| Model | Description |
|---|---|
|
PR‑23 |
Sensor |
|
Sensor model |
|
|
‑M |
Aggressive medium adapter |
| S | Semiconductor industry |
|
Refractive index range limits |
|
|
73 |
R.I. 1.320–1.530 nD sapphire prism |
|
74 |
R.I. 1.260–1.470 nD sapphire prism |
|
Electrical classification |
|
|
‑GP |
General purpose |
|
‑AX |
ATEX and IECEx certified Ex II 3G, Ex ec IIC T4 Gc (up to zone 2). Tamb −20 … +65 °C (−4 … +149 °F) |
|
‑FM |
FM certified Class I, Div.2, Groups A, B, C, D, T6 Tamb −20 … +45 °C (−4 … +113 °F) |
|
‑CS |
CSA certified Class I, Div.2, Groups A, B, C, D, T4 Tamb −20 … +45 °C (−4 … +113 °F) |
|
‑IA |
ATEX and IECEx certified Ex II 1G, Ex ia IIC T4 Ga (up to zone 0), Tamb −20 … +65 °C (−4 … +149 °F) 1 |
|
‑IF |
FM certified to US and Canadian standards Class I, Div.1, Groups A, B, C, D, T4 Tamb −20 … +45 °C (−4 … +113 °F) 1 |
|
‑CX |
NEPSI certified for use in Ex nA IIC T4 Gc |
|
‑CI |
NEPSI certified for use in Ex ia IIC T4 Ga |
|
‑JI |
Eurofins E&E CML Ltd certified for use in Ex ia IIC T4 Ga, Tamb −20 … +65 °C (−4 … +149 °F). |
|
‑RI |
LLC Certification Center VELES certified for use in PO Ex ia I Ma X and 0Ex ia IIC T4 Ga X, Tamb −20 … +65 °C (−4 … +149 °F). |
|
‑RX |
LLC Certification Center VELES certified for use in 2Ex na IIC T4 Gc X, Tamb −20 … +65 °C (−4 … +149 °F). |
|
Sensor housing |
|
| ‑EC | Epoxy coated stainless steel |
Example: Sensor: PR‑23‑MS73‑GP‑EC
|
Model |
Description |
|---|---|
|
Process connection |
|
| F2 | Flow cell body with flare fitting |
| P2 | Flow cell body with Pillar® fitting |
| Line size connection diameter | |
| ‑025 | ¼ in |
| ‑050 | ½ in |
| ‑075 | ¾ in |
| ‑100 | 1 in |
| Flow cell wetted parts material | |
| ‑TM | Modified PTFE Ultra-Pure PTFE (Polytetrafluoroethylene) |
| The flow cell is integrally mounted to the PR‑23‑MS sensor. |
Example: Flow cell: F2‑025‑TM