Page 155 - Praxair - Specialty Gases and Equipment Reference Guide

Engine Emissions

Air

Name Part Cylinder O 2 H 2 O CO 2 CO THC NOx N 2 O SO 2
Number Style
Ultra Zero Ambient AI 0.0UM AS, AQ, T, 19.9 - 21.9% < 2 – < 0.05 < 0.05 < 0.02 – –
Monitoring K, Q
Volatile Organic AI 0.0VC AS, AQ, A3 19.9 - 21.9% < 2 < 0.03 < 0.05 < 0.01 – – –
Compound Free VOC*
Vehicle Emissions AI 0.01065 AS, AQ, A3 20.5 - 21.5% – ≤ 10 ≤ 1 ≤ 0.05 ≤ 0.02 ≤ 0.02 –
Part 1065**
Continuous Emission AI 0.0CE AS, AQ, A3 19.9 - 21.9% < 2 < 1 < 0.5 < 0.1 < 0.1 – < 0.1
Monitoring Zero
Vehicle Emission Zero AI 0.0VE T, K, AS, AQ 18 - 21% < 1 < 1 < 0.5 < 0.1 < 0.1 – –
BAR-97 Zero Air MS BAR972A D7, AS 20.9% – < 1 < 1 < 1 < 1 – –
Ultra Zero Air AI 0.0UZ T, K, Q 19.5 - 23.5% < 2 < 0.5 < 0.5 < 0.1 – – –
Zero AI 0.0Z T, K 19.5 - 23.5% – – – < 1 – – –
Extra Dry AI 0.0XD T, K 19.5 - 23.5% < 10 – – – – – –
* Individually analyzed for customer selected VOC component(s).
** Complies with Title 40 Part 1065.750
Complies with Title 40 Part 86: 114.79 and EPA I/M 240.
For other applications, alternative specifications may apply.
Concentrations given are ppm by volume unless otherwise specified.
Maximum ppm unless otherwise noted.

Engine Emissions
Protocol Alarm Station High Purity Automatic Changeover System
The 5029 Series Protocol Alarm Station combines all of the The 5028B (Brass) and 5028S (316 Stainless Steel) Series
safety and features of a standard Protocol Station with the high purity automatic switchover systems are designed to
added security of a remote alarm system. See page E•283 provide a continuous supply of high purity gases to the
for complete details. laboratory, process or instrument. See page E•286 for
complete details.
Part Numbers
Zero Air PRS50291101-590 Part Numbers
Zero Nitrogen PRS50291101-580 Brass PRS5028B
316 Stainless Steel PRS5028S

D•154 1-877-PRAXAIR www.praxairdirect.com