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0517-86918678

Address：No. 4-4 East West Road, Jinhu County Industrial Concentration Zone, Huaian City, Jiangsu Province
Tel：0517-86918678
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A tuning fork type liquid level switch

ZW-YCK series A tuning fork type liquid level switch Is a new type of level switch. The instrument c…

Description：

、產(chǎn)品概述：">Productoverview:

ZW-YCK series A tuning fork type liquid level switch Is a new type of level switch. ，在叉體根部壓緊兩組壓電晶體，一組作為驅(qū)動器，驅(qū)動叉體產(chǎn)生振動

，另一組作為檢測器，用以將叉股轉(zhuǎn)換成電壓信號

。">The instrument consists of a transmitter amplifier and the fork body parts, in the fork root pressing two groups of piezoelectric crystal, as a group of drivers, driving fork vibration, another group as the detector, to be converted into a voltage signal chagu. ，振動器振幅變小，振動頻率改變

，繼電器輸出開關(guān)信號

。">When the fork stock is blocked, the amplitude of the vibrator is smaller, the vibration frequency change, relay switch signal output. In order to achieve the object position limiting measurement. ，可抗輕度腐蝕

，用于限位控制器和高/低位報警

。">The sensor material is 316 stainless steel, mild anti corrosion, used for limiting controller and high / low alarm.

Two, work principle:

。">ZW-YCK series <strong> tuning fork type liquid level switch</strong> is installed on the measuring principle of the tuning 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.

，這個頻率變化由電子線路檢測出來并輸出一個開關(guān)量

。">ZW-YC/ZB series tuning fork type liquid level switch produced 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. 、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 "electric float", and because of where the use of the float switch can structure, turbulence, agitation, bubble, vibration and other reasons can not use the float switch use electric float". ，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. 。">On the level of the upper and lower limit alarm and control.

、應(yīng)用場合：">Three, application:

，腐蝕性液體（酸

、堿）高粘度液體等；它不受泡沫

、渦流

、氣體的影響。">ZW-YCK series <strong> tuning fork type liquid level switch</strong> is suitable for almost all of the liquid medium, such as explosive and non explosive liquid, corrosive liquid (acid and alkali) of high viscosity liquid; it is not affected by the bubble, eddy current, gas effect. 。">At the same time for medium density to measure the free flowing solid powder or granule.

、自來水、礦泉水

；">1, tap water, mineral water;

、紙漿、膠水

、染料

；">2, pulp, glue, dye;

、酸堿溶液

；">3, waste water, mud, acid and alkali solution;

；">4, can produce gas liquid;

、啤酒、啤酒發(fā)酵劑

、飲料；">5, beer, beverage, beer fermentation agent;

、柴油等危險場所

；">6, diesel and other dangerous places;

。">7, good fluidity of solid powder.

、主要特點：">Four, main features:

，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:

、供電電壓：DC24V 或 AC220V

；">1, the power supply voltage: DC24V or AC220V;

；">2, the working temperature of -40 to 150 DEG C: fork;

、環(huán)境溫度：-20～70℃；">3, the ambient temperature to 70 DEG C: -20;

、工作壓力：≤2MPa

；">4, working pressure: 2MPa;

、介質(zhì)密度：≥ 0.7g/cm3；">5, medium density: 0.7g/cm3;

、輸出方式：繼電器輸出（AC220V/5A,DC 28V/10A）

；">6, output: relay output (AC220V/5A, DC, 28V/10A);

；">7, the output delay: 1~50 seconds adjustable;

、功率消耗：0.5W；">8, power consumption: 0.5W;

、高低位報警：現(xiàn)場可設(shè)置為HLFS（高位報警方式）或LLFS（低位報警方式）

；">9, the high and low alarm: the scene is set to HLFS (high alarm mode) or LLFS (low alarm mode);

； M20×1.5">10, electrical interface: 3/4 "NPT; M20 * 1.5

、過程連接：1“NPT螺紋安裝（標準，可選BSPT）

；法蘭安裝（可選）

；">11, process connection: 1 "NPT screw (standard, optional BSPT); flanges (optional);

； 13

、防爆標志：Ex dⅡCT4。">12, shell protection: IP65; 13, explosion proof mark: Ex D II CT4.

、安裝說明：">Six, 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(yīng)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

。">Usually the 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 the impact of the position of material feeding; no material can be installed and run on pump to prevent pipeline.

Seven, matters needing attention:

、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.

，叉體的兩個平行叉板應(yīng)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.

、產(chǎn)品調(diào)試：">Eight, product debugging:

、檢查電源接線：">1, check the power connection:

Terminal board all the power wiring is connected to the top of the electronic unit.

、高低位報警選擇：">2, the high and low alarm selection:

。">The high and low alarm can be installed in the field by the high and low in the electronic unit alarm block set tripping.

，也可以改變輸出接線）

。">The alarm for high on the right side, the alarm is low on the left side (the factory is set to high level alarm, also can change the output terminal).

。">High alarm: when the material end submerged sensor Center (or instrument failure), a high level alarm signal.

。">Low alarm: when the material is lower than the center sensor end (or instrument failure), a low alarm signal.

、繼電器的接線：">The relay wiring 3:

，繼電器僅作為一個開關(guān)

，不能直接帶動報警器或其他較大功率設(shè)備動作。">A, each instrument with a set of relay contact (SPDT) SPDT relay, only as a switch, can directly drive the alarm or other large power devices. 。">All control signals are at the top of the output terminal of electronic unit. ，如圖3所示），燈滅時繼電器處于報警狀態(tài)（在斷電或儀表出現(xiàn)故障時

，繼電器也處于報警狀態(tài)）

。">When the green light indicates that the relay (not normal alarm, as shown in Figure 3), when the relay is in the state of alarm lamp (or when fault occurs in the power meter, the relay in the alarm state).

，內(nèi)有接線端子

、撥動開關(guān)、發(fā)光二極管LED

，靈敏度調(diào)節(jié)鈕

。">B, open the upper cover of the shell, a connecting terminal, a toggle switch and a light emitting diode LED, sensitivity adjusting button. ；逆時針旋轉(zhuǎn)

，靈敏度增高。">The sensitivity adjustment knob clockwise, counterclockwise rotation, reduced sensitivity; sensitivity.，對于高粘度液體介質(zhì)

，一般調(diào)低靈敏度。">Usually, the factory has been marked without adjustment for high viscosity liquid medium, generally lower sensitivity.

Nine, 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：">Ten, design selection and ordering information:

；">1, the level control device specifications;

、測量范圍；">2, measuring range;

、工作壓力

、溫度；">3, working pressure and temperature;

、控制裝置材質(zhì)

；">4, material control device;

；">5, the special requirements of negotiation;

、液位裝置是否配套供應(yīng)容器上法蘭、螺栓

、螺母

、閥門及密封墊圈等配件，以便正確選型

。">6, whether the liquid level device supporting the supply vessel flange, bolts, nuts, washers and valve sealing parts, so that the correct selection.

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.

、質(zhì)保期后產(chǎn)品出現(xiàn)質(zhì)量問題

，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(wù)，對省內(nèi)用戶我公司服務(wù)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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