热电阻类别
|
测温范围
|
精度等级
|
允许偏差
|
Cu
|
-50~+100
|
±(0.30+0.006) |t|
|
|
Pt
|
-200~+500
|
A级
|
±(0.15+0.002) |t|
|
B级
|
±(0.30+0.005) |t|
|
分度号
|
允差等级
|
|||
Ⅰ
|
Ⅱ
|
|||
允差值
|
测温范围℃
|
允差值
|
测温范围℃
|
|
K
|
±1.5℃
|
-40~+375
|
±2.5℃
|
-40~+333
|
±0.004|t|
|
375~1000
|
±0.0075|t|
|
333~1200
|
|
E
|
±1.5℃
|
-40~+375
|
±2.5℃
|
-40~+333
|
±0.004|t|
|
375~800
|
±0.0075|t|
|
333~900
|
|
S
|
±1℃
|
0~+1100
|
±1.5℃
|
0~600
|
±[1+0.003(t-1100)]
|
1100~1600
|
±0.0025|t|
|
600~1600
|
|
B
|
―
|
―
|
―
|
―
|
―
|
―
|
±0.0025|t|
|
600~1700
|
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