Hydrogen Sulfide - Sulfur Dioxide Analyzer Model 450
Hydrogen Sulfide - Sulfur Dioxide Analyzer Model 450
Thermo Scientific™

Hydrogen Sulfide - Sulfur Dioxide Analyzer Model 450

Measure hydrogen sulfide (H2S) and sulfur dioxide (SO2) in ambient air.
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Catalog NumberDescription
450IModel 450i Hydrogen Sulfide - Sulfur Dioxide Analyzer
Catalog number 450I
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Description:
Model 450i Hydrogen Sulfide - Sulfur Dioxide Analyzer

Measure the levels of H2S and SO2 in ambient air with the Thermo Scientific™ Hydrogen Sulfide - Sulfur Dioxide Analyzer Model 450. This analyzer features pulsed fluorescence technology, and performs simultaneous measurement readings to provide reliable data capture on a constant basis.

Discover the iQ to work smarter with our next generation 450iQ Hydrogen Sulfide and Sulfur Dioxide Analyzer.

Key Features:

  • Pulsed excitation and intensity stabilization
  • Reflective bandpass filters
  • Temperature stabilization reaction chamber
  • Stable, long-life UV source
  • Superior zero stability

iSeries Advantage:

  • Ethernet connectivity for efficient remote access
  • Enhanced user interface with one button programming and large display screen
  • Flash memory for increased data storage and user downloadable software
  • Enhanced electronics design optimizes product commonality
  • Improved layout for easier accessibility to components
Specifications
Detectable AnalytesHydrogen Sulfide, Sulfur Dioxide
Inputs16 Digital Inputs (Standard), 8 0 to 10 VDC Analog Inputs (Optional)
Linearity±1% full scale <100 ppm
Response Time80 sec. (10 sec. average time); 110 sec. (60 sec. average time); 320 sec. (300 sec. average time)
Span Drift±1% full scale
Temperature (English) Operating68°F to 86°F
Temperature (Metric) Operating20°C to 30°C
Zero NoiseManual Mode SO2 or Combine Sulfur: 1.0 ppb (10 sec. averaging time); 0.5 ppb (60 sec. averaging time); 0.25 ppb (300 sec. averaging time); Automatic Mode SO2 or H2S: 3.0 ppb (10 sec. averaging time); 1.5 ppb (60 sec. averaging time); 0.75 ppb (300 sec. averaging time)
Certifications/ComplianceETL, CSA, UL, CE, UKCA
Depth (English)23 in.
Depth (Metric)584 mm
DescriptionModel 450i Hydrogen Sulfide - Sulfur Dioxide Analyzer
Detection LimitManual Mode SO2 or Combine Sulfur: 2.0 ppb (10 second averaging time); 1.0 ppb (60 second averaging time); 0.5 ppb (300 second averaging time); Automatic Mode SO2 or H2S: 6.0 ppb (10 second averaging time); 2.0 ppb (60 second averaging time); 1.5 ppb (300 seconds)
Height (English)8.62 in.
Height (Metric)219 mm
Measurement RangePreset: 0 to 0.05, 0.1, 0.2, 0.5, 1, 2, 5, and 10 ppm; 0 to 0.2; Extended: 0 to 0.5, 1, 2, 5, 10, 20, 50 and 100 ppm; 0-2, 5, 10, 20, 50, 100, 200, and 250 mg/m3; Custom: 0 to 0.05 to 100 ppm; 0 to 0.2 to 250 mg/m3
Mounting OptionsBench, EIA, retrofit
OutputsSelectable Voltage, RS232/RS485, TCP/IP, 10 Status Relays, and Power Fail Indication (standard); 0 to 20 or 4 to 20mA Isolated Current Outout (optional)
Precision1% of reading or 1 ppb (whichever is greater)
Voltage100/115/220/240 V
Weight (English)48 lb.
Weight (Metric)21.8 kg
Width (English)16.75 in.
Width (Metric)425 mm
Zero Drift<1ppb
Unit SizeEach