|
Null Value Code
|
Null Value Desc
|
| AA | SAMPLE PRESSURE OUT OF LIMITS |
| AB | TECHNICIAN UNAVAILABLE |
| AC | CONSTRUCTION/REPAIRS IN AREA |
| AD | SHELTER STORM DAMAGE |
| AE | SHELTER TEMPERATURE OUTSIDE LIMITS |
| AF | SCHEDULED BUT NOT COLLECTED |
| AG | SAMPLE TIME OUT OF LIMITS |
| AH | SAMPLE FLOW RATE OUT OF LIMITS |
| AI | INSUFFICIENT DATA (CANNOT CALCULATE) |
| AJ | FILTER DAMAGE |
| AK | FILTER LEAK |
| AL | VOIDED BY OPERATOR |
| AM | MISCELLANEOUS VOID |
| AN | MACHINE MALFUNCTION |
| AO | BAD WEATHER |
| AP | VANDALISM |
| AQ | COLLECTION ERROR |
| AR | LAB ERROR |
| AS | POOR QUALITY ASSURANCE RESULTS |
| AT | CALIBRATION |
| AU | MONITORING WAIVED |
| AV | POWER FAILURE (POWR) |
| AW | WILDLIFE DAMAGE |
| AX | PRECISION CHECK (PREC) |
| AY | Q C CONTROL POINTS (ZERO/SPAN) |
| AZ | Q C AUDIT (AUDT) |
| BA | MAINTENANCE/ROUTINE REPAIRS |
| BB | UNABLE TO REACH SITE |
| BC | MULTI-POINT CALIBRATION |
| BD | AUTO CALIBRATION |
| BE | BUILDING/SITE REPAIR |
| BF | PRECISION/ZERO/SPAN |
| BG | Missing ozone data not likely to exceed level of standard |
| BH | Interference/co-elution |
| BI | Lost or damaged in transit |
| BJ | Operator Error |
| BK | Site computer/data logger down |
| FI | Filter Inspection Flag |
| MC | Module End Cap Missing |
| SA | Storm Approaching |
| TS | Holding Time Or Transport Temperature Is Out Of Specs. |
Produced on May 1, 2008 10:23:29 AM
