OZONE : Ozone dryer installed |
01-JAN-18 |
FLOW_RATE : flow tubing replaced |
12-OCT-17 |
SOLAR_RADIATION : Sensor unwired. |
04-JAN-16 |
WETNESS : Sensor unwired. |
04-JAN-16 |
TIPPING_BUCKET : Sensor unwired. |
04-JAN-16 |
SHELTER_TEMPERATURE : A/C and Heat logger control installed. |
04-JAN-16 |
OZONE : New certification range for site transfer standard |
26-JAN-14 |
OZONE : Knock-out bottle removed. |
26-JAN-14 |
OZONE : Foam insulation added to sample line. |
26-JAN-14 |
OZONE : ZSP order changed to SPZ. |
26-JAN-14 |
TEMPERATURE : 9m temperature measurement with passive aspiration installed. |
26-JUL-12 |
OZONE : 10 ft. exhaust tubing added to both analyzers. |
04-JAN-12 |
OZONE : Site analyzer with replacement pressure transducer installed. |
28-NOV-11 |
OZONE : Ozone sample line filter removed from inside the shelter. |
05-JUL-11 |
OZONE : Ozone tubing changed from 3/8 inch to 1/4 inch. |
28-JAN-11 |
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. |
28-JAN-11 |
OZONE : 40CFR Part 58 ozone site installed using independent site transfer standard. |
24-JUL-10 |
DATALOGGER : CR3000 datalogger installed. Wiring standardized. |
02-JUL-09 |