K-Patents PR-03 - Manual (Page 75)

75 75
75 75
8 Sensor specifications and other sensor information 69
8.4.3 PR-03-P specifications
General specifications General system specifications for a PR-03-P refractometer sensor
Refractive Index range R.I. 1.3100–1.5400 (corresponds to hot water–100 Brix)
Accuracy R.I. ± 0.0002 (corresponds typically to ± 0.1% by weight).
Repeatability and stability correspond to accuracy.
Speed of response 1.2 s undamped
Damping time constant Selectable up to 5 min
Process temperature -20 ◦ C–130 ◦ C (-4 ◦ F–266 ◦ F)
Temperature compensation Automatic
Ambient temperature max. 45 ◦ C (113 ◦ F), min. -20 ◦ C (-4 ◦ F)
Humidity 20–100 %
Pollution degree Degree 2
Process pressure Sanitary clamp max. 15 bar (200 psi) at 20
◦
C (70
◦
F)/
9 bar (125 psi) at 120 ◦ C (250 ◦ F)
Recommended flow velocity Above 1.5 m/s (5 ft/s)
Quality certificate ISO 9001
Sensor Meets the requirements of the 3-A Sanitary Standard 46-02
Wetted parts AISI 316L stainless steel, prism gaskets Teflon R , prism spinel
Sensor weight 2.4 kg (5.3 lbs)
Sensor protection class IP67, Nema 4X
Process connections 2 1/2" Sanitary clamp
4" Sanitary clamp
MT4 DN 25/1T APV Tank bottom flange
Temperature measurement Built-in Pt-100
Image detector 1024 pixel CCD-element
Light source Light emitting diode (LED)
Indicating transmitter See Chapter 9
Options − External output unit, Section 4.2
− Relay units, Section 4.1
− Stainless steel sensor housing