產(chǎn)品概述
WZPK-303U薄膜鉑熱電阻是一款基于先進薄膜傳感技術(shù)開發(fā)的高精度溫度檢測元件，適用于工業(yè)自動化、能源管理、環(huán)境監(jiān)測等多元化場景的溫度測量需求。該產(chǎn)品采用特殊工藝將納米級鉑金屬層均勻沉積于陶瓷基片表面，通過精密激光微調(diào)技術(shù)實現(xiàn)電阻特性的精確控制，確保溫度信號采集的線性度與重復(fù)性。
核心優(yōu)勢
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精密溫度感知：通過優(yōu)化薄膜結(jié)構(gòu)設(shè)計，實現(xiàn)±0.15℃的測量精度（0℃時），在-50℃～300℃范圍內(nèi)保持穩(wěn)定的溫度響應(yīng)特性。漸變式溫度補償算法有效降低環(huán)境波動對測量結(jié)果的影響。
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動態(tài)響應(yīng)優(yōu)化：獨特的微型化傳感單元設(shè)計使熱響應(yīng)時間縮短至傳統(tǒng)產(chǎn)品的60%，梯度溫度場中的響應(yīng)滯后小于1.2秒（液體介質(zhì)），滿足快速溫度變化的捕捉需求。
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環(huán)境適應(yīng)性：316L不銹鋼防護殼體采用無縫焊接工藝，配合雙層氧化鋁絕緣襯套，可在IP67防護等級下承受20Bar靜壓。表面經(jīng)鈍化處理的探桿結(jié)構(gòu)有效抵抗酸堿介質(zhì)侵蝕。
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信號穩(wěn)定性：全量程范圍內(nèi)電阻-溫度轉(zhuǎn)換偏差小于0.05%FS，年漂移量控制在0.02℃以內(nèi)。模塊化接線端子支持三線/四線制接法，兼容主流控制系統(tǒng)接口。
應(yīng)用場景
• 工業(yè)過程控制：適用于反應(yīng)釜溫度監(jiān)控、管道流體測溫等場景
• 暖通系統(tǒng)：中央空調(diào)冷熱交換監(jiān)測、地源熱泵系統(tǒng)控制
• 食品加工：巴氏殺菌溫度鏈追蹤、冷凍倉儲環(huán)境監(jiān)控
• 實驗室設(shè)備：恒溫槽校準(zhǔn)、培養(yǎng)箱溫度反饋
技術(shù)參數(shù)
測量范圍：-50～300℃（可定制擴展）
探頭直徑：3mm/6mm（可選）
保護管材質(zhì)：316L/哈氏合金（可選）
引線長度：標(biāo)準(zhǔn)1.5m（支持定制）
電氣接口：M12×1.5/G½螺紋
Product Overview
The WZPK-303U thin-film platinum RTD is a high-precision temperature sensing device developed with advanced thin-film deposition technology, designed for temperature measurement in industrial automation, energy management, and environmental monitoring applications. Its nano-scale platinum layer is uniformly deposited on ceramic substrate through magnetron sputtering process, with laser trimming ensuring precise resistance characteristics.
Key Features
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Precision Measurement: Achieves ±0.15℃ accuracy at 0℃ with optimized film structure, maintaining stable performance across -50℃ to 300℃ range. Adaptive temperature compensation algorithm minimizes environmental interference.
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Rapid Response: Miniaturized sensing element reduces thermal response time to 60% of conventional products, showing less than 1.2s lag in liquid media for dynamic temperature tracking.
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Robust Construction: Seamless 316L stainless steel sheath with dual-layer alumina insulation provides IP67 protection and 20Bar pressure resistance. Passivated surface treatment enhances corrosion resistance.
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Signal Integrity: Full-scale resistance-temperature conversion deviation below 0.05%FS with annual drift limited to 0.02℃. Modular terminals support 3/4-wire connections for control system compatibility.
Application Fields
• Process industries: Reactor temperature monitoring, pipeline fluid measurement
• HVAC systems: Heat exchanger control, geothermal pump management
• Food processing: Pasteurization tracking, cold chain monitoring
• Laboratory: Calibration bath control, incubator regulation
Technical Specifications
Range: -50～300℃ (extendable)
Probe diameter: 3mm/6mm (optional)
Sheath material: 316L/Hastelloy (optional)
Lead length: Standard 1.5m (customizable)
Connection: M12×1.5/G½ thread
（總字?jǐn)?shù)：512字）
