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公眾號：ybzhan
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網絡課堂 行業直播
工業熱電偶
WR系列與顯示儀表配套，在-200~1600℃范圍內對氣體、液體以及固體表面溫度進行檢測，廣泛應用于航空、原子能、石油、化工、治金、機械等工業部門和科技領域。
通常由按線盒、保護管、絕緣瓷管、熱電極和安裝固定裝置組成，其結構見圖。
● 主要特點：測量范圍大、使用壽命長、安裝使用方便。
● 主要技術指標：
種類及允差等級（參比端為0℃）
| 品種 | 型號 | 分度號 | Ⅰ級 | Ⅱ級 | Ⅲ級 | 執行標準 | |||
| 測溫范圍℃ | 允差℃ | 測溫范圍℃ | 允差℃ | 測溫范圍℃ | 允差℃ | ||||
| 鎳鉻-鎳硅 | WRK | K | -40~1100 | ±1.5或 | -40~1200 | ±2.5或 | -200~40 | ±2.5或±1.5％t | JB/T9238-1999 |
| 鎳絡硅-鎳硅 | WRN | N | -40~1100 | -40~1300 | -200~40 | ||||
| 鎳絡-康銅 | WRE | E | -40~800 | -40~900 | / | ||||
| 鐵-康銅 | WRJ | J | -40~750 | -40~750 | -200~40 | ||||
| 銅-康銅 | WRT | T | -40~350 | ±1.5或 | -40~350 | ±1.0或 | / | / | |
| 鉑銠10-鉑 | WRS | S | 0~1100 | ±1.0或 | 0~1600 | ±1.5或 | / | ||
| 鉑銠13-鉑 | WRR | R | 0~1100 | 0~1600 | / | ||||
| 鉑銠30-鉑銠6 | WRB | B | ／ | ／ | 600~1700 | 600-1700 | ±4.0或 | ||
保護管直徑、長度及插入深度 mm
| Φ16（單層管） | Φ20 | Φ25（雙層管） | 錐形管 | ||||
| 總長 | 插入深度 | 總長 | 插入深度 | 總長 | 插入深度 | 總長 | 插入深度 |
| 225 | 75 | 225 | 75 | / | / | 225 | 75 |
| 250 | 100 | 250 | 100 | / | / | 250 | 100 |
| 300 | 150 | 300 | 150 | / | / | 300 | 150 |
| 350 | 200 | 350 | 200 | / | / | 350 | 200 |
| 400 | 250 | 400 | 250 | 400 | 250 | 400 | 250 |
| 450 | 300 | 450 | 300 | 450 | 300 | 450 | 300 |
| 500 | 350 | 500 | 350 | 500 | 350 | 500 | 350 |
| 550 | 400 | 550 | 400 | 550 | 400 | 550 | 400 |
| 650 | 500 | 650 | 500 | 650 | 500 | / | / |
| 900 | 750 | 900 | 750 | 900 | 750 | / | / |
| 1150 | 1000 | 1150 | 1000 | 1150 | 1000 | / | / |
| 1650 | 1500 | 1650 | 1500 | 1650 | 1500 | / | / |
| 2150 | 2000 | 2150 | 2000 | 2150 | 2000 | / | / |
| 2650 | 2500 | 2650 | 2500 | / | / | / | / |
說明：·插入深度I＝L－L0，L－總長，L0―保護管外露長度，可取100、150、200、250mm，通常取150mm；
插座式接線盒L0可取30、50、100mm，通常取100mm。
Φ16金屬保護管總長無2650mm這一長度，其它規格協商供貨。
常溫絕緣電阻
| 長度 | 常溫絕緣電阻 | 試驗電壓 |
| L≤1m | 100MΩ | 500±50V |
| L>1m | 100 MΩ·m |
上限溫度絕緣電阻
| 上限溫度 | 試驗溫度 | 絕緣電阻 |
| 100≤tm＜300 | t=tm | 10 |
| 300≤tm＜500 | t=tm | 2 |
| 500≤tm＜850 | t=tm | 0.5 |
| 850≤tm＜1000 | t=tm | 0.08 |
| 1000≤tm＜1300 | t=tm | 0.02 |
| tm≥1300 | t=1300 | 0.02 |
的熱響應時間
| 保護管 | 熱響應時間s | ||
| 代號 | 外徑mm | 金屬管 | 非金屬管 |
| 0 | Φ16 | ≤180 | ／ |
| 1 | Φ20 | ≤240 | / |
| 2 | Φ16 | ／ | ≤240 |
| 3 | Φ25 | ／ | ≤300（雙層） |
|
| 錐形管 | ≤300 | ／ |
保護管種類
| 代號 | 通 用 型 | 特 殊 型 | ||||||||
| A | B | C | Q | R | F | G | H | I | ||
| 材質 | 20#碳鋼 | 1Cr18Ni9Ti | Cr25Ti | 高鋁質 | 剛玉質 | MoSi2 | 鉬管 | 耐熱合金 | 耐蝕合金 | |
| 適用溫度℃ | -100~500 | -200~900 | -40~1000 | 0~1300 | 0~1600 | 0~1600 | 0~2300 | ≤1300 | ≤900 | |
| 配用偶絲 | K,N,E,J,T | K,N,S,R | B,WRe3/25 | S,R,B,WRe3/25 | K,N,S,R | K,N,E,J,T | ||||
| 備注 | 通常用1Cr18Ni9Ti | 協議供貨 | ||||||||
安裝固定型式
| 代 | 名稱 | 結構圖 | 尺 寸 mm | 保護管 | 壓力 | ||||||
| M | H | S | DO | 直徑mm | 材質 | Mpa | |||||
| 2 | 固定螺紋 |
| M27×2 | 32 | 32 | Φ40 | Φ16 | 1Cr18Ni9Ti | ≤10.0 | ||
| M33×2 | 35 | 36 | Φ48 | Φ20 | 20#碳鋼 | ≤1.0 | |||||
| 6 | 錐形固定螺紋 |
| M33×2 | 33 | 36 | Φ48 | 錐形 | 1Cr18Ni9Ti | ≤15.0 | ||
|
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| |||
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| D1 | D2 | D0 | d0 | H | h |
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| 3 | 活動法蘭 |
| Φ70 | Φ54 |
| Φ6 |
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| Φ16 |
| 常壓 |
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| Φ20 |
| |||||
| 4 | 固定法蘭 |
| Φ65 | Φ95 | Φ45 | Φ14 | 19 | 3 | Φ16 | 1Cr18Ni9Ti | ≤6.0 |
