Two of most accurate and commonly used temperature sensors are RTD & Thermocouple.Thermowells are tubular fittings used to protect temperature sensors installed in industrial processes. 

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X
010
Model
 
 
 Product DescriptionProd. time (days)
Thermowell0
X
020
Mounting style
 
 
  Prod. time (days)
Flange, partial penetration weld0
Flange, full penetration weld0
Forged, No welds0
Screwed and Welded0
X
030
Dimension Unit
 
 
  DetailsProd. time (days)
Metric units (mm)Only applies to lengths0
English/U.S. units (inches)0
X
040
Material
 
 
  Prod. time (days)
316 Stainless steel0
316L Stainless steel0
304 Stainless steel0
304L Stainless steel0
Carbon steel0
X
050
Immersion Length
 
 
  DetailsProd. time (days)
xxx.x inches, 2 to 60 inches in ¼ -in. incrementsLengths greater than 130 mm = 6 and 8 mm diameter.0
xxxx mm, 25 to 1300 mm in 5-mm increments Lengths greater than 130 mm = 6 and 8 mm diameter.0
X
060
Process connections
 
 
  Root Dia. STRoot Dia. TRTip Dia. TRTip Dia. SRProd. time (days)
1-in. Class 1501922.516190
1 ½ -in. Class 15021.526.51821.50
2-in. Class 15021.526.51821.50
3-in. Class 15021.526.51821.50
4-in. Class 15021.526.51821.50
6-in. Class 15021.526.51821.50
¾ -in. Class 300171712.7170
1-in. Class 3001922.516190
1 ½ -in. Class 30021.526.51821.50
2-in. Class30021.526.51821.50
1-in. Class 400/6001922.516190
1 ½ -in. Class 400/60021.526.51821.50
2-in. Class 400/60021.522.51821.50
1-in. Class 900/15001926.516190
11/2-in. Class 900/150021.526.51821.50
2-in. Class 900/150021.526.51821.50
1-in. Class 250021.526.51821.50
11/2-in. Class 250021.526.51821.50
2-in. Class 250021.526.51821.50
DN 20/ PN 2.5/6171712.7170
DN 20/ PN 10/16/25/40171712.7170
DN 20/ PN 63/100171712.7170
DN 25/ PN2.5/6191912.7190
DN 25/ PN 10/16/25/40191912.7190
DN 25/ PN 63/100191912.7190
DN 40 / PN 10/16/25/4021.526.51821.50
DN 40 / PN 63/10021.526.51821.50
DN 50 / PN 2.5/621.526.51821.50
DN 50 / PN 10/1621.526.51821.50
DN 50 / PN 25/4021.526.51821.50
DN 50 / PN 6321.526.51821.50
DN 50 / PN 10021.526.51821.50
X
070
Stem style
 
 
  DetailsProd. time (days)
StraightMinimum immersion length = 1 in (25mm)0
TaperedMinimum immersion length = 1 in (25mm)0
SteppedMinimum immersion length = 3 in (25mm)0
X
080
Head Length
 
 
  Prod. time (days)
xx.x inches, 2.25 to 11.25 inches in 1/4-in. increments0
xxx mm, 45 to 225 mm in 5-mm increment0
X
090
Instrument connection
 
 
  Prod. time (days)
½ –14 NPT0
½ –14 NPSM0
¾ –14 NPT0
G ½ -in. (BSPF)0
G 3/4-in. (BSPF)0
M14 x 1.5p0
M18 x 1.5p0
M20 x 1.5p0
M24 x 1.5p0
M27 x 2p0
X
100
Flange face
 
 
   Prod. time (days)
FlatFlat flange face0
Raised faceRaise face0
RTJRing type joint flange face0
X
200
Material certification
 
 
  Prod. time (days)
Thermowell material Certification, EN 10204 3.10
X
210
NACE Certificate
 
 
  Prod. time (days)
Certificate of Compliance to NACE MR0175/ISO 15156 for wetted materials0
X
290
Root diameter (A)
 
 
  Prod. time (days)
xxx.x inches, 0.4 to 3.15 inches in 0.01-in. increments0
xxx.x mm, 10 to 80 mm in 0.5-mm increments 0
X
300
Tip diameter (B)
 
 
  Prod. time (days)
xxx.x inches, 0.4 to 1.80 inches in 0.01-in. increments0
xxx.x mm, 10 to 46 mm in 0.5-mm. increments0
X
310
Non-standard bore diameter (d)
 
 
  DetailsProd. time (days)
0.1-in./ 2.5 mmDefault = 0.276-in.(7mm)0
0.12-in./ 3 mm0
0.18-in./ 4.5 mm0
0.22-in./ 5.5 mm0
0.26-in./ 6.5 mm0
0.276-in./ 7 mm0
0.34-in./ 8.5 mm0
0.42-in./ 10.5 mm0
0.5-in./12.5 mm0
Special0
X
320
Non-standard tip thickness (t)
 
 
  DetailsProd. time (days)
0.197-in./5.0 mmDefault = 0.275-in.(7mm)0
0.236-in./6.0 mm0