电站测温用热电阻WZP-431B 厂家
WZP-431B热电阻产品介绍
中文介绍
WZP-431B热电阻是专为电站测温需求精心设计的高精度测温元件。它采用优质铂丝作为感温元件，铂丝具有极高的化学稳定性，能够在电站复杂的运行环境中长期稳定工作，不受腐蚀性气体、高温蒸汽等恶劣条件的影响，确保测温数据的准确性和可靠性。
其测量范围广泛，能够覆盖电站设备运行所需的温度区间，从低温的冷却系统到高温的锅炉燃烧区域，都能精准测量。热电阻的响应速度快，能够在设备温度发生微小变化时迅速捕捉并输出信号，为电站的实时监控和自动化控制提供有力支持。
在结构设计上，WZP-431B热电阻采用坚固耐用的外壳，防护等级高，能够有效抵御电站现场的灰尘、油污和水汽侵入，保证内部元件的稳定性和使用寿命。同时，其安装方式灵活多样，可适配电站不同设备的测温需求，无论是管道、容器还是大型机组，都能轻松安装并稳定运行。
此外，该热电阻的输出信号稳定，与各类测温仪表和自动化控制系统兼容性良好，可无缝接入电站的监控网络，实现温度数据的实时采集、传输和分析，为电站的安全运行和高效管理提供精准的温度数据支持。
English Introduction
The WZP-431B thermoresistance is a precision temperature measuring element specifically designed for power station temperature measurement requirements. It utilizes high-quality platinum wire as the temperature sensing element. Platinum wire is highly chemically stable, enabling it to operate stably in the complex environment of a power station for long periods. It is immune to the effects of corrosive gases, high-temperature steam, and other harsh conditions, ensuring the accuracy and reliability of temperature measurement data.
The WZP-431B thermoresistance has a wide measurement range, covering the temperature intervals required for the operation of power station equipment. It can accurately measure temperatures from the low-temperature cooling systems to the high-temperature boiler combustion areas. The thermoresistance also has a fast response time, allowing it to quickly capture and output signals when there are minor temperature changes in the equipment. This provides strong support for real-time monitoring and automated control in power stations.
In terms of structural design, the WZP-431B thermoresistance features a robust and durable casing with a high protection rating. It effectively prevents the ingress of dust, oil, and moisture commonly found in power station environments, ensuring the stability and longevity of its internal components. Additionally, it offers flexible installation options to meet the temperature measurement needs of various power station equipment. Whether it is for pipes, containers, or large units, it can be easily installed and operate stably.
Moreover, the WZP-431B thermoresistance provides stable output signals and is highly compatible with a variety of temperature measuring instruments and automated control systems. It can be seamlessly integrated into the monitoring network of a power station, enabling real-time data acquisition, transmission, and analysis of temperature information. This supports the safe operation and efficient management of the power station by providing accurate temperature data.
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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