HORIBA CS-620F Optical Fiber Type Hot Phosphoric Acid Concentration Monitor

Measurement principle

Absorption spectroscopic method

Calculation principle

Temperature compensation type multivariate analysis

Sample

H₃PO₄/H₂O

Measurable range
Repeatability

Component

Measurable range
(mass%)

Repeatability
(mass%)

Analog output
range(mass%)

1st solution

H₃PO₄

85.00-92.00

+/-0.10

85.00-100.00

H₂O

8.0-15.0

+/-0.3

0.0-15.0

・ Repeatability is defined by maximum error from average (1 hour).
・ In the case of low temperature measurement (140°C) and high temperature measurement (170°C) with the same chemical,
there is possibility of discrepancy (Maximum +/- 0.30%).

Conditions
of Measurement

1) Measurement interval: Approx. 3 sec. (minimum)
2) Moving average: 16 times

Connection fitting size

1 inch or 3/4 inch

Sample condition

Sample temperature: 140 to 170°C
Atmospheric temperature, Chemical temperature fluctuation: within +/- 1°C (period of time : 1 hour)
Input pressure: 0.2 MPa or less
Pressure fluctuation: 0.02 MPa or less
Flow rate: 1 to 30 L/min

Air(for operation and purge)

Connection port: 4 mm O.D. quick joint
Pressure: 0.2 MPa ± 0.02 MPa

Power source

100 to 230 V AC (Single-Phase), 50/60 Hz

Power consumption

Approx.85 VA (Transient electric current at the time of the start is excluded)

Communication

Parallel I/O, RS-232C, Analog output

Dimension

(Monitor) 200 (W) × 308 (D) × 78 (H) mm
(Lamp unit) 200 (W) × 262 (D) × 100 (H) mm
(Sample cell) 240 (W) × 209 (D) × 205 (H) mm

Weight

(Monitor) Approx.3.6 kg
(Lamp unit) Approx.2.8 kg
(Sample cell) Approx.3.0 kg