APSA-370/CU-1 Ambient Hydrogen Sulfide Monitor/analyser

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APSA-370/CU-1 Ambient H2S monitor measures SO2 converted H2S through oxidation catalyst based on Ultra Violet Fluorescence.

In order to reduce measurement error by water concentration fluctuatin in ambient, humidifier is set at sample line. It enables long-term stability according to stabilizing catalytic reaction.

Features:

  • Monitor H2S with high sensitivity range in ambient air continuously.
  • Set humidifier at sample line to satbilize catalytic reaction.

Specifications:

Measurement component  Hydrogen sulfide (H2S) in ambient air
Measurement principle Oxidation catalyst + Ultra Violet Fluorescence
Measurement range 0-0.1/0.2/0.5/1.0 ppm
Lower detectable limit 2 ppb
Repeatability ±3.0% of F.S.
Linearity ±2.0% of F.S.
Zero drift ±2% of F.S./day
Span drift ±5% of F.S./day
Response time (T90) 180 sec. or less (from CU-1converter unit)
Sample gas flow rate approx. 0.7L/min
Operation gas None
Indication Measuring value, alarm
Alarm APSA-370: Calibration error, Battery error, Flow rate error, Pressure error, Temperature error in catalyzer, etc.
CU-1: Temperature error in catalyzer
Inpt/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 0-40°C / 85% or less
Power 100/110/115/120/220/230/240 VAC, 50/60Hz
Power consumption APSA-370: 150VA
CU-1: 150VA
Dimension APSA-370: 430(W) x 550(D) x 221(H) mm
CU-1: 430(W) x 550(D) x 221(H) mm
Mass APSA-370: approx. 19kg
CU-1: approx. 10kg
Brand

Horiba

Applications

Environmental Protection

Industries

Automotive, Bio Energy, Bioprocessing, Chemical, Environmental & water treatment, Fermentations, Food & Beverages, Forensics, Laboratories, Petrochemical, Pharmaceutical & Bio Pharma, Polymers, Power Plants, Pulp & Paper, Refinery, Security, customs, fire department, drug agencies, Semi-Conductor, Steel Plants, Sterilization, Universities

Elements

H2S – Hydrogen sulfide

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