Specifications - Vaisala K-PATENTS PR-23 Series Instruction Manual

166

11.2 Specifications

Refractive Index range:
Accuracy:
Speed of response:
Calibration:
CORE-Optics:
Digital measurement:
Light source:
Temperature sensor:
Temperature compensation:
Instrument verification:
Ambient temperature:
SAFE-DRIVE™ SENSOR PR-23-SD
AND ISOLATION VALVE SDI-23
Isolation valve connection:
Process pressure:
Process temperature:
Sensor process wetted parts,
standard:
Sensor protection class:
Isolation valve,
process wetted parts:
Isolation valve,
process connection:
Prism wash:
Sensor and valve weight:
SAFE-DRIVE™ RETRACTOR
SDR-23
Retractor weight:
Full range n 1.3200–1.5300 (corresponds to hot
D
water – 100 Brix)
Refractive index n ± 0.0002 (corresponds typically
D
to ± 0.1 % by weight)
Repeatability and stability correspond to accuracy
1 s undamped, damping time selectable up to 5 min
With Cargille certified refractive index liquids over
full range of n 1.3200–1.5300
D
No mechanical adjustments (US Patent No. US6067151)
3648 pixel CCD element
Light emitting diode (LED) 589 nm wavelength,
sodium light
Built-in Pt-1000
Automatic, digital compensation
With certified refractive index liquids and
Vaisala documented procedure
Sensor: max. 45 °C (113 °F), min. -20 °C (-4 °F);
Indicating transmitter: max. 50 °C (122 °F), min.
0 °C (32 °F)
(Patent Pending)
Safe-Drive™ flange DN 40 PN25
(Patent pending)
Static pressure up to 20 bar (300 psi),
operational pressure up to 10 bar (150 psi)
-20 °C–170 °C (-4 °F–340 °F)
SAF 2205, Duplex steel SS 2377, Werkstoff-Nr.
1.4462, UNS S31803, prism spinel, prism gaskets
MTF (Modified Teflon)
IP67, Nema 4X
SAF 2205, Duplex steel SS 2377, Werkstoff-Nr.
1.4462, UNS S31803, AISI 316 L, flange gasket Vi-
®
ton , lip seals Bronze Teflon
spring
By welding to pipe sizes of 2"–24", for both
vertical and horizontal pipe lines
Retractable steam wash nozzle with check valves
10.5 kg (23 lbs)
(Patent pending)
7.7 kg (17 lbs)
PR-23 instruction manual
®
and ELGILOY, AISI 301