K-Patents PR-23 - Manual (Page 125)

9 Sensor specifications 117
9.8.5 PR-23-MS specifications
General specifications
Refractive Index range, standard:
Full range n
D
1.3200–1.5300 (corresponds to
hot water – 100% b.w.) with Sapphire prism
H73
Refractive Index range, option With sapphire prism H74 n
D
1.2600–1.4700
Accuracy: Refractive index n
D
± 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
D
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-MS: Teflon body sensor model for aggressive medium
Sensor protection class: IP67, Nema 4X
Sensor weight: 5.0 kg (12.1 lbs)
FLOW CELL FOR PR-23-MS
Process connection:
Thread G 1/2" or 1/2" NPT female
Process pressure: max. 10 bar (145 psi)
Process temperature: max. 130 °C (266 °F)
Process wetted parts, standard: Teflon
®
(PTFE) or Kynar
®
(PVDF), prism gas-
kets MTF (Modified Teflon
®
), prism Spinel, O-
ring Kalrez, adaptor sapphire
Process wetted parts, option: prism sapphire