K-Patents PR-23 - Manual (Page 130)

122 PR-23 instruction manual
9.9.1 PR-23-W sensor model code
MODEL AND DESCRIPTION MODEL
PR-23 = Sensor PR-23
Sensor model
-W = Aggressive medium Saunders body flowcell
-W
Refractive Index range limits
73 = n
D
1.320–1.530 Sapphire prism 73
74 = n
D
1.260–1.4700 Sapphire prism 74
Sensor wetted parts material
-2TF = Teflon
® (PTFE=Plytetrafluoroethylene) -2TF
Sensor/diaphragm valve body connection
4 = Adapter for 4 inch/DN 100 valve body
4
3 = Adapter for 3 inch/DN 80 valve body 3
2 = Adapter for 2 inch/DN 50 valve body 2
Electrical classification
-GP = General Purpose
-GP
-AX = ATEX certified EX II 3 G Eex nA II T4 (up to Zone 2) -AX
-IA = ATEX and IECEx certified EX II 1 G Ex ia II C T4 Ga (up to Zone 0) -IA
Sensor housing
-SC = Stainless steel
-SC
Example: Sensor: PR-23-W62-2TF4-GP-SC
SAUNDERS VALVE BODY FOR SENSOR PR-23-W MODEL
SVB = Saunders valve body SVB
Process line connection
-A040 = ANSI flange 4 inch 150 lbs
-A040
-A030 = ANSI flange 3 inch 150 lbs -A030
-A020 = ANSI flange 2 inch 150 lbs -A020
-D100 = DIN flange DN 100 PN 16 -D100
-D080 = DIN flange DN 80 PN 16 -D080
-D050 = DIN flange DN 50 PN 16 -D050
-J100 = JIS flange 10K 100A -J100
-J080 = JIS flange 10K 80A -J080
-J050 = JIS flange 10K 50A -J050
Valve body material
-GC = Graphite cast iron
-GC
Valve body lining material
-PFA = PFA (= Fluorinated ethylene propylene)
-PFA
Example: Valve body: SVB-A040-GC-PFA