ZW-LL-F stainless steel medium stainless steel material manufacturing, has strong corrosion resistance, can be used for flow measurement of corrosive liquid, especially for the chemical industry;

。">ZW-LY-C light oil type is especially suitable for light oil, diesel oil flow measurement of low viscosity fluid.

、主要特點(diǎn)：">Fourth, the main features:

，基本誤差一般可達(dá)正負(fù)0.2%到正負(fù)0.5%

，特殊要求時可達(dá)正負(fù)0.1%,流量計(jì)的特性一般不受流動狀態(tài)的影響，也不受雷諾數(shù)大小的限制

。">1, high measurement accuracy, the basic error is generally up to plus or minus 0.2% to the positive and negative 0.5%, special requirements up to plus or minus 0.1%, flow characteristics generally not affected by the flow state, nor by the Reynolds number size limit.

、可用于高粘度液體的流量測量">2, can be used for high viscosity liquid flow measurement

，典型的流量范圍度為5：1到10：1">3, a wide range of measurement, the typical flow range of 5:1 to 10:1

、字輪式計(jì)數(shù)器累積流體總量，無需外部能源

，使用方便面計(jì)數(shù)器累積流量雙顯示，其中之一可以復(fù)零

，方便用戶在不連續(xù)計(jì)量的情況下使用

。">4, the cumulative amount of fluid type wheel counter, without external energy, the use of instant noodles counter cumulative flow double display, one of which can be reset to zero, the convenience of users in the case of continuous measurement.

，不磨損

，使用壽命長。">5, the measurement between components without contact, no wear, long service life.

、大口徑流量計(jì)采用又轉(zhuǎn)子形式

，降低流量計(jì)運(yùn)轉(zhuǎn)噪聲和振動。">6, large caliber flowmeter and the rotor, reduce running noise and vibration meter.

、技術(shù)參數(shù)：">Fifth, technical parameters:

、允許基本誤差：±0.1%

、±0.2% 、±0.5%

；">1, allow the basic error: + 0.1%, + 0.2%, + 0.5%;

、公稱通徑DN（mm）：15～300；">2, the nominal diameter of DN (mm): 15~300;

、公稱壓力PN（M.Pa）：鑄鐵（A）

、不銹鋼（P） 1 .0 、1.6

、2.5

、4.0、6.3

；鑄鋼（E）2.5

、4.0、 6.3

、9.6

；">3, nominal pressure PN (M.Pa): cast iron, stainless steel (A) (P) 1, 1.6, 2.5, 4, 6.3; 2.5, 4 cast steel (E), 6.3, 9.6;

4, the measured liquid temperature:

；">A. low temperature: -40 ~ +60 c;

；">B. at room temperature -10 to +80 DEG c;

The temperature of C. -10 to +200 DEG c;

；">D. high temperature -10 to +300 DEG c;

、被測液體粘度（mPa.s）：0.3～ 50000；">5, the measured liquid viscosity (mPa.s): 0.3 ~ 50000;

、管道連接：GB/T9118-2000（zg****標(biāo)準(zhǔn)法蘭）

；NIST（美國標(biāo)準(zhǔn)法蘭）；BSPT（英國標(biāo)準(zhǔn)管螺紋）：NPT（美國推拔管螺紋）

；">6, pipe connection: GB/T9118-2000 (Chinese; NIST (American Standard) standard); BSPT (BSP): NPT (American pipe thread);

、現(xiàn)場顯示：99999,999 L（累計(jì)流量）9999,999.9 L（單次流量）；9999,999.9 L（瞬時流量）

；">7, on-site display: 99999999 L (cumulative flow) of 9999999.9 L (single flow); 9999999.9 L (transient flow);

、輸出信號：脈沖信號、4～20mA

、1-5V

、4～20mA +HART協(xié)議、MODBUS支持RS232

、RS485通訊（任選）

；">8, output signals: pulse signal, 4 ~ 20mA, 4 ~ 1-5V, 20mA +HART, MODBUS RS232, RS485 protocol support communication (Ren Xuan);

。">9, explosion-proof grade: EXiaIIBT5EXiaIICT5 protection grade: IP65.

