Campbell Met One 034A-L Betreibershandbuch Seite 48

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48
Installation, Operation and Maintainance of Automatic Meteorological Stations
Annexes
Structure Diagram (continuation1)
inp 20 AUX_OHS = OH_SOLAR
“auxiliary step”
inp 11 OH_SOLAR = AUX_OHS + FM_SOLAR
“cum. one hour solar rad.”
inp 21 AUX_ODS = OD_SOLAR
“auxiliary step”
inp 12 OD_SOLAR = AUX_ODS + FM_SOLAR
“cum. one day solar rad.”
inp 13 OH_AIRT = AIR_TEMP
“one hour air temp”
inp 14 OH_VPD = VPD
“one hour VPD”
inp 15 OH_VP = VP “one hour VP”
“for creating hourly/daily values”
IF WIND_SPD =< 0.2811
T F
WIND_SPD = 0 WIND_SPD = WIND_SPD
“Penman based potential evaporation estimations include average
wind speed in [m/s]”
inp 16
OH_WINDS = WIND_SPD
“one hour wind speed”
inp 17
FM_RAIN = RAIN
“five minutes rain”
IF FM_RAIN > 0
F T
SET ARRAY_ID = 300
OUTPUT
ARRAY_ID
STN -ID
YEAR
DAY
TIME (hhmm)
FM_RAIN
INSTRUCTION 96
“for automatic output to SM4M Storage Module once connected”
OUTPUT
SET ARRAY_ID = 200
OUTPUT
ARRAY_ID
STN -ID
YEAR
DAY
TIME (hhmm)
AVG(OH_AIRT)
AVG(OH_VP)
AVG(OH_VPD)
AVG(OH_WINDS)
SAMPLE(OH_S OLAR)
“cum. one hour solar radiation in [MJ/M2]”
“after output all values are automatically set to zero”
SET OH_SOLAR = 0
“new hour => hr. cum. value = 0”
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