Table 29 Wafer Flow Cell Model Code - Vaisala PR-23 Series User Manual

Model Description
ATEX and IECEx certified Ex II 1G, Ex ia IIC T4 Ga (up to zone 0) (T
‑IA
1)
CSA certified Class I, Div.2, Groups A, B, C, D, T4 (T
‑CS
FM certified Class I, Div.2, Groups A, B, C, D T6 (T
‑FM
FM certified to US and Canadian standards Class I, Div.1, Groups A, B, C, D T4 (T
‑IF
−20 ... +45 °C)
1)
NEPSI Certified for use in Ex nA IIC T4 Gc
‑CX
NEPSI Certified for use in Ex ia IIC T4 Ga
‑CI
Sensor housing
Stainless steel AISI 316
‑SC
1) Available with STR Indicating Transmitter and IS isolator only.
Table 29 Wafer flow cell model code
Model Description
WFC Wafer flow cell
Sensor connection
L coupling 76.1 mm (insertion length 14 mm)
‑K
Material of construction
SS AISI 316 L
Process connection
ANSI flange 150 psi
‑A
DIN flange PN40
‑D
JIS flange 10K
‑J
Pipe section diameter
05 15 mm (0.5 in)
10 25 mm (1 in)
15 40 mm (1.5 in)
Wash nozzle connection
Nozzle connection
‑NC
Wash nozzles
Steam nozzle, G¼ thread female
‑SN
Water nozzle, G¼ thread female
‑WN
Chapter 10 – Sensor specifications
−20 ... +65 °C)
amb
−20 ... +45 °C)
amb
−20 ... +45 °C)
amb
amb
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