Vaisala PR-23 Series - Table 22 Sanitary Probe Refractometer PR-23-AP with Prism Wash for Large Pipelines and Vessels

Model Description
‑H Sanitary clamp, 2.5 in, insertion length 14 mm
1)
‑Q
Sanitary clamp, 2.5 in for flush-moun
t adaptor, insertion length 140 mm
3)
‑C Varinlineâ in‑line ac
cess unit clamp 2 in (DN 50/40)
insertion length 170 mm
1)
Sensor wetted parts material
SS AISI 316 L
Electrical clas
sification
‑GP General purpose
‑A
X ATEX and IECEx certified Ex II 3G, Ex nA IIC T4 Gc (up to zone 2) (T
amb
−20 … +65 °C)
‑FM FM c
ertified Class I, Div.2, Groups A, B, C, D T6 (T
amb
−20 … +45 °C)
‑CS CSA certified Class I, Div.2, Groups A, B, C, D, T4 (T
amb
−20 … +45 °C)
‑IA ATEX and IECEx c
ertified Ex II 1G, Ex ia IIC T4 Ga (up to zone 0) (T
amb
−20 … +65 °C)
4)
‑IF FM c
ertified to US and Canadian standards Class I, Div.1, Groups A, B, C, D T4 (T
amb
−20 … +45 °C)
4)
‑C
X NEPSI Certified for use in Ex nA IIC T4 Gc
‑CI NEPSI Certified for use in Ex ia IIC T4 Ga
Sensor housing
‑A
A Anodized Aluminum
‑S
C Stainless steel AISI 316
EHEDG option
‑EH EHEDG Type EL Class I C
ertified Model
5)
1) EHEDG and Sanitary 3‑A c
ertified.
2) Sanitary 3‑A certified.
3) Design according to Sanitary 3‑A.
4) Available with STR indicating transmitter and IS isolator only.
5) For connections ‑T, ‑N, ‑R, ‑S, ‑H, ‑C.
Table 22 Sanitary probe refractometer PR‑23‑AP with prism w
ash for large pipelines and
vessels
Model Description
PR‑23 Sensor
Sensor model
PR-23 Series User Guide
IM-EN-PR23-E
114