sa capacitance level switch the capacitance level sensor measuring principle is based on the physical properties of a capacitor formed by the sensor and the vessel wall, the electric capacity is affected by the dielectric value of products. when the sensor is not covered, the dielectric constants =1 (air is usually =1) when the sensor is covered, the dielectric constant will increase in capacity, the electronic oscillator (1 mega hz radio frequency) will cr-eate a resonating signal, which will turn the unit on or off for level control purpose. features and applicationsbecause the capacitance level sensor has no moving parts inside the device, it is will not be affected by friction. it is suitable for powder or liquid application easy to install. the customer can choose the types below to suit his requirements. 1. standard type(sa110 & sa111 a/b/c ) suitable for general use. 2. hi-temp type (sa120 & sa128 a/b/c) suitable for high temperature environment. 3. corrosion-proof type (sa130 & sa132 a/b/c) suitable for corrosive environment. 4. remote probe type(sa140 a/b/c)or use with vibrator equipped tank. 5. wire-probe type(sa150 a/b/c) suitable for silo or deeper tank. 6. plate-probe type (sa160 a/b/c)suitable for granules and at lower position of tank side. 7. explosion-proof type (sa170d ~ sa178d)with sa-75u can be use in hazardous areas. 8. anti-static type(sa180 & sa181 a/b/c) suitable for electrostatic environment (it won"t be damaged by the electrostatic discharge)
standard type
if length of sensing probes longer than 3 meters, please chose 20pf or 40pf sensitivity type. standard type
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ULDY系列电容式物位开关/电容式物位计该产品克服了以往传统的测量方式(如充放电法等)报警精度低和调校步骤复杂给用户带来的不便,可广泛应用于石油、化工、冶金、机械、食品、制药、饲料等行业。
德国VEGA各类物位仪表 供应德国VEGA各类物位仪表。德国VEGA公司是世界上一家的物位及压力测量仪表的制造商。
连续测量物位计VEGAPULS系列雷达式物位计□ VEGAPULS61 □ VEGAPULS62 □ VEGAPULS63 □ VEGAPULS64□ VEGAPULS65 □ VEGAPULS66 □ VEGAPULS68VEGAFLEX系列导波雷达式物位计□ VEGAFLEX61 □ VEGAFLEX62 □ VEGAFLEX63 □ VEGAFLEX64□ VEGAFLEX65 □ VEGAFLEX66 □ VEGAFLEX67VEGASON系列超声波式物位计□ VEGASON61 □ VEGASON62 □ VEGASON63 □ VEGASON64□ VEGASON65 VEGACAL系列电容式物位计□ VEGACAL62 □ VEGACAL63 □ VEGACAL64 □ VEGACAL65□ VEGACAL66 □ VEGACAL67
物位开关VEGASWING系列音叉式液位开关□ VEGASWING51 □ VEGASWING61 □ VEGASWING63 VEGAWAVE系列音叉式料位开关□ VEGAWAVE61 □ VEGAWAVE62 □ VEGAWAVE63 VEGAWAVE系列振动棒式料位开关□ VEGAVIB61 □ VEGAVIB62 □ VEGAVIB63 VEGACAP系列电容式物位开关□ VEGACAP62 □ VEGACAP63 □ VEGACAP64 □ VEGACAP65□ VEGACAP66 □ VEGACAP67VEGAKON系列导电式物位开关□ VEGAKON61 □ VEGAKON66 □ VEGATOR 256C □ VEGATOR631□ EL1 □ EL3 □ EL4 □ EL6 □ EL8
压力测量□ VEGABAR14 □VEGABAR17
压力/静压测量□ VEGABAR51 □ VEGABAR52 □ VEGABAR53 □ VEGABAR54□ VEGABAR61 □ VEGABAR63 □ VEGABAR64 □ VEGABAR65□ VEGABAR66 □ VEGABAR67 □ VEGAWELL52
差压测量□ VEGADIF55
