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Protection Heads and Tubes
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Self-gripping spring and 1/2" NPT threaded fitting can be added to any 1/4" diameter probe to convert it for thermowell use. Helps achieve optimal thermal contact.
| Product Number | Material | Process Connection | Length | Inner Diameter |
|---|---|---|---|---|
|
|
Stainless Steel
|
1/2" NPT
|
1 in
|
1/4"
|
|
|
Stainless Steel
|
1/2" NPT
|
2 in
|
1/4"
|
Industrial protection heads are available in a variety of materials, are compatible with various probe diameters & can use transmitters. Available in single or dual elements.
| Product Number | Material | Process Connection | Terminals | Protection Tube Entry |
|---|---|---|---|---|
|
|
Cast Iron
|
1/2" NPT with compression fitting
|
Single element
|
1/2" NPT
|
|
|
Cast Iron
|
1/2" NPT with compression fitting
|
Duplex element
|
1/2" NPT
|
|
|
Cast Iron
|
1/2" NPT with compression fitting
|
No terminal block
|
1/2" NPT
|
|
|
Aluminum
|
1/2" NPT with compression fitting
|
No terminal block
|
1/2" NPT
|
|
|
Aluminum
|
1/2" NPT with compression fitting
|
Single element
|
1/2" NPT
|
Ceramic Protection Tubes are made from MEGATITE™ 450 and MEGATITE™ 300 which protect the sensor at temperatures as high as 1950°C (3540°F). Optional fittings are available.
| Product Number | Material | Maximum Temperature Rating | Head Connection Size | Process Connection | Length | Outer Diameter | Inner Diameter | Sensing End |
|---|---|---|---|---|---|---|---|---|
|
|
Mullite
|
1400°C (2552°F)
|
None
|
None
|
12 in
|
0.500 in
|
0.375 in
|
Closed
|
|
|
Alumina( 99.8%)
|
1700°C (3092°F)
|
None
|
None
|
12 in
|
1 in
|
0.750 in
|
Closed
|
|
|
Alumina( 99.8%)
|
1700°C (3092°F)
|
None
|
None
|
18 in
|
1 in
|
0.750 in
|
Closed
|
|
|
Alumina( 99.8%)
|
1700°C (3092°F)
|
None
|
None
|
24 in
|
1 in
|
0.750 in
|
Closed
|
|
|
Mullite
|
1400°C (2552°F)
|
None
|
None
|
12 in
|
1 in
|
0.750 in
|
Closed
|
Protection heads are available in a variety of materials, are compatible with various probe diameters and can use transmitters. Also, configurable w/ single or dual elements.
| Product Number | Material | Process Connection | Terminals | Protection Tube Entry |
|---|---|---|---|---|
|
|
Burnished Die Cast Aluminum
|
1/2" NPT with compression fitting for 1/8 to 1/4 in OD wire
|
Single element
|
1/2" NPT
|
|
|
Aluminum
|
M16 x 1.5 with compression fitting
|
Duplex element
|
M10 x 1 works with 1/8 NPT
|
|
|
Cast Iron
|
1/2" NPT
|
No terminal block
|
1/2" NPT
|
|
|
Cast Iron
|
1/2" NPT
|
Single element
|
1/2" NPT
|
|
|
Cast Iron
|
1/2" NPT
|
Duplex element
|
1/2" NPT
|
Protection Tubes outside diameters range from 1/16" - 1/2". Can also be secured into pipes using OMEGALOK® compression fittings (Sold Separately).
