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Tuning fork level switchTuningforklevelswitch

Ordinary type fork liquid level switch

ZW-YCK series Ordinary type fork liquid level switch Is a new liquid level switch. A tuning fork cry…

Description：

、產(chǎn)品概述：">Productoverview:

ZW-YCK series Ordinary type fork liquid level switch 。">Is a new liquid level switch. ，當音叉被液體浸沒時振動頻率發(fā)生變化

，這個頻率變化由電子線路檢測出來并輸出一個開關(guān)量

。">A tuning fork crystal excitation vibration, vibration frequency changes when it is submerged, the frequency change detected by electronic circuit and the output of a switch. 、攪動

、氣泡、振動等原因?qū)е虏荒苁褂酶∏蛞何婚_關(guān)的場合均可使用“電氣浮子”

。">Tuning fork switch is also called "float" where the use of electrical floating ball liquid level switch and the structure, turbulence, agitation, bubble and vibration causes can not use float level switch use electric float".，因此無須維護和調(diào)整，是浮球開關(guān)的升級換代產(chǎn)品

。">Because the fork liquid level switch without moving parts, so no maintenance and adjustment, is a replacement of the float switch upgrade.

、工作原理：">Two, work principle:

ZW-YCK series of <strong> ordinary type fork liquid level switch</strong> principle is through the installation of the fork on the base of the piezoelectric tuning fork in resonant frequency vibration. ，音叉的頻率和振幅將改變

，這些變化由智能電路來進行檢測，處理并將之轉(zhuǎn)換為一個開關(guān)信號

。">When the tuning fork and the medium contact, the frequency and amplitude of the tuning fork will change, these changes are detected by the intelligent circuit, and converts it into a signal switch.

，當音叉被液體或固體浸沒時振動頻率發(fā)生變化，這個頻率變化由電子線路檢測出來并輸出一個開關(guān)量

。">Fork liquid level switch by the crystal vibration excitation, when it is liquid or solid immersion when the vibration frequency changes, the frequency change detected by electronic circuit and the output of a switch. ，凡使用浮球開關(guān)和由于結(jié)構(gòu)、湍流

、攪動

、氣泡、振動等原因不能使用浮球開關(guān)的場合均可使用“電氣浮子"

。">Tuning fork switch is also called "float", and because the electrical switch can where the use of floating ball structure, turbulence, agitation, bubble, vibration and other reasons can not use the float switch use electric float". ，因此無需維護和調(diào)整，是浮球開關(guān)的升級換代產(chǎn)品

。">No moving parts, so there is no need of maintenance and adjustment, is a replacement of the float switch upgrade. 、下限報警及控制。">On the level of the upper and lower limit alarm and control.

、應用場合：">Three, application:

，用于測量漿狀、粘稠狀

、易起泡沫

、腐蝕性等各種介質(zhì)，比如自來水

、礦泉水

、工業(yè)廢水；可產(chǎn)生氣體的液體

；紙漿

、膠水

、染料；啤酒

、果汁

、糖漿、藥液

、弱酸

、弱堿溶液等等。">ZW-YCK series of <strong> ordinary type fork liquid level switch</strong> can be used for less corrosive liquid limit detection, for the measurement of slurry, viscous and easy to foam, corrosion resistance and other kinds of media, such as tap water, mineral water, industrial wastewater; generating gas liquid; pulp, glue, dye, syrup, juice, beer; liquid medicine, weak acid, weak base solution and so on.

、主要特點：">Four, main features:

、帶智能電路的料位，液位開關(guān)

，使用于——幾乎所有液體——輕質(zhì)固體散粒

；">1, with intelligent circuit level, level switch, used in almost all of the liquid - solid particles of light;

、多種輸出形式——2線制AC

，2線制DC；">2, a variety of output form -- 2 wire AC, 2 wire DC;

、高頻激勵

，抗干擾性強；">3, high frequency excitation, strong anti-interference;

、安裝簡單免維護

；">4, simple installation and maintenance free;

，介高常數(shù)

，粘度，壓力

，溫度無關(guān)

。">5, operation and conductivity of liquid, high dielectric constant, viscosity, pressure, temperature.

