Integrated temperature transmitter with shallow insertion and deep thermocouple of φ12 protection tube
List of relationship between measurement error and protection tube length (relative insertion depth 300mm)
|
Φ12x2
|
-50 ℃
|
0 ℃
|
100 ℃
|
200 ℃
|
300 ℃
|
|
L1-50
|
± 0.3
|
± 0.3
|
± 0.3
|
± 0.5
|
± 1.0
|
|
L1 = 70
|
± 0.3
|
± 0.3
|
± 0.3
|
± 0.5
|
± 1.0
|
|
L1 = 100
|
± 0.3
|
± 0.3
|
± 0.3
|
± 0.5
|
± 1.0
|
|
L1 = 300
|
± 0.3
|
± 0.3
|
± 0.3
|
± 0.5
|
± 1.0
|
Note: the error of insertion depth <40mm will also become larger
Pt100 of φ12 protection tube
List of relationship between measurement error and protection tube length (relative insertion depth 300mm)
|
Φ12x2
|
-50 ℃
|
0 ℃
|
50 ℃
|
100 ℃
|
150 ℃
|
|
L1-70
|
+8.57
|
± 4.240
|
-3.058
|
-5.821
|
-10.118
|
|
L1 = 100
|
+3.321
|
+1.396
|
-1.276
|
-1.975
|
-4.566
|
|
L1 = 160
|
+0.6269
|
+0.111
|
-0.070
|
-0.123
|
-0.261
|
|
L1 = 200
|
+0.082
|
+0.021
|
-0.0115
|
-0.030
|
-0.053
|