Pr-23-W Specifications - Vaisala K-PATENTS PR-23 Series Instruction Manual

9 Sensor specifications

9.9.2 PR-23-W specifications

General specifications
Refractive Index range, stand.:
Refractive Index range, option:
Accuracy:
Speed of response:
Calibration:
CORE-Optics:
Digital measurement:
Light source:
Temperature sensor:
Temperature compensation:
Instrument verification:
Ambient temperature:
SENSOR PR-23-W:
Process connection:
Process pressure:
Process temperature:
Process wetted parts, stand.:
Sensor protection class:
Sensor weight:
SAUNDERS VALVE BODY
Valve body material
Valve body lining material
Process connection
Full range n 1.3200–1.5300 (0–100 Conc% b.w.)
D
with Spinel prism H62 and Sapphire prism H73
n 1.2600–1.4700 with Sapphire prism H74
D
Refractive index n ± 0.0002 (corresponds typi-
D
cally to ± 0.1 % by weight)
Repeatability and stability correspond to accuracy
1 s undamped, damping time selectable up to 5 min
With Cargille certified refractive index liquids over
full range of n 1.3200–1.5300
D
No mechanical adjustments (US Patent No. US6067151)
3648 pixel CCD element
Light emitting diode (LED) 589 nm wavelength,
sodium light
Built-in Pt-1000
Automatic, digital compensation
With certified refractive index liquids and
Vaisala documented procedure
Sensor: max. 45 °C (113 °F),
min. -20 °C (-4 °F)
Indicating transmitter: max. 50 °C (122 °F),
min. 0 °C (32 °F)
Saunders body sensor for aggressive process medium
With PFA (Fluorinated ethylene propylene) or ETFE
(Ethylene tetrafluoroethylene) lined Saunders valve
body 2", 3" or 4"
max. 10 bar (145 psi)
-20 °C–+130 °C (-4 °F–+266 °F)
®
Teflon (PTFE), prism spinel or sapphire, prism
gaskets MTF (Modified Teflon)
IP67, Nema 4X
Sensor and 2" Saunders body 15 kg (33 lbs),
sensor and 3" Saunders body 26 kg (57 lbs),
sensor and 4" Saunders body 33 kg (73 lbs)
Graphite cast iron
PFA (Fluorinated ethylene propylene) / ETFE (Eth-
ylene tetrafluoroethylene)
ANSI flange 4 inch 150 lbs / ANSI flange 3 inch 150
lbs / ANSI flange 2 inch 150 lbs / DIN flange DN
100 PN 16 / DIN flange DN 80 PN 16 / DIN flange
DN 50 PN 16
131