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The Model 722 Ambient Ozone Analyzer Module

 

The Model 722 Module supports a U.S. EPA Equivalent Method photometer with an ozone scrubber and inlet filter.

The Model 722 represents the most basic configuration in the 72x Series and may be used for ambient air monitoring applications or as an Ozone Transfer Standard Photometer.

The Model 722 is a direct replacement for the Dasibi 1008-AH.

 

 

Model 722 Rear Panel

Ozone Photometer Specifications

Analog outputs:

4 isolated 16-bit outputs with 100 mV to 10V independently selectable ranges

Full Scale Range:

0 500 PPB, 0 1000 PPB, 0 - 10 PPM, independently programmable for each output

Sample Flow Rate:

.5 to 2.0 LPM, adjustable

Photometer Cycle Time:

3 to 20 seconds, adjustable

Zero Noise:

< 0.0003 PPM

Span Noise:

< 0.5% of reading (above 100 PPB)

Precision:

< 1 PPB

Linearity:

< 1% of full scale

Zero Drift:

< .001 PPM per month

Span Drift:

< 1% of reading per week

Lag / Rise / Fall Times:

10 / 20 / 20 seconds, respectively (with fast cycle setting)

 

Module Specifications:

Power

Standard:

+5, +/-15V & +24V at less than 80 Watts

12V Option:

9-16V at less than 7 amps

Dimensions:

7 wide x 4.9 high x 19.5 long (178 x 124.5 x 495 mm)

Weight:

9 lb (4 kg)

 

 

 

Flow Diagram

 

 

Riverview, FL ● Phone: (813) 677-4876 ● Fax: (813) 677-4962 ● e-mail: sales@tanabyte.com

 

Copyright 2007-2008 Tanabyte Engineering, Inc., All rights reserved