显示单元及信号处理单元□ VEGADIS11 □ VEGADIS61 □ VEGADIS175 □ VEGADIS371□ PLICSCOM □ VEGAMET381 □ VEGAMET513 □ VEGAMET514 □VEGAMET515 □ VEGAMET624 □ VEGAMET625 □ VEGASCAN693□ VEGATOR521 □ VEGATOR527 □ VEGATOR620 □ VEGATOR621□ VEGATOR622 □ VEGASEL643 □ PLICSRADIO T61 □ PLICSRADIO T62 □ PLICSRADIO D61 □ PLICSRADIO R61 □ PLICSRADIO R62 □ PLICSRADIO C62
德国VEGA各类物位仪表 供应德国VEGA各类物位仪表。德国VEGA公司是世界上一家著名的物位及压力测量仪表的制造商。
连续测量物位计VEGAPULS系列雷达式物位计□ VEGAPULS61 □ VEGAPULS62 □ VEGAPULS63 □ VEGAPULS64□ VEGAPULS65 □ VEGAPULS66 □ VEGAPULS68VEGAFLEX系列导波雷达式物位计□ VEGAFLEX61 □ VEGAFLEX62 □ VEGAFLEX63 □ VEGAFLEX64□ VEGAFLEX65 □ VEGAFLEX66 □ VEGAFLEX67VEGASON系列超声波式物位计□ VEGASON61 □ VEGASON62 □ VEGASON63 □ VEGASON64□ VEGASON65 VEGACAL系列电容式物位计□ VEGACAL62 □ VEGACAL63 □ VEGACAL64 □ VEGACAL65□ VEGACAL66 □ VEGACAL67
物位开关VEGASWING系列音叉式液位开关□ VEGASWING51 □ VEGASWING61 □ VEGASWING63 VEGAWAVE系列音叉式料位开关□ VEGAWAVE61 □ VEGAWAVE62 □ VEGAWAVE63 VEGAWAVE系列振动棒式料位开关□ VEGAVIB61 □ VEGAVIB62 □ VEGAVIB63 VEGACAP系列电容式物位开关□ VEGACAP62 □ VEGACAP63 □ VEGACAP64 □ VEGACAP65□ VEGACAP66 □ VEGACAP67VEGAKON系列导电式物位开关□ VEGAKON61 □ VEGAKON66 □ VEGATOR 256C □ VEGATOR631□ EL1 □ EL3 □ EL4 □ EL6 □ EL8
压力测量□ VEGABAR14 □VEGABAR17
压力/静压测量□ VEGABAR51 □ VEGABAR52 □ VEGABAR53 □ VEGABAR54□ VEGABAR61 □ VEGABAR63 □ VEGABAR64 □ VEGABAR65□ VEGABAR66 □ VEGABAR67 □ VEGAWELL52
差压测量□ VEGADIF55
显示单元及信号处理单元□ VEGADIS11 □ VEGADIS61 □ VEGADIS175 □ VEGADIS371□ PLICSCOM □ VEGAMET381 □ VEGAMET513 □ VEGAMET514 □VEGAMET515 □ VEGAMET624 □ VEGAMET625 □ VEGASCAN693□ VEGATOR521 □ VEGATOR527 □ VEGATOR620 □ VEGATOR621□ VEGATOR622 □ VEGASEL643 □ PLICSRADIO T61 □ PLICSRADIO T62 □ PLICSRADIO D61 □ PLICSRADIO R61 □ PLICSRADIO R62 □ PLICSRADIO C62
HD-SPK是一种免调试射频电容式物位开关,由于使用了自行设计的特殊芯片,实现了电容式物位开关对环境的自识别:实现了电容式物位开关运行参数的自设定;实现了电容式物位开关的回差式动作,从而实现了傻瓜式操作按键一下完成投运.充分体现了高品质与易操作的结合!不但适用于油、水、污水、酸、碱等各种材料的液态物位的控制,还适用于颗粒状、粉末状等各种材料的物位控制。传感器形状为杆式,外表材料为聚四氟,具有极高的性。
产品名称: CLS2型电容式物位开关产品型号: CLS2
自动校准型,可防物料堆积
介质:液体,粉末或散装物料.接液材质:316 SS 和 Kynar® (PVDF).温度限制: 环境: -40 ~ 185°F (-40 ~ 85°C), -4 ~ 185°F (-20 ~ 85°C) 电源为24VAC/DC 的时候; 过程: -40~ 250°F (-40 ~ 121°C).压力限制: 365 psi (25 bar).封装: 防水, NEMA 4X, 或防爆 Class I, Groups B, C, and D; Class II,GroupsE, F and G.开关类型: DPDT (2个 form C).额定电气: 8A @ 120/240 VAC res., 30 VDC. 1/2 hp @ 120 VAC and 1/4 hp@240 VAC ind.电源: 12 ~ 240 VAC/DC; 24 ~ 240 VAC/DC.能耗: 2.8 Watts max.电气连接端: 1/2" NPT conduit opening, screw termination andremovableterminal block.过程连接: 3/4" 外螺纹 NPT.可选 1", 1-1/2" 外螺纹 NPT; 3/4", 1", 1-1/2" BSP;1",1-1/2", 2" 卫生型.安装方向:垂直或水平.设定调节: Trips when product touches probe. Cut or extend probetolength of desired trip point. Can be cut as short a 1" and canbeextended by welding on to probe. (Minimum length will beeffectedby material being sensed.)反应时间: 0.2s.时间延迟: 可调, 0 ~ 60s.火花/静电保护: 10 MEG Ohm 火花间隙阻抗. 最大浪涌电流 100A max.灵敏度: 8 种可选, 1, 2, 4, 6, 8, 10, 14, 20 pF (at 30 pF nominalfreecapacitance)
DWYER CLS2型电容式物位开关
特点:
自动校准: 只需按一下校准按钮,即可自动校准. 无须打开封装,外部磁体激活校准
通用电源: 电源范围宽达 12 ~ 240 VAC/DC,无须跳线设定.
镀膜防护: 不受粘稠附着物影响.
失败保护设定: 失电输出可设定为常开或常闭.
状态指示: 超亮红色 LED用于开关状态指示.
时间延迟: 预防溅泼物料报警
可移动端子:易于接线