| OZONE : Ozone dryer installed |
30-AUG-17 |
| SHELTER_TEMPERATURE : A/C and Heat logger control installed. |
07-FEB-16 |
| OZONE : New certification range for site transfer standard |
11-AUG-14 |
| OZONE : Knockout bottle reinstalled in ozone sample line. |
05-AUG-14 |
| OZONE : ZSP order changed to SPZ. |
26-FEB-14 |
| OZONE : Knock-out bottle removed. |
26-FEB-14 |
| OZONE : Foam insulation added to sample line. |
26-FEB-14 |
| OZONE : Replacement pressure transducer installed in site analyzer. |
25-FEB-12 |
| OZONE : 10 ft. exhaust tubing added to both analyzers. |
25-FEB-12 |
| OZONE : Ozone sample line filter removed from inside the shelter. |
05-AUG-11 |
| OZONE : 40CFR Part 58 ozone site upgrade completed using Level 2 site transfer standard. |
21-FEB-11 |
| OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. |
21-FEB-11 |
| OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. |
12-AUG-10 |
| DATALOGGER : CR3000 datalogger installed. Wiring standardized. |
22-FEB-09 |
