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
|
|||||||||
|
鎧裝熱電偶種類、溫度范圍及允差 Temperature measuring range and accurancy
|
|||||||||
|
類別Category
|
代號
|
分度號
|
套管外徑（mm）
|
測量范圍 ℃
|
*高使用溫度（℃）
|
允許偏差△tTolerance
|
|||
|
1
|
2
|
||||||||
|
鎳鉻－銅鎳 Nickel-chromium--cupronickel
|
WREK
|
E
|
≥φ3
|
-40～700
|
700
|
±1.5℃或±0.4％t±1.5℃ or±0.4％t
|
±2.5℃或±0.75％t±2.5℃ or ±0.75％t
|
||
|
WRNK
|
K
|
|
-40～900
|
950
|
|
||||
|
WRJK
|
J
|
|
-40～500
|
600
|
|
||||
|
WRCK
|
T
|
|
-40～350
|
400
|
|
||||
|
鉑銠-鉑 Rhodium Platinum-Platinum
|
WRPK
|
S
|
φ5～φ8
|
0～1100
|
1300
|
±1.5℃ or±0.25％t
|
|
||
|
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(shí)，熱電極與外套管之間的絕緣電阻應(yīng)符合下表的規(guī)定：
|
|||||||||
|
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:
|
|||||||||
|
鎧裝熱電偶直徑d(mm) Diameter of sheathed thermocouple
|
試驗(yàn)電壓（V·DC） Ecperimental voltage
|
絕緣電阻（MΩ·m） Insulation resistance
|
|||||||
|
0.5～1.5
|
50±5
|
≥1000
|
|||||||
|
＞1.5
|
500±50
|
≥1000
|
|||||||
|
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.
|
|||||||||
|
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。
|
|||||||||
|
The windable radius of sheathed thermocouple shall not less than 5 times of its
|
|||||||||
.gif)
