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Light-duty analyzers for applications or environments that are less intensive. For continuous analysis of sulfur dioxide (SO2) in process gas streams using an infrared detector. Both percent and PPM analysis available.

Cabinet: Wall Mounted NEMA7 UL/CSA Explosion-proof with Non-intrusive Magnetic Calibration, Class 1 Div 1 Group BCD. Availability depends on application and environment. Sample conditioning options not available with this cabinet style.
Unit of Measure

Specifications

Method of Detection

 N/A Low range PPM SO2 by electrochemical sensor Microprocessor based single cell NDIR

Ranges Available

 N/A 460 - 0-1, 0-5, 0-10% SO2 460L - 0-200, 0-1000 PPM SO2 (check availability with Nova)

Resolution

 N/A 0.1% SO2 on % versions, 10 PPM SO2 on PPM versions

Accuracy & Repeatability

 N/A 1-2% of full scale

Drift

 N/A Less than 2% of full scale per month

Response Time (T-90)

 N/A 15-30 seconds to T-90

Ambient Temperature Range

 N/A 40 to 104°F (4 to 40°C).

Linearity

 N/A ±1% of full scale

Size & Weight

 N/A EX-PROOF: 61H x 33W x 31H cm (24"H x 13"W x 12"D)

Power

 N/A 115 VAC, 60 Hz 220 VAC, 50 Hz

Output Options

 N/A 4-20mA into 500 ohms non-isolated standard Isolated 4-20mA, RS232, RS485, serial outputs

Alarms

 N/A High and/or Low alarm contacts available, relay contacts SPDT 5A @ 220 VAC rating Low flow alarm

Analyzer Type

 N/A SO2 Analyzer

Hazardous Area Rating Options

 N/A Class 1, Div 1, Grp A-D Hazardous Area Rating

Applications

N/A For continuous analysis of sulfur dioxide (SO2) in process gas streams using an infrared detector. Percent and PPM levels available as Models 460 & 460L respectively.

Features

N/A

  • Percent (460) or PPM (460L) SO2 by infrared detector
  • Low range PPM (461) SO2 by electrochemical sensor
  • NDIR detector is sensitive, reliable, and non-depleting
  • Electrochemical sensor is easy to replace when needed
  • Touch-screen display for gas readings
  • Easy-to-maintain modular layout
  • Sensor is temperature controlled for maximum stability
  • Built-in sample pump, flowmeter, and filters
  • 4-20mA non-isolated recorder output

Options

N/A

  • Hi/Low gas and low flow alarms available
  • Serial output & data-logger package available

Calibration

N/A

  • Easily zero checked on ambient air
  • On bottled SO2 in N2 gas for Span
  • On bottled N2 or Air for Zero

Unique Applications

N/A Nova 460 / 461 analyzers are suitable for clean dry process gases only. Some gases may interfere with SO2 measurement; complete information on sample gas composition is required. All Nova analyzers are built using proven technologies and techniques. If this product does not suit your application, please contact Nova at 1-800-295-3771. In many cases, we are able to build an analyzer specific to your needs.

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