Used to check and calibrate the CO Monitor on Allegro’s Carry-Air, Wall-Air or Oil-Less Compressor. Kit includes a 17 liter cylinder each of Span Gas and Zero Gas, a constant flow pressure regulator with gauge and tubing in a plastic carrying case. The Allegro Industries calibration kit is essential for the proper operation of the Allegro Industries CO Monitor. It’s a two point calibration for accurate monitoring of filtered air by the Oil-Less Compressor, Carry-Air, Wall Air filtration panels. There is no need for tools or adjustments when calibrating the Allegro CO monitors. With normal usage, the CO Monitor should be calibrated once every 30 days.

Features and Specs: 

Case:

• Durable plastic
• Integrated carrying handle
• Latch

Span Gas:

• P/N: 9872-61
• Cylinder: 17 Liters
• DOT Cylinder: 39
• Oxygen: 0 - 23.5 %
• Methane: 0 - 2.5 %
• Hydrogen: 0 - 2.0 %
• Carbon Monoxide: 20 ppm
• Mole %: 0.0005 - 1.0 %
• Nitrogen: Balance

Zero Gas:

• P/N: 9872-62
• Cylinder: 17 Liters
• DOT Cylinder: 39
• Oxygen: 23.5 %
• n-Pentane: 0.75 %
• n-Hexane: 0.48 %
• Nitrogen: Balance

Regulator:

• Flow Rate ½ LPM
• Pressure gauge
• Continuous flow