| Codex Thermocouple | Typus Comp. | Positivum | Negativum | ||
| Nomen | Codex | Nomen | Codex | ||
| S | SC | Cuprum | SPC | Constantanum 0.6 | SNC |
| R | RC | Cuprum | RPC | Constantanum 0.6 | Concilium Nationale Republicanum (RNC) |
| K | KCA | Ferrum | KPCA | Constantan22 | KNCA |
| K | KCB | Cuprum | KPCB | Constantianus 40 | KNCB |
| K | KX | Chromel10 | KPX | NiSi3 | KNX |
| N | NC | Ferrum | NPC | Constantianus XVIII | NNC |
| N | NX | NiCr14Si | NPX | NiSi4Mg | NNX |
| E | EX | NiCr10 | EPX | Constantanus45 | ENX |
| J | JX | Ferrum | JPX | Constantianus 45 | JNX |
| T | TX | Cuprum | TPX | Constantianus 45 | TNX |
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