K-Patents PR-23 User Manual

Page 107

9 Sensor speciﬁcations

9.6.2 PR-23-GP speciﬁcations

General specifications
Refractive Index range:

Full range n

1.3200–1.5300 (corresponds to

hot water – 100 Brix)

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. -40 °C
(-40 °F)
Indicating transmitter: max. 50 °C (122 °F),
min. 0 °C (32 °F)

SENSOR PR-23-GP:

Probe sensor for large pipe line and vessel in-
stallation

Process connection:

Flanges: ANSI 3’’ 150 lbs or DIN 80 PN 25 or
JIS 10K 80A; or Sandvik L clamp 88 mm

Process pressure:

Flange connections up to 25 bar (350 psi)

Process temperature:

-20 °C–+150 °C (-4 °F–+302 °F)

Process wetted parts, standard:

AISI 316L stainless steel, prism spinel, prism
gaskets MTF (Modified Teflon)

Sensor protection class:

IP67, Nema 4X

Sensor weight:

Aluminium sensor with clamp/flange 4.0–9.0 kg
(8.8–19.8 lbs), stainless steel sensor with
clamp/flange 5.9–10.9 kg (13.0–24.0 lbs)