电站测温用热电阻WZP2-621AB 厂家
产品概述
WZP2-621AB电站测温用热电阻是一款专为电力行业设计的温度测量传感器,采用高品质不锈钢材料制造,具有良好的耐腐蚀性和机械强度。该产品采用双支铂电阻元件设计,可同时输出两组温度信号,满足电站设备对温度监测的高要求。产品结构设计合理,安装维护简便,能够适应电站复杂的工作环境。1418
产品特点
该热电阻具有优异的抗振性能和长期稳定性,采用特殊工艺制造的感温元件能够快速响应温度变化,确保测量数据的实时性和准确性。产品配备防溅式或防水式接线盒,能有效防止水分和灰尘侵入,适用于各种恶劣环境条件下的温度测量。保护管材质可根据实际工况选择,确保在不同介质中都能保持稳定的工作性能。1826
技术参数
WZP2-621AB热电阻的测量范围为-200℃至420℃,采用Pt100分度号,在0℃时标准电阻值为100Ω。产品响应时间短,能够快速跟踪温度变化。常温绝缘电阻不小于100MΩ,确保电气安全性能。最小插入深度设计合理,可根据实际应用需求选择不同长度规格。产品采用标准化接口设计,具有良好的互换性和兼容性。618
应用领域
该产品专为电站温度监测需求开发,适用于发电机绕组、轴承、蒸汽管道等关键部位的温度测量。也可广泛应用于石油、化工、冶金等工业领域,测量液体、气体及固体表面温度。产品结构坚固耐用,能够适应高温、高压、高振动等苛刻工况环境。1425
Product Overview
The WZP2-621AB thermal resistor for power plant temperature measurement is a specialized sensor designed for the power industry. It features dual platinum resistance elements that provide two independent temperature signals simultaneously. The product is constructed with high-quality stainless steel materials, offering excellent corrosion resistance and mechanical strength. Its robust design ensures reliable performance in demanding power plant environments. 1418
Key Features
This thermal resistor demonstrates outstanding vibration resistance and long-term stability. The sensing element is precision manufactured to deliver fast response to temperature variations, ensuring real-time and accurate measurements. Available with splash-proof or waterproof junction boxes, the product can operate reliably in harsh environmental conditions. Various protective tube materials are offered to suit different media and working conditions. 1826
Technical Specifications
The WZP2-621AB has a measuring range from -200°C to 420°C with Pt100 resistance characteristic. At 0°C, the standard resistance is 100Ω. It features rapid response time to track temperature changes promptly. The insulation resistance exceeds 100MΩ at normal temperature, ensuring electrical safety. The minimum insertion depth is well designed and various length options are available to meet different application requirements. Standardized interfaces ensure good compatibility. 618
Applications
Specially developed for power plant applications, this product is ideal for temperature monitoring of generator windings, bearings, steam pipelines and other critical components. It also finds wide applications in petroleum, chemical, metallurgical and other industrial sectors for measuring liquid, gas and surface temperatures. The rugged construction makes it suitable for severe operating conditions including high temperature, high pressure and high vibration environments. 1425
电站测温用热电阻
WZC-130B,WZP-220B,WZP-221B,WZP-230B,WZP-231B,WZP2-220B,WZP2-221B,WZP2-230B,WZP2-231B,WZP-220AB,WZP2-220AB。WZC-220B,WZC-230B,WZC-220AB,WZP-320B,WZP-321B,WZP-330B,WZP-331B,WZP2-320B,WZP2-321B,WZP2-330B,WZP2-330B,WZC-320B,WZC-320B,WZP-420B,WZP-421B,WZP-430B,WZP-431B,WZP2-420B,WZP2-421B,WZP2-430B,WZP2-431B,WZP-42AB,WZP2-42AB,WZC-420B,WZC-430B,WZP-420B,WZP-421B,WZP-430B,WZP-430B,WZP-431B,WZP2-420B,WZP2-421B,WZP2-430B,WZP2-431B,WZP-42AB,WZP2-42AB,WZP-420B,WZC-430B,WZP-621B,WZP-621AB,WZP-631B,WZP2 -621B,WZP2 -621B,WZP2 -631B,WZP-621B,WZP-631B,WZP-621B,WZP2 -631B,WZP-621AB,WZP2-621AB,WZP-002,WZP-003,WZP-003A,WZCM-201,WZPM-201,WZPM-201,WZP-270S,WZP-26S,WZP-236SB,
量程规格
名 称 分度号 测温范围 ℃ 精度等级 允 差Δt
镍铬-镍硅热电偶 K 0~800 2 ±2.5℃或 ±0.75%t
镍铬-铜镍热电偶 E 0~600 2 ±2.5℃或 ±0.75%t
铂热电阻 Pt100 -200~500 B ±(0.3+0.005|t|)
注:t为感温元件实测温度或实测温度的值。
□公称压力
一般是指在常温下,保护管所能承受的静态外压而不破裂,试验压力一般采用公称压力的1.5倍。实际上,允许工作压力不仅与保护管材料、直径、壁厚有关,而且还与其结构形式、安装方法、置入深度以及被测介质的流速、种类有关。
□热电偶绝缘电阻
常温绝缘电阻的试验电压为直流500V。测量常温绝缘电阻的大气条件为:温度15~35℃,相对湿度45%RH,大气压力86~106kPa。
对于长度超过1米的热电偶,它的常温绝缘电阻值与其长度的乘积应不小于100MΩ•m,
即:Rr•L>100MΩ•mL>1m
式中:Rr-热电偶的常温绝缘电阻值,MΩ;
L-热电偶的长度,m。
对于长度等于或不足1米的热电偶,它的常温绝缘电阻值应不小于100MΩ。
□热电阻绝缘电阻
常温绝缘电阻的试验电压可取直流10~100V任意值,环境温度应在15~35℃范围内,相对湿度应不大于80%RH,常温绝缘电阻值应不小于100MΩ。
□热电阻允许通过电流
通过铂电阻的测量电流大不超过5mA。
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