| Φ40 | Φ40 | Φ40 | Φ20 | 20#碳鋼 | ≤1.0 | ||||||
型號規格
鉑銠10－鉑熱電偶，分度號：S，測溫范圍0~1600℃；
鉑銠13－鉑熱電偶，分度號：R，測溫范圍0~1600℃；
鉑銠30－鉑6熱電偶，分度號：B，測溫范圍0~1800℃。
工業鉑銠10-鉑、鉑銠13-鉑、鉑銠30-鉑6熱電偶
| 熱電偶型號 | 熱電偶絲 | 固定裝置 | 接線盒 | 保護管 | 響應時間s | 壓力Mpa | |||||
| 直徑 | 材質 | 無固定裝置 | 活動法蘭 | 防濺型 | 防水型 | Φ16 | Φ25 | 材質 | |||
| WRS-121 | Φ0.5 | PtRh10-Pt | ○ |
| ○ |
| ○ |
| 高鋁質 | ＜150 | 常壓 |
| WRS-123 | ○ |
| ○ |
|
| ○ | ＜360 | ||||
| WRS2-131 | ○ |
|
| ○ | ○ |
| ＜150 | ||||
| WRS2-133 | ○ |
|
| ○ |
| ○ | ＜360 | ||||
| WRR-121 | Φ0.5 | PtRh13-Pt | ○ |
| ○ |
| ○ |
| 剛玉管 | ＜150 | 常壓 |
| WRR-123 | ○ |
| ○ |
|
| ○ | ＜360 | ||||
| WRR2-131 | ○ |
|
| ○ | ○ |
| ＜150 | ||||
| WRR2-133 | ○ |
|
| ○ |
| ○ | ＜360 | ||||
| WRB-121 | Φ0.5 | PtRh30-Pt | ○ |
| ○ |
| ○ |
| 剛玉管 | ＜150 | 常壓 |
| WRB-123 | ○ |
| ○ |
|
| ○ | ＜360 | ||||
| WRB2-131 | ○ |
|
| ○ | ○ |
| ＜150 | ||||
| WRB2-133 | ○ |
|
| ○ |
| ○ | ＜360 | ||||
鎳鉻－鎳硅熱電偶 分度號：K 測溫范圍：－40~1000℃
工業鎳鉻－鎳鉻熱電偶
熱電偶 型 號 WRK WRK2 | 固 定 裝 置 | 接 線 盒 | 保 護 管 | 熱響應時間s | 耐壓 | ||||||||||||
| 無固定裝置 | 固定螺紋 | 活動法蘭 | 固定 | 900角固定法蘭 | 錐形固定螺紋 | 防濺型 | 防水型 | 隔爆型 | Φ16 | Φ20 | Φ16 | Φ25 | 錐形 | 材 質 | <90 | 常壓 | |
| 1 | 2 | 3 | 4 | 5 | 6 | 2 | 3 | 4 | 0 | 1 | 2 | 3 | |||||
| -120 | ○ |
|
|
|
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -121 | ○ |
|
|
|
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -122 | ○ |
|
|
|
|
| ○ |
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| ○ |
|
| 高鋁管 | <150 | 常壓 |
| -123 | ○ |
|
|
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|
| ○ |
|
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|
|
| ○ |
| 高鋁管 | <360 | 常壓 |
| -130 | ○ |
|
|
|
|
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -131 | ○ |
|
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| ○ |
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| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -132 | ○ |
|
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| ○ |
|
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| ○ |
|
| 高鋁管 | <150 | 常壓 |
| -133 | ○ |
|
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| ○ |
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| ○ |
| 高鋁管 | <360 | 常壓 |
| -220 |
| ○ |
|
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|
| ○ |
|
| ○ |
|
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|
| 1Cr18Mi9Ti | <90 | <10 |
| -221 |
| ○ |
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| ○ |
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| ○ |
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| 1Cr18Mi9Ti | <90 | <10 |
| -230 |
| ○ |
|
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|
| ○ |
| ○ |
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| 1Cr18Mi9Ti | <90 | <10 |
| -231 |
| ○ |
|
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| ○ |
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| ○ |
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|
| 1Cr18Mi9Ti | <90 | <10 |
| -320 |
|
| ○ |
|
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -321 |
|
| ○ |
|
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -330 |
|
| ○ |
|
|
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -331 |
|
| ○ |
|
|
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -420 |
|
|
| ○ |
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -421 |
|
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| ○ |
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| ○ |
