INSTRUCTION MANUAL
CS115
Barometric Pressure Sensor
3/03
C o p y r i g h t ( c ) 2 0 0 2 - 2 0 0 3
C a m p b e l l S c i e n t i f i c , I n c .
Страница 1: ...INSTRUCTION MANUAL CS115 Barometric Pressure Sensor 3 03 C o p y r i g h t c 2 0 0 2 2 0 0 3 C a m p b e l l S c i e n t i f i c I n c...
Страница 2: ...l other warranties expressed or implied including warranties of merchantability or fitness for a particular purpose CAMPBELL SCIENTIFIC INC is not liable for special indirect incidental or consequenti...
Страница 3: ...Period Averaging Measurement Example for CR10 X 7 5 1 2 Period Averaging Measurement Example for CR10 X in a Slow Executing Program 8 5 1 3 Period Averaging Measurement Example for CR23X 9 5 1 4 Perio...
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Страница 5: ...cting as a pressure sensitive diaphragm and the other acting as a resonator Pressure variations deflect the sensitive diaphragm and change the sensor s resonant frequency The resonant frequency is mea...
Страница 6: ...rnal Trigger Voltages ON 1 to 24 VDC OFF 0 VDC Warm up Time 2 seconds 40 C to 60 C EMC Compatibility Emissions BS EN50081 1 Immunity BS EN61000 6 2 2 3 Physical Dimensions Main Box 2 36 x 2 36 x 1 15...
Страница 7: ...rmanent damage If it is necessary to make a vent hole on the outer wall of an enclosure do not make the hole on one of the vertical side walls as wind blowing around it can cause transient changes in...
Страница 8: ...atalogger s control port In this mode power consumption is minimized but the sensor is subject to a 2 second warm up delay after it is turned on You can also configure the unit for the continuous mode...
Страница 9: ...truction e g 21X CR7 or CR9000 a pulse count instruction can be used to measure the CS115 Atmospheric pressure changes little with time In most weather station applications measuring pressure once an...
Страница 10: ...accumulator Therefore Pulse Input channel 2 cannot be used You can also choose to use Pulse Input channel 3 in which case Pulse Input channels 4 will be combined with Pulse Input channel 3 to form a 1...
Страница 11: ...et Port 8 High Measure CS115 at the top of the hour 2 If time is P92 1 0 Minutes Seconds into a 2 60 Interval same units as above 3 30 Then Do 3 Period Average SE P27 1 1 Reps 2 14 200 kHz Max Freq 2...
Страница 12: ...0 X in a Slow Executing Program EXAMPLE 2 Sample Program for CR10 X CR10X Table 1 Program 01 10 Execution Interval seconds Turn on CS115 1 Do P86 1 48 Set Port 8 High Give 2 second delay for CS115 to...
Страница 13: ...utines End Program Input Locations 1 P_mb Proper entries will vary with program and datalogger channel and input location assignments 5 1 3 Period Averaging Measurement Example for CR23X EXAMPLE 3 Sam...
Страница 14: ...Do P86 1 51 Set Port 1 Low 5 End P95 6 If time is P92 1 0 Minutes Seconds into a 2 60 Interval same units as above 3 10 Set Output Flag High Flag 0 7 Real Time P77 1 0110 Day Hour Minute midnight 000...
Страница 15: ...r If IfTime 59 60 min Then WriteIO 1 1 Period Avgeraging instruction must be executed every scan and cannot be inside the If statement The measured value therefore is first written into a temporary va...
Страница 16: ...If time is P92 1 0 Minutes into a 2 60 Minute Interval 3 30 Then Do 3 Pulse P3 1 1 Reps 2 1 Pulse Input Channel 3 24 Low Level AC 16 Bit Output Hz 4 1 Loc P_mb 5 1 Mult 6 0 0 Offset 4 Do P86 1 56 Set...
Страница 17: ...1 mb resolution you either need to deduct a fixed offset from the reading before it is stored to avoid exceeding the 699 9 or 799 9 threshold or output the barometric reading in high resolution forma...
Страница 18: ...connection and pipe are secure and undamaged The external case can be cleaned with a damp lint free cloth and a mild detergent solution Druck recommends recalibrating the CS115 every year Contact Cam...
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Страница 20: ...campbellsci com br suporte campbellsci com br Campbell Scientific Canada Corp CSC 11564 149th Street NW Edmonton Alberta T5M 1W7 CANADA www campbellsci ca dataloggers campbellsci ca Campbell Scientifi...
