Model 751 Portable Zero Air System

Free Customer Support by telephone and email for the life of the instrument

8 Portable — under 25 lbs. ready to use

8 Rugged, hand carried case

8 Dew point indicator

8 Silica gel dryer for dew point of -20ºC

8 Long life scrubbers for SO2, NO, NO2, O3, NH3 and H2S

8 Optional CO scrubber

8 Easy disassembly for routine maintenance

8 Two-year warranty

The Model 751 is a fully self-contained portable source of clean, dry

air for use with dilution calibrators. It removes particulate and potential

interferents from ambient air to create zero air suitable for calibration. It

can also be used to provide purge air for permeation tube ovens.

Contained in a high-density plastic travel case, the Model 751 includes

a dew point sensor, an internal oil-free piston pump, and scrubbers to

remove SO2, NO, NO2, O3, NH3 and H2S. An optional high performance

scrubber is available to remove CO. Warm-up time required for use is

just 30 minutes.

The silica gel dryer removes water and produces output with a dew

point of -20ºC up to a 5 SLPM flow rate. The dew point LED indicator

lets you know when desiccant should be replaced. Components are

engineered with a quick dismount from the case to allow rapid periodic

maintenance.

General

Output: 5 SLPM at 30 psig

Max Delivery Pressure: 30 psig

Dew Point: Less than -20ºC (until desiccant saturated)Output Concentration: SO2 < 0.1 ppb H2S < 0.1 ppb NO < 0.1 ppb NO2 < 0.1 ppb NH3 < 0.1 ppb O3 < 0.1 ppb CO < 20 ppb (requires CO scrubber option)

Compressor: Single-cylinder, internal long-life, oil-less piston pump

Electrical Specifications

Power Requirements: 110V-120V, 60Hz (105W) 220V-240V, 50Hz (130W)

Physical Specifications

Operating Temperature Range: 5 - 40ºC

Dimensions (HxWxD): 7” x 18.5” x 14” (178 x 470 x 356 mm)

Weight: 24 lbs (10.9 kg)

Model 751 includes:c Two year warranty

c Internal piston pump

c Silica Gel Dryer

c Long-life scrubbers for SO2, NO, NO2, O3, NH3 & H2S

c Output of 5 SLPM at 30 psig

c Select AC input voltage

c 110V-120V, 60Hz

c 220V-240V, 50Hz

Optional:c CO Scrubber

c Expendables Kit

Specifications How to Order

8

9970 Carroll Canyon Road g San Diego, CA 92131

Ph. 858-657-9800 Fax 858-657-9816

Email api-sales@teledyne.com

Model 751 Portable Zero Air System

The values expressed above are in accordance with EPA definitions. All error specifications are based on constant conditions.

Specifications subject to change without notice.

For more information about the Teledyne API

family of monitoring instrumentation products,

call us or visit our website at:

www.te ledyne-ap i .com© 2016 Teledyne Advanced Pollution Instrumentation

Printed documents are uncontrolled. SAL000080C (DCN 7315) 07.28.16