、安裝使用：">Six, installation and use:

、流量計(jì)前應(yīng)安裝過濾器，兩者表體上箭頭指向與流動方向一致

。">1, flow meter should be installed before the filter, the meter with the direction of arrow.

、當(dāng)被測液體含有氣體時，流量計(jì)前應(yīng)安裝氣體分離器

。">2, when the measured liquid containing gas, flow meter should be installed before the gas separator.

、不論管路是垂直還是水平安裝，但流量計(jì)的腰輪軸安裝成水平位置（即表度盤應(yīng)與地面垂直）

。">3, whether the pipeline is vertical or horizontal installation, but the waist wheel flowmeter installation into a horizontal position (i.e. dial should be perpendicular to the ground).

、流量計(jì)在正確安裝情況下，如果不易看清讀數(shù)

，可把計(jì)數(shù)器旋轉(zhuǎn)180度或90度均可

。">4, the correct installation of flowmeter in the case, if it is not easy to see the readings, the counter rotating 180 degrees or 90 degrees can be.

，開閉閥裝在出口處

，使用開閉閥時要緩慢啟動，不要突然開閥

。">5, the throttle valve should be installed in the meter inlet opening and closing valve is installed at the outlet, the use of open or close the valve to start slowly, do not suddenly open valve.

、嚴(yán)禁使用掃線蒸汽通過流量計(jì)。">6, prohibited the use of steam flowmeter by line sweep.

、在連續(xù)使用部門

，流量計(jì)需加旁通管道。">7, in the continuous use of departments, need to add a bypass pipeline flowmeter.

、流量計(jì)安裝前

，管道需沖洗，沖洗時采用直管段（替代流量計(jì)位置）防止焊渣

、雜物等進(jìn)入流量計(jì)

。">Before the installation of 8, flow meter, pipeline flushing, flushing the pipe (alternative meter position) prevent the welding slag and other debris into the meter.

、鑄鋼材質(zhì)組成的流量計(jì)

。">9, no water meter check cast iron, cast steel.

。">10, in the use of flow size shall not exceed the technical requirements. The flowmeter work on Zui flow 70~80% was better.

、被測液體如果具有化學(xué)腐蝕性

，需選用不銹鋼材質(zhì)的流量計(jì)，如果腐蝕性強(qiáng)

，需選用0Crl8Ni12MO2Ti材質(zhì)的流量計(jì)

。">11, if the measured liquid is corrosive, need to use stainless steel flowmeter, if corrosive, need to use 0Crl8Ni12MO2Ti material flow meter.

、安裝注意事項(xiàng)：">Seventh, installation notes:

，出氣兩封口

；">1, before installation shall not open the inlet flow, the outlet seal;

，流量計(jì)應(yīng)放在后安裝

；">2, when the pipe is installed on the device more, should be put on after the installation of flow meter;

，安裝前須***對管道進(jìn)行高壓吹掃

；">3, where conditions permit, the pipeline must be high pressure purge before installation;

，毛刺進(jìn)行細(xì)心清除

；">4, installed at the interface with an iron pin, careful removal of burr;

，對測量介質(zhì)進(jìn)行過濾;測量液體時

，若其中含有氣體，流量計(jì)前選裝消氣裝置

，確保流量計(jì)的測量精度

；">In front of the 5 meter must be installed, filter, filter media measurement; measurement of liquid, if containing gas, optional getter device flowmeter, ensure the measuring precision of flowmeter;

，水平豎直安裝均可

，豎直安裝上進(jìn)下出，下進(jìn)上出不受影響

，但流量計(jì)不得反裝

，反裝時，流向相反

，腰輪反轉(zhuǎn)

