K-Patents PR-23 User Manual

Page 99

9 Sensor speciﬁcations

9.5.2 PR-23-GC speciﬁcations

General specifications
Refractive Index range:

Full range n

1.3200–1.5300 (corresponds to

0–100 % b.w.), Sapphire prism

Accuracy:

Refractive index n

± 0.0002 (corresponds typ-

ically to ± 0.1 % by weight)
Repeatability and stability correspond to accu-
racy

Speed of response:

1 s undamped, damping time selectable up to
5 min

Calibration:

With Cargille certified refractive index liquids
over full range of n

1.3200–1.5300

CORE-Optics:

No mechanical adjustments (US Patent No.
US6067151)

Digital measurement:

3648 pixel CCD element

Light source:

Light emitting diode (LED) 589 nm wave-
length, sodium light

Temperature sensor:

Built-in Pt-1000

Temperature compensation:

Automatic, digital compensation

Instrument verification:

With certified refractive index liquids and
K-Patents documented procedure

Ambient temperature:

Sensor: max. 45 °C (113 °F),
min. -20 °C (-4 °F)
Indicating transmitter: max. 50 °C (122 °F),
min. 0 °C (32 °F)

SENSOR PR-23-GC:
Process connection

by Sandvik coupling L 76.1 mm (2.5 inch) for

(in upper elbow of pipe):

pipe line sizes of 2.5 inch and larger; via reduc-
ing ferrule PR-9283 for 2 inch pipes

Wafer flow cell WFC connection

via Wafer flow cell WFC for pipe line sizes

(in straight pipe):

15 mm (0.5 inch), 25 mm (1 inch) and 40 mm
(1.5 inch); Wafer flow cell body mounts be-
tween ANSI 150 psi, DIN PN 25 or JIS

Pipe flow cell PFC connection

via a Pipe flow cell PFC for pipe line sizes

(in straight pipe)

15 mm (0.5 inch), 25 mm (1 inch) and 40 mm
(1.5 inch); Pipe flow process connection ANSI
150 psi, DIN PN 25 or JIS

Process pressure:

up to 15 bar (200 psi) at 20 °C (70 °F)

Process temperature:

-40 °C–+130 °C (-40 °F–+266 °F)

Process wetted parts, standard:

AISI 316L stainless steel, prism sapphire, prism
gaskets PTFE (teflon)

Process wetted parts, options:

AISI 904L stainless steel, Alloy 20, Hastelloy
C-276, Nickel 200, Titanium ASTM B348 or
SAF 2205

Sensor protection class:

IP67, Nema 4X

Sensor weight:

2.0 kg (4.4 lbs)