Five, technical parameters:

、工作溫度：">1, working temperature:

、高溫型：－20℃～＋200℃；">The sensor part: common type: from-20 DEG C, ~ 80 type: high temperature from-20 DEG C ~ 200;

、－30℃～＋80℃（工業(yè)品）

；">Circuit: from-20 DEG C ~ 70 (industrial products), 30 DEG C 80 (industrial products);

；">2, relative humidity: 5 ~ 100 (%);

、大氣壓力：86～108 (Kpa)；">3, atmospheric pressure: 86 ~ 108 (Kpa);

、環(huán)境振動等級：V·L·4加速度≤1g

；">4, the environmental vibration level: V - L - 4 acceleration is less than or equal to 1g;

、電源電壓：220V AC±10％50Hz～60Hz本安型：85V～264V AC；">5, the power supply voltage: 220V AC + 10%50Hz ~ 60Hz ~ 264V AC 85V: intrinsically safe;

、電源功耗：≤3VA

；">6, power consumption: less than 3VA;

；">7, working pressure: 1MPa;

、物料介質(zhì)安息角：＞20°；">8, material: 20 degrees, medium angle of repose;

、物料介質(zhì)密度：液體＞0.7g/cm3

、固體＞0.1g/cm3；">9, the material density of the medium: liquid and solid 0.7g/cm3 > > 0.1g/cm3;

、料顆粒尺寸：≯15mm

；">10, particle size: more than 15mm;

。">11, material: medium viscosity (liquid) is less than 1000mm2/s.

、技術(shù)特性：">Six, technical characteristics:

；">1, switch signal delay time: 1 ~ 3 (s);

、輸出形式">2, output form

Normally open and normally closed contacts

、10A 30V DC 5A

、10A；">The relay output: 220V 5A, AC 10A 30V DC 5A, 10A;

；">The constant current output: 0/10 mA DC (except for intrinsically safe type abroad have this output);

；">The output voltage: 1/5 V DC (safe the output);

；">3, high temperature sensor and circuit part Zui: the separation distance is less than or equal to 50m;

、本安型音叉料位開關(guān)遠傳距離：≤5Km；">4, this type of tuning fork level switch remote distance: 5Km;

、有信號燈顯示：綠燈亮表示音叉未接觸料位,傳感器在工作,紅燈亮表示音叉已經(jīng)接觸料位,發(fā)訊器發(fā)出信號

；">5, a light signal display: green light that is not in contact with a tuning fork level sensor in the work, the red light indicates that the fork has been exposed material, the sender sends a signal;

；">6, the tuning fork level switch shell protection grade: IP65;

、防爆型音叉料位開關(guān)防爆等級：Exib（ib）ⅡBT5。">7, explosion-proof type explosion-proof switch tuning fork level level: Exib (IB) BT5 ii.

、安裝說明：">Seven, installation instructions:

；當倉體不便側(cè)面開孔時可采用頂裝（在倉的頂部安裝）方式安裝，位置應選擇能避開進料時物料沖擊的位置；亦可安裝與管道上防止泵的無料運行

。">The tuning fork switch usually adopts side mounted (mounted on the side wall) installation and silo wall of material level detection on the lower limit position of the silo body; when the inconvenience of side hole can be used when the top loading (installed in the warehouse at the top) installed position should be selected to avoid feeding material impact position; installation and operation without material can prevent the pipeline pump.

、測試：">Eight, test:

，燈亮將其提起后垂直插入水中

，插入深度應大于25mm，此時輸出指示燈點滅

；再將音叉提起離開水面

，輸出指示燈變亮，說明儀表工作正常

。">Tuning fork switch factory general to the high level alarm, the tuning fork switch is connected to the power supply, the light will be brought into the water after the vertical, the insertion depth should be greater than 25mm, then the output light is off; the fork lift out of the water, the output light is on, that the instrument is working properly.

、使用與維護：">Nine, use and maintenance:

，如果無法躲避時

，為防止壓實的大塊物料落到音叉上，須在音叉上面大于20cm處設(shè)防護板

，或加保護罩

，以免損壞叉體。">1, the feeding hole can not be directly at the fork, if cannot avoid, in order to prevent bulk material compaction to fork, fork must be greater than 20cm above provided protection board, or with protective cover, so as not to damage the fork.

。">If the air material can fortify the wind plate.

、振動較強的場合，可用繩索吊裝叉頭（須***特殊定貨）

。">2, strong vibration occasions, available rope hoisting fork (have special orders).

，如陽光直射可設(shè)一塊隔熱板

。">3, can not be instruments in direct sunlight, such as sunlight can be provided with a heat insulating plate.

，并加橡皮圈密封防止水滴滲入殼內(nèi)

。">4, shell installation to make cable outlet holes down, and the rubber sealing ring to prevent the infiltration of water droplets in the shell.

，無誤時方能投入運行

。">5, before use to check instrument work and delay, can be run correctly.

，清除叉體上的沉積物

。">6, the instrument should be inspected regularly, remove sediment on fork.

