METER ATMOS 41 - Page 28

24
SYSTEM
Table 3 ATMOS41 output quantities processed in data logger (continued)
Measurement Data Output Every Minute
Data Saved by Logger Each
Measurement Interval
(
m = number of minutes)
Wind direction
Average of six 10-s wind
speed measurements in both
horizontal wind vectors
Weighted direction calculated from
horizontal wind vectors
Wind gust
Maximum of six 10-s wind
speed measurements
Maximum wind gust recorded over
measurement interval
Vapor pressure
Instantaneous measurement of
vapor pressure
Average of
m instantaneous vapor
pressure measurements
Rainfall
Rainfall accumulation over
1-min period
Accumulation of rainfall over
m 1-min
periods
Maximum rainfall rate
Rainfall accumulation over
1-min period
Maximum rainfall accumulation
recorded for a single 1-min period
multiplied by 60 min/h
Air temperature
Average of six 10-s air
temperature measurements
Average of
m 1-min averages of air
temperature
Lightning strikes
Lightning strikes detected of
1-min period
Accumulation of lightning strikes
detected over
m 1-min periods
Lightning distance
Average distance for all strikes
detected over 1-min period
Average of
m 1-min averages of
lightning distance (yields approximate
distance to edge of storm)
Barometric pressure
Instantaneous measurement of
barometric pressure
Average of
m instantaneous
barometric pressure measurements
Tilt
Instantaneous measurements
of tilt in X and Y orientation
Average of
m instantaneous
measurements of tilt in X and Y
orientation