电接点双金属温度计WZPK-226U 价格
产品概述
电接点双金属温度计WZPK-226U是一款适用于中低温环境现场测量的工业仪表,采用双金属片作为核心感温元件,能够直接测量气体、液体或蒸汽介质的温度。该产品兼具温度指示与接点控制功能,当温度超过设定值时,其机械触点可自动触发电路动作,实现温度监控或报警。外壳采用不锈钢材质,结构坚固且防水防腐,适用于石油、化工、电力等工业场景。
The WZPK-226U bimetallic thermometer with electrical contact is designed for on-site temperature measurement in medium-to-low temperature environments. Its core sensing element consists of a bimetallic strip, enabling direct measurement of gases, liquids, or steam. The device combines temperature indication with electrical contact control, automatically triggering circuit actions when temperatures exceed preset values for monitoring or alarm purposes. The stainless-steel housing ensures durability and resistance to corrosion, making it suitable for industries such as petroleum, chemical, and power.
产品特点
电接点双金属温度计WZPK-226U具有直观的指针式表盘设计,支持径向或轴向安装方式,表盘直径可选60mm、100mm或150mm,便于不同场景的读数需求。其触点机构采用耐磨材料,确保长期使用的稳定性,且接点功率适配常规控制电路(推荐工作电压36V以下)。测温范围覆盖-80℃至+500℃,精度等级为1.5级,响应速度快,适合动态温度监测。
The WZPK-226U features a clear dial display with radial or axial installation options, available in 60mm, 100mm, or 150mm diameters to suit various readability requirements. The contact mechanism employs wear-resistant materials for long-term reliability, compatible with standard control circuits (recommended voltage below 36V). With a temperature range of -80℃ to +500℃ and a 1.5-class accuracy, it responds swiftly to dynamic temperature changes.
应用场景
该产品广泛应用于需温度自动化控制的设备中,如锅炉管道、反应釜或 HVAC 系统。其耐震设计可在振动环境中稳定工作,且防护等级满足常规工业需求。用户可根据实际需求选择不同插入深度(75mm至2000mm)和螺纹规格(如M27×2、G1/2等),灵活适配安装条件。
The WZPK-226U is widely used in equipment requiring automated temperature control, such as boiler pipelines, reactors, or HVAC systems. Its vibration-resistant design ensures stable performance in harsh environments, while customizable insertion lengths (75mm to 2000mm) and thread specifications (e.g., M27×2, G1/2) provide installation flexibility.
设计与工艺
电接点双金属温度计WZPK-226U采用多层密封结构,表壳与保护管连接处通过双层橡胶圈加固,防止介质渗漏。感温元件经过特殊工艺处理,减少热滞后现象,提升测量一致性。产品无汞环保,符合工业安全要求,维护简便且使用寿命较长。
The WZPK-226U incorporates a multi-layer sealing structure with reinforced rubber gaskets at junctions to prevent leakage. The thermal element is specially treated to minimize hysteresis and improve measurement consistency. Mercury-free and environmentally friendly, it meets industrial safety standards with low maintenance needs and extended service life.
技术参数
核心参数包括:接点容量10VA(无感负载)、触点形式支持上下限或单上限配置、基本误差±1.5%量程。保护管材质可选1Cr18Ni9Ti或316L不锈钢,适应不同腐蚀性介质。标度盘可定制为摄氏或华氏单位,便于国际化应用。
Key specifications include: 10VA contact capacity (non-inductive load), configurable upper/lower or single-limit contacts, and ±1.5% full-scale accuracy. The protective tube is available in 1Cr18Ni9Ti or 316L stainless steel for corrosive media. Customizable Celsius or Fahrenheit scales facilitate global use.
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电接点双金属温度计
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应用
电接点双金属温度计应用于生产现场对温度需自动控制和报警。直接测量各种生产过程中-80~500℃范围内体、蒸汽
和气体介质温度。
电接点双金属温度计的特点:
• 现场显示温度,直观方便;
• 具有自动切断电源和报警功能;
• 安全可靠,使用寿命长;
• 多种结构形式,可满足不同要求。
工作原理
电接点双金属温度计是利用温度变化时带动触点变化,当其与上下限触点或断开的同时,使电路中的继电器动作,从而自动控制及报警。
主要技术参数
• 产品执行标准:JB/T8803-1998 GB3836-83
• 标度盘公称直径:100
• 精度等级:(1.0),1.5
• 热响应时间:≤40S
• 防护等级:IP55
• 正常工作大气条件:温度-25~+55℃,相对湿度≤85%
• 设定点误差:设定点误差应不超过基本误差限的1.5倍。
• 切换差:切换差应不超过基本误差限的1.5倍。
• 切换重复性:切换重复性极限范围不大于基本误差限值的1/2。
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