APSA-365 Ambient Sulfur Dioxide High Sensitivity type

APSA-365 Ambient Sulfur Dioxide High Sensitivity type

Overview

APSA-365 Ambient SO2 monitor High-sensitivity type employs Ultra Violet Fluorescence method. Aromatic hydrocarbon cutter is built in to reduce interferential components. It enables 0.1ppb at lower detectable limit according to unique detective and optical parts construction employment.

Features

  • To be built in Aromatic hydrocarbon cutter to reduce interferential components.
  • Realized 0-10ppb high sensitivity range.

Manufactured by HORIBA

Specifications

Measurement component

Sulfur dioxide in ambient air

Measurement principle

Ultra Violet Fluorescence

Measurement range

0～10/20/50/100ppb

Lower detectable limit

0.1ppb (2σ）

Repeatability

±2.0％ of F.S.

Linearity

±2.0％ of F.S.

Zero drift

10ppb range: ±2.0% of F.S./day
over 20ppb range: ±1.0% of F.S./day

Span drift

±2.0% of F.S./day

Response time(T90)

180 sec. or less

Sample gas flow rate

approx. 0.8L/min

Operation gas

None

Indication

Measuring value, alarm

Alarm

Calibration error, Battery error, Flow rate error, Pressure error,　temperature error in converter, etc.

Input / Output

  • 0～1V / 0～10V / 4～20mA (2 systems: either (1) momentary value and integrated of (2) moving average value)
  • Contact input/output
  • RS-232C(option)

Temperature/Humidity

5～35℃ 85％ or less

Power

AC100V 50/60Hz

Power consumption

150VA

Dimension

430(W)×550(D)×221(H) mm

Mass

20kg