鎧裝熱電偶是將熱電偶絲、絕緣材料和金屬保護(hù)管三者組合裝配后,經(jīng)過(guò)拉伸加工而成的一種堅(jiān)實(shí)的組合體。具有能彎曲、耐高壓、熱響應(yīng)時(shí)間快和堅(jiān)固耐用等優(yōu)點(diǎn)。
代號(hào)和尺寸 | 鎧裝熱電偶外徑 | |
¢8¢6¢5 | ¢4¢3¢2 | |
M | M16×1.5 | M12×1.5 |
S | 22 | 19 |
代號(hào)和尺寸 | 鎧裝熱電偶外徑 | |
¢8¢6¢5 | ¢4¢3¢2 | |
D | ¢60 | ¢50 |
Do | ¢42 | ¢36 |
D1 | ¢24 | ¢20 |
S | ¢22 | ¢19 |
do | ¢9 | ¢7 |
型號(hào) | 分度號(hào) | 允差等級(jí) | |||
Ⅰ | Ⅱ | ||||
允差值 | 測(cè)量范圍℃ | 允差值 | 測(cè)量范圍℃ | ||
WRNK | K | ±1.5℃ | -40~+375 | ±2.5℃ | -40~+333 |
±0.004ltl | 375~1000 | ±0.0075ltl | 333~1200 | ||
WRMK | N | ±1.5℃ | -40~+375 | ±2.5℃ | -40~+333 |
±0.004ltl | 375~1000 | ±0.0075ltl | 333~1200 | ||
WREK | E | ±1.5℃ | -40~+375 | ±2.5℃ | -40~+333 |
±0.004ltl | 375~800 | ±0.004ltl | 333~900 | ||
WRFK | J | ±1.5℃ | -40~+375 | ±2.5℃ | -40~+333 |
±0.004ltl | 375~750 | ±0.004ltl | 333~750 | ||
WRCK | T | ±0.5℃ | -40~+125 | ±1℃ | -40~+133 |
±0.004ltl | 125~350 | ±0.0075ltl | 133~350 | ||
WRPK | S | ±1℃ | 0~+1100 | ±2.5℃ | 0~600 |
±[0.003(t-1100)] | 1100~1600 | ±0.0025ltl | 600~1600 |
偶絲形式 | 單支式 | 雙支式 | |
套管直徑 | Φ2 Φ3 Φ4 Φ5 Φ6 Φ8 | Φ3 Φ4 Φ5 Φ6 Φ8 | |
套管材質(zhì) | E、J、 T | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
K、N | 1Cr18Ni9Ti GH3030 | 1Cr18Ni9Ti GH3030 | |
S | GH3039 | GH3039 |