PR‑23‑W specifications - PR-23 - PR-23-AC - PR-23-AP - PR-23-GC - PR-23-GP - PR-23-M - PR-23-RP - PR-23-SD - PR-23-W

PR-23 Series User Guide
Document code
IM-EN-PR23
Revision
K
Language
English
Product
PR-23
PR-23-AC
PR-23-AP
PR-23-GC
PR-23-GP
PR-23-M
PR-23-RP
PR-23-SD
PR-23-W
Document type
User guide
General specifications

Feature

Specification
Refractive index range, standard

Full range nD 1.3200 … 1.5300, sapphire prism
Refractive index range, option nD 1.2600 …1.4700 with sapphire prism H74

Accuracy

Refractive index nD ±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 certified refractive index liquids over full range of nD 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 Pt‑1000

Temperature compensation

Automatic, digital compensation

Instrument verification

With certified refractive index liquids and Vaisala documented procedure

Ambient temperature

−20 °C … +45 °C (−4 °F … +113 °F)
Sensor PR‑23‑W specifications

Feature

Specification
Sensor PR‑23‑W Saunders® body sensor for aggressive process medium

Process connection

With PFA (fluorinated ethylene propylene) or ETFE (ethylenetetrafluoroethylene) lined Saunders valve body 2 in, 3 in or 4 in

Process pressure

Max. 10 bar (145 psi)

Process temperature

−20 °C … +130 °C (−4 °F … +266 °F)

Process wetted parts, standard

Teflon® (PTFE), sapphire prism, prism gaskets MTF (Modified Teflon)

Sensor protection class

IP67, Nema 4X
Protection class Protection class 3

Sensor weight

Sensor and 2 in Saunders® body 15 kg (33 lbs), sensor and 3 in Saunders® body 26 kg (57 lbs), sensor and 4 in Saunders® body 33 kg (73 lbs)
Saunders® valve body specifications

Feature

Specification

Valve body material

 Graphite cast iron

Valve body lining material

 PFA (fluorinated ethylene propylene) / ETFE (ethylene tetrafluoroethylene)

Process connection

ANSI flange 2 in 150 lbs

ANSI flange 3 in 150 lbs

ANSI flange 4 in 150 lbs

DIN flange DN 50 PN 16

DIN flange DN 80 PN 16

DIN flange DN 100 PN 16

JIS flange 10K 50A

JIS flange 10K 80A

JIS flange 10K 100A