產(chǎn)品分類
企業(yè)信息
第16年
- 入駐時間: 2007-11-21
- 聯(lián)系人:徐偉
- 電話:021-33040697
-
聯(lián)系時,請說明易展網(wǎng)看到的
- Email:33040697@163.com
產(chǎn)品詳情
簡單介紹:
航空插件式熱電偶可直接測量0-400度范圍內(nèi)的溫度,適用于各類塑料擠出機(jī)輕工紡織和食品等工業(yè),本類產(chǎn)品具有外型尺寸較小熱響應(yīng)快,結(jié)構(gòu)簡單,使用方便等特點(diǎn)。
詳情介紹:
航空插件式熱電偶
主要技術(shù)指標(biāo)Major technical indexes
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鎧裝熱電偶種類、溫度范圍及允差 Temperature measuring range and accurancy
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類別Category
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代號
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分度號
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套管外徑(mm)
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測量范圍 ℃
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*高使用溫度(℃)
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允許偏差△tTolerance
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1
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2
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鎳鉻-銅鎳 Nickel-chromium--cupronickel
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WREK
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E
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≥φ3
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-40~700
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700
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±1.5℃或±0.4%t±1.5℃ or±0.4%t
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±2.5℃或±0.75%t±2.5℃ or ±0.75%t
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WRNK
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K
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-40~900
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950
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WRJK
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J
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-40~500
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600
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WRCK
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T
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-40~350
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400
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鉑銠-鉑 Rhodium Platinum-Platinum
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WRPK
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S
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φ5~φ8
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0~1100
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1300
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±1.5℃ or±0.25%t
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常溫絕緣電阻Insulation resistance at normal temperature
絕緣型鎧裝熱電偶在環(huán)境溫度為20±15℃,相對濕度不大于80%時,熱電極與外套管之間的絕緣電阻應(yīng)符合下表的規(guī)定:
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Of the insulated sheathed thermocouple, the insulation resistance between thermode and outer tube shall, under the ambient termperature of 20±15℃ and relative humidity not more than 80%, comply with the stipulation as below:
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鎧裝熱電偶直徑d(mm) Diameter of sheathed thermocouple
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試驗(yàn)電壓(V·DC) Ecperimental voltage
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絕緣電阻(MΩ·m) Insulation resistance
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0.5~1.5
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50±5
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≥1000
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>1.5
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500±50
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≥1000
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注:絕緣電阻用(MΩ·m)表示。即1m長的試樣的絕緣電阻為1000MΩ;10m長的試樣的絕緣電阻為100MΩ。Note: The insulation resistance shall be denoted as( MΩ·m) , namly, the insulation resisance of 1m-long specimen is 1000( MΩ·m) and that of the 10m-long is 100MΩ.
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鎧裝熱電偶可繞半徑Windable radius of sheathed thermocouple
鎧裝熱電偶的可繞半徑不應(yīng)小于其直徑的5倍,并沒有明顯的損傷。
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The windable radius of sheathed thermocouple shall not less than 5 times of its
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