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| ○ |
|
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| 1Cr18Mi9Ti | <90 | <6.4 |
| -430 |
|
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| ○ |
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| ○ |
| ○ |
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| 1Cr18Mi9Ti | <90 | <6.4 |
| -431 |
|
|
| ○ |
|
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -520 |
|
|
|
| ○ |
| ○ |
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| ○ |
|
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| 1Cr18Mi9Ti | <90 | 常壓 |
| -521 |
|
|
|
| ○ |
| ○ |
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| ○ |
|
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| 1Cr18Mi9Ti | <90 | 常壓 |
| -530 |
|
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| ○ |
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| ○ |
| ○ |
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| 1Cr18Mi9Ti | <90 | 常壓 |
| -531 |
|
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| ○ |
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| ○ |
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| ○ |
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| 1Cr18Mi9Ti | <90 | 常壓 |
| -620 |
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| ○ | ○ |
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| ○ | 1Cr18Mi9Ti | <90 | <30 |
| -630 |
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| ○ |
| ○ |
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| ○ | 1Cr18Mi9Ti | <90 | <30 |
說明：·熱電偶絲直徑為Φ2.5mm和Φ3.2mm兩種規格；
熱電偶絲材質為NiCr-NiSi。
鎳鉻－康銅熱電偶 分度號：E 測溫范圍：-40~900℃
工業鎳鉻－康銅熱電偶
| 熱電偶 | 固定裝置 | 接線盒 | 保護管 | 熱響應時間s | 耐壓 MPa | ||||||||||||
| 無固定裝置 | 固定螺紋 | 活動法蘭 | 固定 | 900角固定法蘭 | 錐形固定螺紋 | 防濺型 | 防水型 | 隔爆型 | Φ16 | Φ20 | Φ16 | Φ25 | 錐形 | 材 質 | |||
| 1 | 2 | 3 | 4 | 5 | 6 | 2 | 3 | 4 | 0 | 1 | 2 | 3 | |||||
| -120 | ○ |
|
|
|
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -121 | ○ |
|
|
|
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -130 | ○ |
|
|
|
|
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -131 | ○ |
|
|
|
|
|
| ○ |
|
| ○ |
|
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| 1Cr18Mi9Ti | <90 | 常壓 |
| -220 |
| ○ |
|
|
|
| ○ |
|
| ○ |
|
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| 1Cr18Mi9Ti | <90 | <10 |
| -221 |
| ○ |
|
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| ○ |
|
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| ○ |
|
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| 1Cr18Mi9Ti | <90 | <10 |
| -230 |
| ○ |
|
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| ○ |
| ○ |
|
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| 1Cr18Mi9Ti | <90 | <10 |
| -231 |
| ○ |
|
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|
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| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | <10 |
| -320 |
|
| ○ |
|
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -321 |
|
| ○ |
|
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -330 |
|
| ○ |
|
|
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| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -331 |
|
| ○ |
|
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| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -420 |
|
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| ○ |
|
| ○ |
|
| ○ |
|
|
