9 Sensor specicaons
79
9.3.1 PR-23-AC sensor model code
SANITARY COMPACT REFRACTOMETER for pipelines
Model and descripon Model
PR-23 = Refractometer PR-23
Sensor model
-A = 3-A Sanitary Standard 46-03 cered -A
Sensor type
C = Compact type for pipeline installaons C
Refracve index range limits
-62 = R.I. 1.320–1.530 n
D
(0-100 Brix) Spinel prism -62
-73 = R.I. 1.320–1.530 n
D
(0-100 Brix) Sapphire prism -73
-74 = R.I. 1.260–1.470 n
D
Sapphire prism (A) -74
Process connecon
-H = Sanitary 3A-clamp, 2½inch, inseron length 14 mm -H
-E = Varivent
®
in-line access unit clamp DN65 -E
-N = Sanitary 3A-clamp, 2½inch, inseron length 14 mm, high pressure, 40 bar at 20°C -N
-ZC = Sanitary I-line male (14 WI) 2½inch, inseron length 14 mm
Sensor weed parts material
SS = AISI 316 L SS
HC = Hastelloy C276 / ASTM C276 (B)
Electrical classicaon
-GP = General purpose -GP
-AX = Ex and IECEx cered Ex II 3G, Ex nA IIC T4 Gc (up to zone 2) (T
amb
-20 ... +65°C -AX
-IA = ATEX and IECEx cered Ex II 1G, Ex ia IIC T4 Ga (up to zone 0) (T
amb
-20 ... +65°C (C) -IA
Sensor housing
-AA = Anodized Aluminium -AA
-SC = Stainless steel AISI 316 -SC
EHEDG opon
-EH = EHEDG Type EL Class I Cered Model (D) -EH
Polishing opon
-EP = Electropolished sensor weed parts (RA 0.38µ, 15 µ inch) (E)
(A) This opon may aect delivery me
(B) This opon may aect delivery me. Includes gasket Teon 2.5" and Ferrule in Hastelloy C
(C) Available with STR Indicang Transmier and IS isolator only
(D) For -H, -E, -N connecons
(E) For AISI 316 L only