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Products－Industrial temperature sensor－Assembling type RTDs－Temperature range, construction and specification for protection tubes
RTD Operating Temperature Range
|
Symbol
|
Division
|
Operating temp range
|
|
L
|
For low temperature
|
-200～ +100
|
|
M
|
For medium temperature
|
0～350
|
|
H
|
For high temperature
|
0～350
|
Construction of RTDs
|
Type
|
Diameter(approx)
|
|
Pt100
|
7
|
9
|
12
|
16
|
Material and Standard Dimensions for Protection Tube
|
Material
|
Symbol
|
Dimension (mm)
|
Max Length (mm)
|
Operating Temp Limit
|
Features
|
|
OD
|
ID
|
Normal
|
Max
|
|
SUS304
|
A
|
10
|
7
|
2000
|
850
|
950
|
Having high heat resistance, acid resistance and alkali resistance.
|
|
12
|
9
|
|
16
|
12
|
3950
|
|
SUS316
|
C
|
10
|
7
|
2000
|
850
|
950
|
Almost same as SUS304 in heat resistance, acid resistance and alkali resistance, but corrosion resistance is better than SUS304 at high temperature.
|
|
12
|
9
|
|
16
|
12
|
3950
|
|
SUS316L
|
CL
|
12
|
9
|
2000
|
850
|
950
|
C amount decreased from SUS316. Intergranular corrosion resistant material.
|
|
16
|
12
|
3950
|
|
TITANIUM
|
T
|
16
|
12
|
3950
|
250
|
500
|
Corrosion resistance at low temperature is fairly good, but oxidized and fragile at high temperature.
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