电接点双金属温度计WZPK-335S 价格
产品概述
电接点双金属温度计WZPK-335S是一款专为中低温测量场景设计的工业级温度仪表,采用双金属片作为核心感温元件,能够直接测量液体、蒸汽及气体介质的温度,适用于化工、石油、电力等行业的温度监控与控制需求。该产品结合了机械指示与电接点功能,可在温度达到预设值时触发信号输出,实现自动报警或控制。其设计兼顾稳定性和实用性,外壳材质通常为不锈钢,具备良好的耐腐蚀性和机械强度,适合在复杂工业环境中长期使用。1825
核心特点
WZPK-335S的突出优势在于其可靠的双金属测温结构与电接点控制的结合。温度变化时,双金属片形变驱动指针转动并同步带动电接点动作,通过继电器实现电路通断,无需额外电源即可完成控制功能。产品测温范围覆盖常见工业需求(如-80℃至+500℃),响应速度快,且具备现场直观显示与远程信号输出的双重功能。此外,其保护管设计可定制长度与材质,适配不同安装条件,如螺纹或法兰连接方式。3611
Product Overview
The WZPK-335S Bimetallic Thermometer with Electrical Contact is designed for medium-to-low temperature measurement in industrial applications. Utilizing a bimetallic strip as the sensing element, it directly measures temperatures of liquids, steam, and gases, making it suitable for monitoring and control in sectors such as chemical processing, oil refining, and power generation. The device integrates mechanical indication with electrical contact functionality, triggering signal output when temperatures reach preset values for automated alerts or system adjustments. Its robust stainless steel housing ensures corrosion resistance and durability in demanding environments.1925
Key Features
The WZPK-335S stands out for its reliable bimetallic sensing mechanism combined with electrical contact control. Temperature changes drive the bimetallic strip to rotate the pointer and activate the electrical contacts, enabling circuit switching via relays without external power. It offers a broad measuring range (e.g., -80°C to +500°C), rapid response, and dual functionality with local display and remote signal transmission. Customizable protection tube lengths and materials (such as threaded or flanged connections) further enhance adaptability to diverse installation requirements. The design emphasizes ease of use and long-term stability in harsh conditions.3813
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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