，接地電阻＜2Ω

。">7, grounding wire to the vessel wall or the earth with good contact, the grounding resistance is less than 2.

，當倉體不便側(cè)面開孔時可采用頂裝

，位置選擇能避開料位沖擊的位置

。">8, fork limit switch usually uses side mounted installation and silo wall material on the height of the upper and lower position detection, when the inconvenience of silo of side hole can be used when the top loading, location selection can avoid material impact position.

Ten, installation notes:

、安裝傳感器時

，將其插入罐體，用扳手卡住傳感器螺紋上部的六方形擰緊即可

，注意不要用手擰動殼體

，因為在擰緊的過程中會造成殼體與探桿間發(fā)生轉(zhuǎn)動。">1, install the sensor when inserted into the tank, with a wrench at the upper part of the square of six sensor screw can be tightened, not moving case wring their hands, because in the process of tightening will cause the shell and the probe rod rotates between.

，用力擰殼會使內(nèi)部的連接電纜拉斷

。">The connecting cable electronic unit and sensor in the factory inside the casing is connected, screwing the shell will connect the internal tensile cable.

，以免損壞壓電晶體

。">2, pay attention to installation of the fork body do not have a strong impact, so as to avoid damage to the piezoelectric crystal.

，水平安裝時

，叉體的兩個平行叉板應取與地面垂直方式（此時叉體方向標記沖上或者沖下），以保證物料能容易地從叉板之間流出

。">3, the instrument sensor should try to avoid the impact of the material, the level of installation, the fork body two parallel fork plate should be perpendicular to the ground (the way fork onto or down direction markers), to ensure that the material can easily flow out from between the forks.

、選型編碼：">Eleven, the selection of encoding:

Code	name call
ZW-YCK-	A tuning fork type liquid level switch (Zhongwei control)
Code	DesIgn Serial Number
A	Ordinary type
B	High temperature type
C	Health type
D	Anti-corrosion type
	Code	Insertion depth
	01	100mm (standard)
	02	Bar type extension 100mm-3000mm Optional
	03	Cable type lengthened body 1m-100m Optional
		Code	Texture of material
		One	220V AC +-10%
		Two	24V DC +-10%
			Code	Texture of material
			One	Three hundred and four (standard)
			Two	Three hundred and sixteen
			Three	Stainless steel +PTFE
			Four	Other materials shall be marked
				Code	Process connection
				G	G1 Thread (standard)
				T	One inch NPT Thread
				F	(the need for flange flange installation specifications and standards specify)
				C	The user shall indicate the optional
					Code	Other parameters
					A	Normal atmospheric temperature C DEG
					B	Atmospheric pressureKpa
					C	Protection grade IP66
					D	Explosion isolationEXdIICT6
					E	high temperature C DEG
					F	high pressure Kpa , Mpa
					()	Other user requirements

、設(shè)計選用及訂貨須知：">12, design selection and ordering information:

、請按選型標記注明各項參數(shù)；">1, please specify the parameters according to the selection marker;

、另外注明介質(zhì)名稱

、溫度、壓力

；">2, also indicate the medium name, temperature and pressure;

、測量料位時，注明物料名稱

、粒度及容量

；">3, to measure the material level, indicating the material name, size and capacity;

，請注明標準號

；">4, such as the use of other standard flanges, please indicate the standard no.;

。">5, please indicate whether a protective cover or protection plate flange.

Customer service service commitment:

、我公司所售液位開關(guān)系列產(chǎn)品在十二個月以內(nèi)出現(xiàn)質(zhì)量問題的，負責免費維修。">1, our level switch series products quality problems within twelve months, responsible for free maintenance.

、質(zhì)保期內(nèi)如我公司產(chǎn)品出現(xiàn)任何質(zhì)量問題

，我公司負責免費維修或更換。">2, the warranty period if the products of our company have any quality problems, our company is responsible for free repair or replacement.

、質(zhì)保期內(nèi)如用戶使用不當

，造成產(chǎn)品損壞，我公司負責維修

，收取損壞部件成本費

。">3, the warranty period if the user use undeserved, cause damage to the product, our company is responsible for the maintenance, collect the damaged parts cost.

，我公司負責維修

，收取損壞部件成本費。">4, after the warranty period of product quality problems, our company is responsible for the maintenance, collect the damaged parts cost.

、如用戶需我公司現(xiàn)場服務

，對省內(nèi)用戶我公司服務人員12小時內(nèi)到達現(xiàn)場，省外用戶48小時內(nèi)到達現(xiàn)場

。">5, if the user needs to our service, our company in the province of the user service personnel arrived at the scene within 12 hours, arrived at the scene 48 hours outside users.

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