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| 1Cr18Mi9Ti | <90 | <6.4 |
| -421 |
|
|
| ○ |
|
| ○ |
|
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| ○ |
|
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| 1Cr18Mi9Ti | <90 | <6.4 |
| -430 |
|
|
| ○ |
|
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| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -431 |
|
|
| ○ |
|
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -520 |
|
|
|
| ○ |
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -521 |
|
|
|
| ○ |
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -530 |
|
|
|
| ○ |
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -531 |
|
|
|
| ○ |
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -620 |
|
|
|
|
| ○ | ○ |
|
|
|
|
|
| ○ | 1Cr18Mi9Ti | <90 | <30 |
| -630 |
|
|
|
|
| ○ |
| ○ |
|
|
|
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| ○ | 1Cr18Mi9Ti | <90 | <30 |
說明：·熱電偶絲直徑為Φ2.5mm和Φ3.2mm兩種規格；
·熱電偶絲材質為NiCr-CuNi。
鎳鉻硅－鎳硅熱電偶 分度號：N 測溫度：-40~1300℃
工業鎳鉻硅－鎳硅熱電偶
| 熱電偶 | 固定裝置 | 接線盒 | 保護管 | 熱響應時間s | 耐壓 | ||||||||||||
| 無固定裝置 | 固定螺紋 | 活動法蘭 | 固定 | 900角固定法蘭 | 錐形固定螺紋 | 防濺型 | 防水型 | 隔爆型 | Φ16 | Φ20 | Φ16 | Φ25 | 錐形 | 材 質 | |||
| 1 | 2 | 3 | 4 | 5 | 6 | 2 | 3 | 4 | 0 | 1 | 2 | 3 | |||||
| -120 | ○ |
|
|
|
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -121 | ○ |
|
|
|
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -122 | ○ |
|
|
|
|
| ○ |
|
|
|
| ○ |
|
| 高鋁管 | <150 | 常壓 |
| -123 | ○ |
|
|
|
|
| ○ |
|
|
|
|
| ○ |
| 高鋁管 | <360 | 常壓 |
| -130 | ○ |
|
|
|
|
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -131 | ○ |
|
|
|
|
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -132 | ○ |
|
|
|
|
|
| ○ |
|
|
| ○ |
|
| 高鋁管 | <150 | 常壓 |
| -133 | ○ |
|
|
|
|
|
| ○ |
|
|
|
| ○ |
| 高鋁管 | <360 | 常壓 |
| -220 |
| ○ |
|
|
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | <10 |
| -221 |
| ○ |
|
|
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | <10 |
| -230 |
| ○ |
|
|
|
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | <10 |
| -231 |
| ○ |
|
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|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | <10 |
| -320 |
|
| ○ |
|
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -321 |
|
| ○ |
|
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -330 |
|
| ○ |
|
|
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -331 |
|
| ○ |
|
|
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -420 |
|
|
| ○ |
|
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -421 |
|
|
| ○ |
|
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -430 |
|
|
| ○ |
|
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -431 |
|
|
| ○ |
|
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | <6.4 |
| -520 |
|
|
|
| ○ |
| ○ |
|
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -521 |
|
|
|
| ○ |
| ○ |
|
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -530 |
|
|
|
| ○ |
|
| ○ |
| ○ |
|
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -531 |
|
|
|
| ○ |
|
| ○ |
|
| ○ |
|
|
| 1Cr18Mi9Ti | <90 | 常壓 |
| -620 |
|
|
|
|
| ○ | ○ |
|
|
|
|
|
| ○ | 1Cr18Mi9Ti | <90 | <30 |
| -630 |
|
|
|
|
| ○ |
| ○ |
|
|
|
|
| ○ | 1Cr18Mi9Ti | <90 | <30 |
說明：·熱電偶絲直徑為Φ2.5mm和Φ3.2mm兩種規格；
·熱電偶絲材質為NiCrSi-NiSiMg。
免責聲明
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加盟熱線: 15024464426
媒體合作: 0571-87759945
投訴熱線: 0571-87759942
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