電站測(cè)溫用熱電阻WZP-431B 供應(yīng)
產(chǎn)品概述
WZP-431B裝配式熱電阻是一款專為工業(yè)溫度測(cè)量設(shè)計(jì)的高精度傳感器,適用于電站、石油化工、冶金電力等領(lǐng)域的溫度監(jiān)控需求。該產(chǎn)品采用模塊化裝配結(jié)構(gòu),能夠靈活測(cè)量-200℃至600℃范圍內(nèi)的液體、氣體介質(zhì)及固體表面溫度,具有優(yōu)異的穩(wěn)定性和可靠性。核心測(cè)溫元件選用優(yōu)質(zhì)鉑電阻材料,通過(guò)精密繞制工藝確保溫度-電阻特性的線性度,為工業(yè)過(guò)程控制提供準(zhǔn)確數(shù)據(jù)支持。46
技術(shù)特點(diǎn)
產(chǎn)品采用全國(guó)統(tǒng)一設(shè)計(jì)的標(biāo)準(zhǔn)化接口,具備優(yōu)異的互換性與兼容性,方便與各類顯示儀表、記錄儀和控制系統(tǒng)配套使用。感溫元件采用雙層絕緣骨架繞制技術(shù),有效抑制電磁干擾,在15-35℃環(huán)境條件下絕緣電阻可達(dá)100MΩ以上。獨(dú)特的壓簧式固定設(shè)計(jì)增強(qiáng)了抗震性能,而可分離式保護(hù)管結(jié)構(gòu)既延長(zhǎng)了使用壽命,又便于維護(hù)時(shí)快速更換測(cè)溫元件。熱響應(yīng)時(shí)間根據(jù)型號(hào)不同分為10-90秒多檔可選,能適應(yīng)不同工況的響應(yīng)速度需求。511
應(yīng)用領(lǐng)域
WZP-431B廣泛應(yīng)用于火力發(fā)電機(jī)組蒸汽管道、鍋爐設(shè)備、煙道風(fēng)道等高溫高壓環(huán)境的溫度監(jiān)測(cè)。其保護(hù)管采用1Cr18Ni9Ti不銹鋼或0Cr18Ni12Mo2Ti耐腐蝕合金材質(zhì),可承受≤10MPa的工作壓力。在石化行業(yè)用于反應(yīng)釜溫度控制,冶金行業(yè)用于連鑄軋鋼過(guò)程監(jiān)控,均表現(xiàn)出良好的環(huán)境適應(yīng)性。產(chǎn)品支持固定螺紋、活動(dòng)法蘭等多種安裝方式,插入深度可按8-10倍管徑的標(biāo)準(zhǔn)靈活定制。113
產(chǎn)品優(yōu)勢(shì)
該熱電阻采用引進(jìn)的深盲孔加工技術(shù)制造保護(hù)管,端部無(wú)焊縫結(jié)構(gòu)顯著提升了機(jī)械強(qiáng)度。雙支元件版本可同步輸出兩組獨(dú)立測(cè)溫信號(hào),為關(guān)鍵設(shè)備提供冗余備份。測(cè)溫元件與保護(hù)管分離的設(shè)計(jì)理念,使得在不停機(jī)情況下即可完成元件檢修或更換,極大降低了維護(hù)成本。產(chǎn)品嚴(yán)格遵循工業(yè)測(cè)溫領(lǐng)域的技術(shù)規(guī)范,在-200~650℃區(qū)間內(nèi)測(cè)溫精度可達(dá)±(0.15+0.002|t|)℃。328
Product Introduction
The WZP-431B assembled thermal resistance is a precision temperature sensor specifically designed for power plant applications. Its modular construction allows for flexible installation in pipelines, boilers and bearing housings, providing reliable temperature monitoring from -200°C to 600°C with excellent long-term stability. The platinum resistance element ensures high measurement accuracy across the entire range. 429
Key Features
This product features interchangeable standardized connections compatible with most display instruments and control systems. The dual-layer insulated sensing element achieves over 100MΩ insulation resistance at room temperature. Anti-vibration spring-loaded design enhances durability in high vibration environments, while the separable protective tube simplifies maintenance. Multiple response time options (10-90 seconds) accommodate different process requirements. 511
Typical Applications
Ideal for steam turbine systems, thermal power generators and auxiliary equipment temperature measurement. The stainless steel protective tube withstands working pressures up to 10MPa, making it suitable for high-pressure steam pipelines. Also widely used in petrochemical reactors, metallurgical furnaces and other industrial processes requiring precise temperature control. Various mounting configurations including threaded and flanged versions are available. 112
Performance Advantages
Manufactured with advanced deep-hole drilling technology, the seamless protective tube ensures superior mechanical strength. Dual-element version provides redundant temperature signals for critical applications. The unique separable design enables thermometer replacement without system shutdown, significantly reducing maintenance downtime. Precision platinum wire winding technology guarantees measurement accuracy within ±(0.15+0.002|t|)℃ specification. 327
電站測(cè)溫用熱電阻
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,
量程規(guī)格
名 稱 分度號(hào) 測(cè)溫范圍 ℃ 精度等級(jí) 允 差Δt
鎳鉻-鎳硅熱電偶 K 0~800 2 ±2.5℃或 ±0.75%t
鎳鉻-銅鎳熱電偶 E 0~600 2 ±2.5℃或 ±0.75%t
鉑熱電阻 Pt100 -200~500 B ±(0.3+0.005|t|)
注:t為感溫元件實(shí)測(cè)溫度或?qū)崪y(cè)溫度的值。
□公稱壓力
一般是指在常溫下,保護(hù)管所能承受的靜態(tài)外壓而不破裂,試驗(yàn)壓力一般采用公稱壓力的1.5倍。實(shí)際上,允許工作壓力不僅與保護(hù)管材料、直徑、壁厚有關(guān),而且還與其結(jié)構(gòu)形式、安裝方法、置入深度以及被測(cè)介質(zhì)的流速、種類有關(guān)。
□熱電偶絕緣電阻
常溫絕緣電阻的試驗(yàn)電壓為直流500V。測(cè)量常溫絕緣電阻的大氣條件為:溫度15~35℃,相對(duì)濕度45%RH,大氣壓力86~106kPa。
對(duì)于長(zhǎng)度超過(guò)1米的熱電偶,它的常溫絕緣電阻值與其長(zhǎng)度的乘積應(yīng)不小于100MΩ•m,
即:Rr•L>100MΩ•mL>1m
式中:Rr-熱電偶的常溫絕緣電阻值,MΩ;
L-熱電偶的長(zhǎng)度,m。
對(duì)于長(zhǎng)度等于或不足1米的熱電偶,它的常溫絕緣電阻值應(yīng)不小于100MΩ。
□熱電阻絕緣電阻
常溫絕緣電阻的試驗(yàn)電壓可取直流10~100V任意值,環(huán)境溫度應(yīng)在15~35℃范圍內(nèi),相對(duì)濕度應(yīng)不大于80%RH,常溫絕緣電阻值應(yīng)不小于100MΩ。
□熱電阻允許通過(guò)電流
通過(guò)鉑電阻的測(cè)量電流大不超過(guò)5mA。
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