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Product Specifications

Model 43C SO2 Analyzer - See Model 43i - 26801 Model 43C SO

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Analyzer

Pulsed Fluorescence gasanalyzer for ambientair monitoringand source emissionsmonitoring

The Model 43C integrates the proven pulsed fluorescence design of Thermo Electron’s Model 43 series with an enhanced electronics package and user interface. The outcome is a sensitive, ultra stable SO

2

analyzer offering network operators andresearch scientists unlimited troubleshooting diag-nostics and data communications capability. User software facilities include field programmable measurement ranges and SO

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concentration valuestorage by date and time.Extended troubleshooting diagnostics now provide instantaneous indication of instrument operation parameter status including pressure flow, DC supply voltage, internal temperature, reaction chamber temperature, PMT operating voltage, lamp intensity, lamp voltage and optical span test.

Preset Ranges 0-0.05, 0.1, 0.2, 0.5, 1, 2, 5, and 10 ppm 0-0.2, 0.5, 1, 2, 5, 10, 20 and 25mg/m
3 Extended Ranges - 0.5, 1, 2, 5, 10, 20, 50 and 100 ppm 0-2, 5, 10, 20, 50, 100, 200 and 250mg/m
3 Custom Ranges 0-0.05 to 10 ppm 0-0.2 to 250 mg/m
3 Zero Noise 1.0 ppb RMS (10 second averaging time), 0.5 ppb RMS (60 sec avg. time), 0.25 ppb RMS (300 sec avg. time) Lower Detectable Limit 2.0 ppb (10 second averaging time), 1.0 ppb (60 sec avg. time), 0.5 ppb (300 sec avg. time)

Key Features

Zero Drift (24 hour) Less than 1 ppb Span Drift (24 hour) +/-1%

Patented Pulsed Fluorescence

Response Time 80 seconds (10 second average time), 110 seconds (60 second average time), 320 seconds (300 second average time)

Electronic Diagnostic Transducers

Precision 1% of reading or 1 ppb (whichever is greater)

Multi-line alpha numeric display

Linearity +/-1% of full scale ≤ 100 ppm Sample Flow Rate 0.5 liters/min. (standard) 1 liter/min. (optional)

Dedicated communications processor

Interferences (EPA

Remote performance diagnostics

levels)
2 O

U.S. EPA Designated Method(EQSA-0486-060)

Power Requirements 90-110 VAC @ 50/60Hz , 105-125 VAC @ 50/60Hz , 210-250 VAC @ 50/60Hz, 100 Watts Size and Weight 16.75” (W) x 8.62’ (H) x 23” (D), 54 lbs. Outputs Selectable voltages and RS-232 (standard) 4- 20 mA isolated current RS-485 (optional)
Analyze • Detect • Measure • Control TM