，因間正反轉(zhuǎn)隙設(shè)計(jì)不同會損壞腰輪；">6, installation modes, horizontal vertical installation can be installed vertically progress under the lower upper is not affected, but the meter shall not be reversed, anti loaded, opposite directions, waist wheel reversal, because the rotation between different gap design will damage the waist wheel;

、對直管段要求較低

，但須預(yù)留足夠的安裝過濾裝置的距離；">7, on the lower straight pipe section, but must set aside to install filtering device enough distance;

、腰輪轉(zhuǎn)動是靠流體的壓差為動力的

，當(dāng)測量介質(zhì)的粘稠度過大時，影響流量計(jì)測量精度

；">8, the waist wheel rotation by fluid pressure is the force of viscous medium, when the measurement is too high, affect the measuring precision of flowmeter;

，能使流量計(jì)達(dá)到更好的測量精度。">To avoid the above points, the measurement precision can achieve better flowmeter.

Eight, technical performance:

project Model	Nominal diameter (mm)	Nominal pressure (Mpa)	The measured liquid temperature (c)	Flow range (M? /h)		% accuracy		The installation form
project Model	Nominal diameter (mm)	Nominal pressure (Mpa)	The measured liquid temperature (c)	Z small flow	Z flow	% accuracy		The installation form
ZW-LL-8	Eight	0~1.6 0~2.5 0~4.0 0~6.4		Zero point two five	Two point five	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LL-15	Fifteen			Zero point two five	Two point five	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LY-20	Twenty		-20~+60	Zero point two five	Two point five	Zero point two	Zero point five	Horizontal and vertical
ZW-LL-25	Twenty-five			Zero point six	Six	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LL-40	Forty			One point six	Sixteen	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LL-50	Fifty		-20~+120	Two point five	Twenty-five	Zero point two	Zero point five	Horizontal and vertical
ZW-LL-80	Eighty			Six	Sixty	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LL-100	One hundred			Ten	One hundred	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LL-150	One hundred and fifty		-20~+350	Twenty-five	Two hundred and fifty	Zero point two	Zero point five	Horizontal and vertical
ZW-LL-200	Two hundred			Forty	Four hundred	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LL-250	Two hundred and fifty		A heat sink	Sixty	Six hundred	Zero point two	Zero point five	、立式">Horizontal and vertical
ZW-LL-300	Three hundred			One hundred	One thousand	Zero point two	Zero point five	Horizontal and vertical
，壓力損失≤0.05Mpa.">Pressure loss: the measured liquid viscosity is less than 30mpa.s, the pressure loss is less than 0.05Mpa.

、外形及安裝尺寸：">Nine, appearance and installation size:

Table 1, cast iron type size:

Model	L	H	I	B	D	D1	N-D
ZW-LL15.06	One hundred and sixty	Two hundred and thirty-eight	Fifty-two	100*100	G11/4
ZW-LL20.06	One hundred and sixty	Two hundred and thirty-eight	Fifty-two	100*100	Ninety	Sixty-five
ZW-LL25.06	One hundred and eighty	Two hundred and sixty	Sixty-eight	120*120	G1/
ZW-LL40.1	Two hundred and forty	Two hundred and ninety	Eighty-eight	One hundred and seventy	One hundred and fifty	One hundred and ten	4-17.52
ZW-LL50.1	Two hundred and sixty-five	Three hundred and five	Ninety-seven	One hundred and ninety	One hundred and sixty-five	One hundred and twenty-five	4-C17.52
ZW-LL80.1	Two hundred and sixty-five	Three hundred and forty	One hundred and twenty-two	Two hundred and forty-six	Two hundred	One hundred and sixty	8-17.52
ZW-LL80II.1	Two hundred and sixty-five	Four hundred and seventy	One hundred and sixty-four	Two hundred and forty-six	Two hundred	One hundred and sixty	8-18
ZW-LL100.1	Five hundred and fifteen	Four hundred and twenty-five	One hundred and sixty-four	Three hundred and five	Two hundred and twenty	One hundred and eighty	8-18
ZW-LL150.1	Five hundred and sixty	Five hundred and fifty	Two hundred and twenty-five	Four hundred and fifty-five	Two hundred and eighty-five	Two hundred and forty	8-22

