SC42有多种材质：环氧树脂、PVDF、PTFE和不锈钢，PVC与不锈钢结构材料适合大多数过程条件，无需考虑︼耐化学性、压力以及温度规格。
SC42的选型表如下：
| SC42 | | | | Plug-in cond.sens.PT1000 temp |
| 材料 | -EP | | | Epoxy plug-in version |
| | -FP | | | PVDF (Kynar) plug-in version |
| | -SP | | | Stainless steel plug-in |
| | -TP | | | PTFE (Teflon) plug-in version |
| 电极常数 | | 4 | | CC=10.0/cm,2-EL,Flow type |
| | | 8 | | CC=10.0/cm,4-EL,Flow type |
| | | 14 | | CC=1.00/cm,2-EL,Flow type |
| | | 15 | | CC=1.00/cm,2-EL,Ins. type |
| | | 15D | | CC=1.00/cm,2-EL,Ins. D type |
| | | 18 | | CC=1.00/cm,4-EL,Flow type |
| | | 24 | | CC=0.10/cm,2-EL,Flow type |
| | | 34 | | CC=0.01/cm,2-EL,Flow type |
| 材料证书 | | | /M | Matl cert. 3.1.B (EN10 204) |
| 质量证书 | | | /Q | Quality Insp.Cert. |