| Product Number | Material | Maximum Temperature Rating | Head Connection Size | Process Connection | Length | Outer Diameter | Inner Diameter | Sensing End |
|---|---|---|---|---|---|---|---|---|
|
|
316 Stainless Steel
|
900°C (1650°F)
|
None
|
None
|
6 in
|
0.187 in
|
0.132 in
|
Closed
|
|
|
316 Stainless Steel
|
900°C (1650°F)
|
None
|
None
|
6 in
|
0.500 in
|
0.430 in
|
Open
|
|
|
316 Stainless Steel
|
900°C (1650°F)
|
None
|
None
|
6 in
|
0.250 in
|
0.194 in
|
Open
|
|
|
316 Stainless Steel
|
900°C (1650°F)
|
None
|
None
|
6 in
|
0.125 in
|
0.070 in
|
Open
|
|
|
316 Stainless Steel
|
900°C (1650°F)
|
None
|
None
|
6 in
|
0.375 in
|
0.320 in
|
Open
|
OMEGATITE 650® Protection Tubes is an alloy of silicon nitride and aluminum oxide and is made to with stand high temperatures up to 1250°C, thermal shock & corrosion .
| Product Number | Material | Maximum Temperature Rating | Head Connection Size | Process Connection | Length | Outer Diameter | Inner Diameter | Sensing End |
|---|---|---|---|---|---|---|---|---|
|
|
Silicon Nitride & Aluminum Oxide
|
1250°C (2282°F)
|
None
|
None
|
450 mm
|
12.0 mm
|
6.0 mm
|
Closed
|
|
|
Silicon Nitride & Aluminum Oxide
|
1250°C (2282°F)
|
None
|
None
|
600 mm
|
12.0 mm
|
6.0 mm
|
Closed
|
|
|
Silicon Nitride & Aluminum Oxide
|
1250°C (2282°F)
|
None
|
None
|
150 mm
|
16.0 mm
|
9.0 mm
|
Closed
|
|
|
Silicon Nitride & Aluminum Oxide
|
1250°C (2282°F)
|
None
|
None
|
300 mm
|
16.0 mm
|
9.0 mm
|
Closed
|
|
|
Silicon Nitride & Aluminum Oxide
|
1250°C (2282°F)
|
None
|
None
|
600 mm
|
16.0 mm
|
9.0 mm
|
Closed
|
Metal Protection Tubes are use to further protect the sensor within the probe assemblies in mild to extreme environments depending on material type.
| Product Number | Material | Maximum Temperature Rating | Head Connection Size | Process Connection | Length | Outer Diameter | Inner Diameter | Sensing End |
|---|---|---|---|---|---|---|---|---|
|
|
Black Steel
|
650°C (1200°F)
|
1/2 NPT
|
None
|
12 in
|
0.840 in
|
0.622 in
|
Closed
|
|
|
Black Steel
|
650°C (1200°F)
|
1/2 NPT
|
None
|
18 in
|
0.840 in
|
0.622 in
|
Closed
|
|
|
Black Steel
|
650°C (1200°F)
|
1/2 NPT
|
None
|
24 in
|
0.840 in
|
0.622 in
|
Closed
|
|
|
304 Stainless Steel
|
900°C (1650°F)
|
1/2 NPT
|
None
|
12 in
|
0.840 in
|
0.622 in
|
Closed
|
|
|
304 Stainless Steel
|
900°C (1650°F)
|
1/2 NPT
|
None
|
18 in
|
0.840 in
|
0.622 in
|
Closed
|
Sanitary protection heads are available in a variety of materials, are compatible with various probe diameters and can use transmitters. Single or dual elements available.
| Product Number | Material | Process Connection | Terminals | Protection Tube Entry |
|---|---|---|---|---|
|
|
316 Stainless Steel
|
1/2" NPT
|
No terminal block
|
1/2" NPT
|
|
|
316 Stainless Steel
|
1/2" NPT
|
2 terminals (CH-73)
|
1/2" NPT
|
|
|
316 Stainless Steel
|
1/2" NPT
|
4 terminals (CH-74)
|
1/2" NPT
|
|
|
321 Stainless Steel
|
1/4" NPT
|
No terminal block
|
1/4" NPT
|
|
|
321 Stainless Steel
|
1/4" NPT
|
2 terminals (CH-73/M12)
|
1/4" NPT
|
Protection Heads and Tubes
PROTECTION HEADS AND TUBES are vital pieces of equipment in many industrial, commercial, and la...
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