、鑄鋼型外形尺寸：">Table 2, casting dimension:

Model	L	H	I	B	D	D1	N-D
ZW-LL25.3	One hundred and eighty	Two hundred and sixty	Sixty-eight	120*120	G11/4
ZW-LL40.4	Three hundred	Two hundred and ninety	Eighty-eight	One hundred and seventy	One hundred and fifty	One hundred and ten	4-18
ZW-LL50.4	Three hundred and sixty	Three hundred and fifteen	One hundred and three	Two hundred and seventy-six	One hundred and sixty-five	One hundred and twenty-five	4-18
ZW-LL80.4	Three hundred and sixty	Three hundred and forty-eight	One hundred and twenty-eight	Two hundred and fifty-four	Two hundred	One hundred and sixty	4-18
ZW-LL100.3	Five hundred and forty	Four hundred and thirty-five	One hundred and seventy-four	Three hundred and thirty	Two hundred and thirty-five	One hundred and ninety	4-22
ZW-LL150.3	Five hundred and sixty	Five hundred and fifty-two	Two hundred and twenty-seven	Four hundred and fifty-five	Three hundred	Two hundred and fifty	4-26

。">Cast aluminum shape and dimensions of the same type of cast iron.
Ten, flow range: ( M3/h ):

Nominal diameter Mm	Liquid viscosity Three ~150mPa.s	Liquid viscosity Zero point six ~3.0mPa.s	Liquid viscosity Three ~ 150mPa.s	Liquid viscosity Zero point six ~3.0mPa.s
ZW-LL15	Zero point two five ~ Two point eight	Zero point five ~Two point eight	Zero point five ~Two point eight	Zero point eight three~ Two point eight
ZW-LL20	Zero point two five ~ Two point eight	Zero point five ~Two point eight	Zero point five ~Two point eight	Zero point eight three~ Two point eight
ZW-LL25	Zero point six ~Six point eight	One point two ~Six point eight	One point two ~ Six point eight	Two ~ Six point eight
ZW-LL40	One point six ~Eighteen	Three point two ~Eighteen	Three point two ~Eighteen	Five point three ~Eighteen
ZW-LL50	Two point five ~Twenty-eight	Five ~ Twenty-eight	Five ~ Twenty-eight	Eight point three ~Twenty-eight
ZW-LL80	Six ~ Sixty	Twelve ~ Sixty	Twelve ~ Sixty	Twenty ~ Sixty
ZW-LL80A	Twelve ~ One hundred	Twenty-two ~One hundred	Twenty ~ One hundred	Thirty-three point three ~ One hundred
ZW-LL100	Ten ~ One hundred	Twenty ~ One hundred	Twenty ~ One hundred	Thirty-three point three ~ One hundred
ZW-LL150	Forty ~ Two hundred	Forty ~ Two hundred	Forty ~ Two hundred	Sixty-six point seven~ Two hundred
ZW-LL200	Eighty ~ Three hundred and sixty	One hundred and twenty ~ Three hundred and sixty	Thirty-six ~ Three hundred and sixty	Fifty ~ Three hundred and sixty
ZW-LL250	Eighty ~ Five hundred and forty	One hundred and twenty ~ Six hundred	Fifty ~ Five hundred and forty	One hundred ~ Six hundred
ZW-LL300	One hundred and fifty ~ Eight hundred	Two hundred ~One thousand	One hundred and forty ~ Eight hundred	Two hundred ~ One thousand
Precision grade	Zero point five level		Zero point two level

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