Campbell CS120A, Instruction Manual

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Instruction Manual
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Signature error is checked and reset at power up.
Flash read and write errors are checked when flash memory is updated, for example when changes are made
through the memory structure. They are also reset on power up.
Particle limit is checked every minute and reset when read.
Particle count*
Range Definition
0-7200 Value represented by an integer number of the current number of particle per minute.
(-99 indicates either an error or that the sensor has been powered less than one minute)
Intensity value*
Range Definition
0-100.0 Value represented by a single precision value of the last minutes rainfall intensity in
mm/hr (-99 indicates either an error or that the sensor has been powered up less than
minute)
SYNOP code*
Range Definition
See Section 10.2 SYNOP weather code for the last minute as defined by the WMO code table 4680.
(-1 indicates either an error or that the sensor has been powered up less than a minute)
Generic SYNOP code*
Range Definition
See Section 11.7 SYNOP weather code for the last three minutes as defined by the WMO code table
4680 simplified to give generic codes. (-1 indicates either an error or that the sensor
has been powered up for less than one minute)
METAR code*
Range Definition
See Section 10.3 METAR weather code for the last minute as defined by the WMO code table 4678.
External temperature*
Range Definition
-40.0 - +80.0°C External temperature in degrees Celsius
Relative humidity*
Range Definition
0 - 100 External relative humidity in %RH (-99 indicates either a fault or no CS215 T/RH
sensor is connected)
*CS125 only, see Appendix.
11.5 Example sensor message outputs
Full format, visibility only (CS120A default)
2 0 0 10 9622 M 1 0 0 0 0 0 0 0 0 0 0 0 0 46AA
SYNOP present weather full format (CS125 deault)
5 0 0 10 112 M 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 6 0.14 52 24.0 -99 9190