BPIT, Inc. - Model T100U Trace-level UV Fluorescence SO2 Analyzer with Numaview™ software

Model T100U Trace-level UV Fluorescence SO2 Analyzer with Numaview™ software

By: Teledyne Instruments API

The Model T100U analyzer achieves low level SO2 measurements using the proven UV fluorescence principle and advanced electronics. The T100U combines high sensitivity with a wide dynamic measurement range, making it ideal for ambient air quality and other low-level applications.

—  With NumaView™ premium T Series software —

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  • Ranges: 0-5 ppb to 0-20,000 ppb, user selectable
  • Selectable ranges, with dual range capability
  • Large, vivid, and durable color graphics display with touch screen interface
  • Ethernet, RS-232, and (optional) USB com ports
  • Front panel USB connections for peripheral devices and firmware upgrades
  • 8 analog inputs (optional)
  • Adaptive signal filtering optimizes response time
  • Temperature & pressure compensation
  • Comprehensive internal data logging with programmable averaging periods
  • Ability to log virtually any operating parameter
  • Two-year warranty



Min:  0-5 ppb full scale Max: 0-20,000 ppb full scale (selectable, dual ranges)

Measurement Units

ppb, ppm, μg/m3, mg/m3 (selectable)

Zero Noise

25 ppt (RMS)

Span Noise

0.5% of reading (RMS) above 5 ppb

Lower Detectable Limit

50 ppt

Zero Drift

< 0.2 ppb/24 hours

Span Drift

< 0.5% of full scale/24 hours

Lag Time

30 seconds

Rise/Fall Time

< 140 seconds to 95%


1% of full scale


0.5% of reading

Sample Flow Rate

650 cm3/min ±10%

Power Requirements

100V-120V, 220V-240V, 50/60 Hz

Analog Output Ranges

10V, 5V, 1V, 0.1V (selectable)

Recorder Offset


Included I/O

1 x Ethernet: 10/100Base-T 

2 x RS232 (300-115,200 baud)

2 x USB device ports

8 x opto-isolated digital outputs

6 x opto-isolated digital inputs  4 x analog outputs

Optional I/O

1 x USB com port 

1 x RS485

8 x analog inputs (0-10V, 12-bit)

4 x digital alarm outputs

Multidrop RS232

3 x 4-20mA current outputs

Operating Temperature Range

5 - 40ºC (with US EPA Equivalency)

Dimensions (HxWxD)

7” x 17” x 23.5” (178 x 432 x 597 mm)


45 lbs (20.5 kg)


US EPA: EQSA-0495-100