Table 45 Flow Cell For Sensor Pr-23-Ms - Vaisala PR-23 Series User Manual

Model Description
Refractive index range limits
73 R.I. 1.320–1.530 n
74 R.I. 1.260–1.470 n
Electrical classification
General purpose
‑GP
ATEX and IECEx certified Ex II 3G, Ex nA IIC T4 Gc (up to zone 2) (T
‑AX
FM certified Class I, Div.2, Groups A, B, C, D T6 (T
‑FM
CSA certified Class I, Div.2, Groups A, B, C, D, T4 (T
‑CS
ATEX and IECEx certified Ex II 1G, Ex ia IIC T4 Ga (up to zone 0) (T
‑IA
1)
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
Epoxy coated stainless steel
‑EC
1) Available with STR indicating transmitter and IS isolator only.
Example: Sensor: PR‑23‑MS73‑GP‑EC
Table 45 Flow cell for sensor PR‑23‑MS
Model Description
Process connection
F2 Flow cell body with flare fitting
P2 Flow cell body with Pillarâ fitting
Line size connection diameter
¼ in
‑025
½ in
‑050
¾ in
‑075
1 in
‑100
Flow cell wetted parts material
Modified PTFE Ultra-Pure PTFE (Polytetrafluoroethylene)
‑TM
sapphire prism
D
sapphire prism
D
Chapter 10 – Sensor specifications
−20 ... +65 °C)
amb
−20 ... +45 °C)
amb
−20 ... +45 °C)
amb
−20 ... +65 °C)
amb
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