Model Description
‑A 3‑A approved
Sensor type
P Probe type for tanks and large pipes
Refractive index range limits
‑62 R.I. 1.320–1.530 n
D
(0 … 100 Brix) spinel prism
‑73 R.I. 1.320–1.530 n
D
(0 … 100 Brix) sapphire prism
‑74 R.I. 1.260–1.470 n
D
sapphire prism
Process connection
‑R Sanitary clamp, 4 in, insertion length 170 mm
Sensor wetted parts material
SS AISI 316 L
Electrical classification
‑GP General purpose
‑FM FM certified 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)
‑AX ATEX and IECEx certified Ex II 3G, Ex nA IIC T4 Gc (up to zone 2) (T
amb
−20 … +65 °C)
‑IA ATEX and IECEx certified Ex II 1G, Ex ia IIC T4 Ga (up to zone 0) (T
amb
−20 … +65 °C)
1)
‑IF IF certified to US and Canadian standards Class I, Div.1, Groups A, B, C, D T4 (T
amb
−20 … +45 °C
1)
‑CX NEPSI Certified for use in Ex nA IIC T4 Gc
‑CI NEPSI Certified for use in Ex ia IIC T4 Ga
Sensor housing
‑AA Anodized Aluminum
‑SC Stainless steel AISI 316
Prism wash
‑SN Integral steam nozzle, AISI 316 L
‑WN Integral water nozzle, AISI 316 L
-WP Integral pressurized water nozzle, AISI 316 L
1) Available with STR Indicating transmitter and IS isolator only.
Chapter 10 – Sensor specifications
115
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