SO 2    NO 2    NO   CO   NH 3    H 2 S  
HCN   HCl   H 2    O 2    O 3    EtO   Cl 2

Toxic gas sensors for measuring SO 2 , NO 2 , NO, CO, NH 3 , H 2 S, HCN, HCl, H 2 , O 2 , O 3 , EtO, Cl 2 , and more. Up to 5 gas sensors (in addition to a temperature sensor) can be configured into a single TG-501 probe. Combine the best available electrochemical gas sensor technology with mobile computing for on-site application info access and to efficiently log/document your surveys.

• Select to 5 gas sensors, plus temperature, in one probe
• Options for TVOCs, Airflow, Particle Counts, %RH and more...
• Connect to a GrayWolf supplied Pocket PC or to your own PPC or Notebook PC
• Log portable spot measurements, or log unattended over hours/days/weeks
• Store enhanced survey information; data and text and graphic and audio notes and more...
• On-board sensor tips, government & industry guidelines
• Load your own application related documents or procedures (.pdf, Word, Excel, HTML)
• Extremely easy to use
• Desktop data analysis and reporting software is included