background image

SAT SCD/ARGOS

INSTRUCTION MANUAL

REVISION:  1/03

COPYRIGHT (c) 2000-2003 CAMPBELL SCIENTIFIC, INC.

Summary of Contents for SAT SCD

Page 1: ...SAT SCD ARGOS INSTRUCTION MANUAL REVISION 1 03 COPYRIGHT c 2000 2003 CAMPBELL SCIENTIFIC INC ...

Page 2: ...This is a blank page ...

Page 3: ...ty or fitness for a particular purpose CAMPBELL SCIENTIFIC INC is not liable for special indirect incidental or consequential damages Products may not be returned without prior authorization To obtain a Returned Materials Authorization RMA contact CAMPBELL SCIENTIFIC INC phone 435 753 2342 After an applications engineer determines the nature of the problem an RMA number will be issued Please write...

Page 4: ...This is a blank page ...

Page 5: ...Data 4 2 3 3 P125 Result Codes 4 2 3 4 Using Result Codes In the Program 5 2 3 5 When to Execute P125 5 2 4 Program Example 5 3 SAT SCD ARGOS Configuration 7 3 1 SAT SCD ARGOS Power Supply 7 3 2 Pttcomm exe 7 3 2 1 Loading the Configuration to the PTT 8 4 Satellite Orbit Patterns 8 5 Antenna Placement 9 Figures 1 1 SAT SCD ARGOS 1 1 2 SAT SCD ARGOS with Enclosure 3 5 1 Complete Weather Station wit...

Page 6: ...This is a blank page ...

Page 7: ...r 16 Campbell Scientific data points Data must be decoded by the user SCD satellites follow an equatorial orbit with satellite passes approximately every two hours The SAT SCD ARGOS PTT supports up to four Argos ID numbers and four SCD2 ID numbers Message repeat intervals ID numbers and duty cycles can be changed with a simple to use computer based interface The transmitter connects directly to th...

Page 8: ...l allows other SDC devices to be connected to the same serial port Power is supplied via the SC12 cable pin 1 and pin 8 Not all CR10X wiring panels supply 12 volts to pin 8 The CR10X wiring panel must include the text CR10X wiring panel The RF connector is an SMA female nominal output impedance is 50 ohms Transmit power is typically one watt The antenna is omnidirectional which is necessary becaus...

Page 9: ...nt using 2 bytes you can send 16 data points in each data packet The Array ID is not sent If you are writing a time stamp to final storage don t forget to include the time stamp as additional data points The SAT SCD ARGOS can hold up to four data packets Each data packet is transmitted as a single message High resolution data points are four bytes but high resolution data are not supported by the ...

Page 10: ... is used to set the active storage area By controlling where data is written and what storage area is active when P125 executes you can keep two separate data files This can be useful if you want to collect and store more data than you can transmit FS1 is the default storage area The datalogger always defaults to FS1 at the top of the program table If you plan to use FS2 you must allocate memory t...

Page 11: ...replaced If P125 is executed when there is no new data in final storage P125 returns a result code of 1 Existing data is not removed from the PTT TABLE 2 1 P125 Result Codes Result Code Code Meaning 0 Normal response transmitter on line and data packet received 1 No new data in datalogger active final storage area 2 No response from the transmitter transmitter may be transmitting 3 Improper respon...

Page 12: ...our Minute midnight 2400 5 Sample P70 1 13 Reps 2 3 Loc Start_1 If top of the hour transfer all new data to the SAT SCD ARGOS transmitter 6 If time is P92 1 0 Minutes Seconds into a 2 60 Interval same units as above 3 30 Then Do 7 SCD2 ARGOS P125 1 19 Return Code Loc R_Code 8 End P95 Check result of P125 if greater than 1 execute P125 again 9 If X F P89 1 19 X Loc R_Code 2 3 3 2 F 4 30 Then Do 10 ...

Page 13: ...ed with each SAT SCD ARGOS is a disk containing support software The information on the disk should be copied to a computer Load the disk in the disk drive and execute Setup exe The computer must have a working RS 232 port Pttcomm exe is a 32 bit windows based program Run Pttcomm exe use File Open to open the configuration file SCD_Argos cfg Edit your SCD Argos ID number or numbers if you are usin...

Page 14: ...PTT before the configuration program Pttcomm exe is ready On the PC load Pttcomm exe Click File preferences Set the correct communications port Also set the baud rate to 9600 Everything else should be left to the default values of UI Exit string QQQQQQG Platform WildCAT Prompt Wait In Seconds 70 Verify data as it is Written and Simple Mode not checked Click on file and open the configuration file ...

Page 15: ...tellite coverage hourly data cannot be expected unless the PTT is located above 75 degrees latitude The number of successful data transmissions per satellite pass will increase with a decrease in the repetition rate More detailed information regarding Service Argos and satellite coverage is available from Service Argos On the Web see http www argosinc com The Service Argos North American office ca...

Page 16: ...SAT SCD ARGOS 10 ...

Reviews: