Vaisala PR-23 Series User Manual

10.3.3 PR‑23‑A
C specifications
Table 19 General specifica
tions
Feature Specification
Refractive index range Full range n
D
1.
3200 … 1.5300 (corresponds to hot
water – 100 Brix)
Accuracy Refractive index n
D
±0
.0002 (corresponds typically to
±0.1 % by weight)
Repeatability and stability correspond to accuracy
Speed of response 1 s undamped, damping time selectable up to 5 min
Calibration With Cargille c
ertified refractive index liquids over full
range of n
D
1.3200 … 1.5300
CORE‑Optics No mechanical adjustments
Digital measurement 3648 pixel CCD element
Light source LED 589 nm wavelength, sodium light
Temperature sensor Built‑in P
t‑1000
Temperature compensation Automatic, digital compensation
Instrument v
erification With certified refractive index liquids and Vaisala
documented procedure
Ambient temperature −20 °C … 45 °C (−4 °F … 113 °F)
Table 20 Sensor PR-23-AC specifica
tions
Feature Specification
Sensor PR‑23‑AC Compact sensor model for small pipelines
Process connection Sanitary clamp 2.5 in; Varinlineâ in‑line ac
cess unit
clamp DN65 or using elbow flow cell (for line sizes of
2.5 in and smaller)
Sanitary design 3‑A S
anitary Standard 46‑04 approved and EHEDG
(European Hygienic Engineering & Design Group)
certified (connections ‑H, ‑E)
Process pressure Sanitary clamp max. 15 bar (200 psi) at 20 °C
(7
0 °F) / 9 bar (125 psi) at 120 °C (250 °F)
Process temperature −20 °C … +130 °C (−4 °F … +266 °F)
Process wetted parts, standard AISI 316 L stainless steel, spinel prism, prism gaskets
MTF (Modified T
eflon)
Sensor protection class IP67, Nema 4X
Protection class Protection class 3
Sensor weight 2.0 kg (4.4 lbs)
PR-23 Series User Guide
IM-EN-PR23-E
106

Vaisala PR-23 Series Specifications

General

Brand	Vaisala
Model	PR-23 Series
Category	Measuring Instruments
Language	English