WZPK-204U型薄膜铂热电阻产品介绍
WZPK-204U薄膜铂热电阻是基于先进传感技术研发的高精度温度检测元件，专为工业过程控制领域的温度测量需求设计。该产品采用特殊工艺将纳米级铂薄膜均匀沉积于陶瓷基片表面，通过精密激光微调技术实现优异的温度线性响应特性，可在复杂工况下提供可靠的温度数据支持。
核心元件采用316L不锈钢铠装保护结构，内部填充高纯度氧化镁绝缘材料，使传感器具备IP67防护等级和抗机械冲击能力。整体结构设计紧凑，外径尺寸最小可达3mm，可根据现场需求定制50mm至2000mm的探杆长度，满足不同深度介质的测温要求。产品工作温度范围覆盖-50℃至+600℃，在常规工业应用场景下可实现±0.15%的测量精度，长期稳定性误差小于0.05%/年。
产品特色方面，其特有的动态响应优化设计使热响应时间τ0.5缩短至1.5秒（液体介质中），能够精确捕捉快速变化的温度参数。双支独立测温元件配置可实现冗余测量或双通道数据采集，为关键工艺流程提供双重保障。全焊接密封工艺结合特种合金保护管材质，确保产品在强腐蚀、高湿度及粉尘环境中保持稳定工作状态。
该温度传感器适用于石油化工设备、电力机组热力系统、食品加工生产线等场景的温度监控，特别在需要精确控温的聚合反应装置、流体输送管道等场合表现卓越。配套多种规格过程连接件（含法兰、螺纹、卡套等）和定制化接线盒设计，可便捷集成到现有工业自动化系统中。
WZPK-204U Thin-film Platinum RTD Product Introduction
The WZPK-204U thin-film platinum RTD is a high-precision temperature sensing device developed with advanced deposition technology for industrial process control applications. By utilizing nanoscale platinum film uniformly coated on ceramic substrates through physical vapor deposition, this sensor delivers exceptional temperature linearity and measurement consistency under challenging operating conditions.
Featuring 316L stainless steel armored construction with high-purity magnesium oxide insulation, the rugged probe achieves IP67 ingress protection rating and enhanced vibration resistance. The compact design allows minimum outer diameter of 3mm with customizable insertion lengths from 50mm to 2000mm. Operational temperature range spans from -50℃ to +600℃, delivering ±0.15% measurement accuracy in standard industrial environments and long-term stability within 0.05% annual drift.
Notable technical features include optimized thermal response characteristics with τ0.5 time reduced to 1.5 seconds in liquid media, enabling precise tracking of rapid temperature fluctuations. The dual-independent sensing elements configuration supports redundant measurement or dual-channel data acquisition for critical processes. Full-welded hermetic sealing combined with specialty alloy sheathing materials ensures reliable performance in corrosive, humid, and dusty environments.
This temperature sensor excels in petroleum refining units, thermal power generation systems, and food processing lines, particularly suitable for temperature monitoring in polymerization reactors and fluid transfer pipelines requiring precise thermal control. With multiple process connection options (flange, thread, compression fitting) and customizable terminal housings, it seamlessly integrates into existing industrial automation infrastructures.
