Terminal Head Connected Thermocouple Assemblies
Table A
| Figure 1 | T/C Assembly with
1/2″ NPT Nipple/Union Extension (For Male Threaded Tubes and Wells) |
Figure 4 | Spring-Loaded T/C
Assembly with 1/2″ NPT Pipe Nipple Extension |
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| Figure 2 | T/C Assembly with
1/2″ NPT Hex Fitting/Coupling/ Nipple Extension |
Figure 5 | Spring-Loaded T/C
Assembly with 1/2″ NPT Hex Fitting/Union Nipple Extension |
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| Figure 3 | Spring-Loaded T/C
Assembly with 1/2″ NPT Hex Fitting |
Figure 6 | Spring-Loaded T/C
Assembly with 1/2″ NPT Nipple/Union/Nipple Extension |
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* For custom extension length, add desired length as suffix to basic order code.
Example: 5046, for 6″ long extension.
** Fitting/Extension shown in figures 2, 3, & 5 only available in stainless steel.
– If connection head is not required, simply insert fiugre number as basic order code Example: 3
How to Order
Tables A -B (Pages 6-8)
| Page 6 | – | Page 7 | – | – | TW Section | |
| Basic Order Code | Element | “L” Length | Order Code for Thermowell | |||
| 104 | CU4K | 12 | If required (See Thermowell Section) | |||
| Table A | Table B | Table C |
| Type of Head | Head Material | Basic Order Code | |||||
| Figure 1 | Figure 2 | Figure 3 | Figure 4 | Figure 5 | Figure 6 | ||
Industrial Weatherproof Screw Cover Head |
Cast Aluminum | 100 | 200 | 300 | 400 | 500 | 600 |
Industrial Weatherproof Screw Cover Head |
316 S.S. | 112 | 212 | 312 | 412 | 512 | 612 |
General Purpose Weatherproof Screw Cover Head For Flip Top Style, add suffix “F” to basic order code |
Cast Aluminum | 104 | 204 | 304 | 404 | 504 | 604 |
Corrosion Resistant Weatherproof Screw Cover Head For Flip Top Style, add suffix “F” to basic order code |
Nylon | 106 | 206 | 306 | 406 | 506 | 606 |
CSA / ATEX / FM Approved Explosion Proof Head meets NEC Class I Div I Groups B, C, D Class II Div I, Groups E, F, G NEMA 4X, 7, 9, II2G, Ex d, IIC, Gb, II2 D, Ex tb, IIIC Db, IECEx |
Cast Aluminum | 108 | 208 | 308 | 408 | 508 | 608 |
| 316 Stainless Steel | 110 | 210 | 310 | 410 | 510 | 610 | |
Elements
Single Thermocouple, 1/4″ O.D. 316 S.S. Metal Sheathed Element
Grounded Hot Junction |
Ungrounded Hot Junction |
Table B
| ANSI Calibrations | Ordering Code | |
| Grounded | Ungrounded | |
| J – Iron – Constantan | C4J | CU4J |
| K – Chromel – Alumel | C4K | CU4K |
| N – Nicrosil – Nisil | C4N | CU4N |
| T – Copper – Constantan | C4T | CU4T |
| E – Chromel – Constantan | C4E | CU4E |
Dual Thermocouple 1/4″ O.D. 316 S.S. Metal Sheathed Element
|
Grounded Hot Junction |
Ungrounded Hot Junction |
Ungrounded & Isolated (Remote) Hot Junction |
Table B continued
| ANSI Calibrations | Ordering Code | ||
| Grounded | Ungrounded | Ungrounded Isolated | |
| J – Iron – Constantan | D4J | DU4J | DUR4J |
| K – Chromel – Alumel | D4K | DU4K | DUR4K |
| N – Nicrosil – Nisil | D4N | DU4N | DUR4N |
| T – Copper – Constantan | D4T | DU4T | DUR4T |
| E – Chromel – Constantan | D4E | DU4E | DUR4E |
– Sheath materials other then 316 S.S. can be ordered by choosing a material code from the Material Table in Thermowell section. Insert desired material code as suffix to order code. Example DU4K61
