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CM 1000

NDVI Meter

PRODUCT MANUAL

Item # 2953

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Summary of Contents for CM 1000

Page 1: ...CM 1000 NDVI Meter PRODUCT MANUAL Item 2953...

Page 2: ...d Operation 7 Normal Reading Mode 9 Connecting to a Computer 12 Field Scout Software 13 Data Files 15 Identifying the Correct Com Port 16 Light Management 17 Field of View 19 Specifications 20 ERROR m...

Page 3: ...ed At a distance of 11 2 inches 28 4 cm the field of view is 0 434 inches 1 10 cm in diameter At a distance of 72 inches 183 cm the field of view increases to 7 4 inches 18 8 cm in diameter A NDVI val...

Page 4: ...y power will be less than displayed If the data logging option has not been enabled the unit will then proceed to the normal reading mode In order to record data and global positioning system GPS coor...

Page 5: ...e LCD will display the No GPS Found message For each reading GPS will be displayed on the bottom right of the screen If the GPS signal is lost during a series of readings or if the specified different...

Page 6: ...e meter s data port You will also need a cable that allows the GPS unit to connect to a 9 pin male serial port If this cable doesn t come standard with your GPS unit it should be available from the ma...

Page 7: ...rmal reading mode CAUTION If the meter is inactive for 20 minutes it will automatically turn off to conserve power When the meter is powered off either with the ON OFF but ton or due to inactivity the...

Page 8: ...the meter s short term memory These will be the readings taken since meter was turned on or the Delete Clear Avg button was pressed This is separate from the internal data logger The readings in shor...

Page 9: ...urements are encouraged only for fine textured turf grass See Light Management p 17 When in normal reading mode the LCD of the CM1000 NDVI meter will display the NDVI value the brightness reading from...

Page 10: ...valid readings When the light sensors near the saturation point an LCD message of ERROR EXCESSIVE LIGHT will appear AVG and N As each reading is taken i e each time the trigger is released the NDVI re...

Page 11: ...l not continue to increment unless the entire current data series is cleared resetting N to zero LOG The data logger must be enabled in order to download data to a PC See Meter Settings p 13 The LOG s...

Page 12: ...face cable This cable connects to the USB port of your computer and to the meter s computer port The meter s configuration can be modified by clicking on the Meter Settings button see Meter Settings p...

Page 13: ...e Com Port button will bring up the Port Selection screen Select the Com Port that is assigned to the computer data port For most ma chines this will be COM 1 See Identifying the Correct Com Port p 7...

Page 14: ...e logger When completed the Save Data As box will appear From here you can give the data file a descrip tive name and select a folder in which to save it The folder selection field on the right allows...

Page 15: ...the data file Logging sessions are started and completed by turning the meter on and off The start of a logging session is indi cated by the data line Logger Started If a GPS signal was found at the...

Page 16: ...f the message No Connection is displayed this port may be the one connected to your serial cable and you can proceed to the next step 3 Place a paperclip on the end of the serial pin so that it touche...

Page 17: ...light quantities using a time period that takes into consideration the 60 Hz alternating current used by electric power companies in the U S The meter must be reconfigured to be used in Europe and oth...

Page 18: ...ched to the plant The effect on light absorption or reflection due to the extreme water stress of detached leaves is not known Canopy level measurements are recommended for fine textured turf grass on...

Page 19: ...19 This drawing is not to scale...

Page 20: ...rum for use with 50 Hz AC Europe Measurement Area Conical field of view between 28 4 and 183 cm Measurement Units NDVI Normalized Difference Vege tation Index on a scale of 1 to 1 Logger Capacity 3250...

Page 21: ...reflected light being too bright MEMORY FULL This error occurs when the optional data logger capacity has been reached Download the data and clear the memory LOW BATTERY This error message begins to f...

Page 22: ...n the CM1000 NDVI meter or software I have new batteries Why doesn t my initial startup screen read Battery at 100 The battery strength indicator is set to accurately detect the strength of alkaline b...

Page 23: ...his warranty does not cover damage due to improper installation or use lightning negligence accident or unauthorized modifications or to inci dental or consequential damages beyond the Spectrum prod u...

Page 24: ...logies Inc of Plainfield Illinois USA that the above referenced product to which this declaration relates is in conformity with the provisions of Directive 2004 108 EC Standards EN 61326 1 2006 EN 610...

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