background image

 

2

 

 

will  show  the  actual  moisture  content  of  the  sample  e.g.  14.5%.  The 
right  side  of  the  display  will  show  the  average  of  the  last  4 
measurements e.g. %14.8%. 

 

4. 

A new reading can be made by emptying and cleaning the test cell and 
filling it with a new sample. Do not re-test the sample without emptying 
and refilling.

 

 

Note  1:  To  ensure  accurate  repeat  measurements,  clean  both  grinder 
discs  thoroughly  with  the  supplied  wire  cleaning  brush  after  each 
measurement. Remnants of sticky or moist material can be removed by 
grinding a dry grain sample. 

 

Note  2:  When  grinding  crops  with  high  water  content  there  may  be  a 
risk  of  the  two  grinder  discs  touching  one  another  so  that  the  display 
reads 

Hi

.  If  this  happens,  carry  out  a  new  measurement  with  an 

increased sample size. Try with approx. 2-3 ml  more than the quantity 
specified in the display. In particular, when measuring maize with more 
than  20  %  moisture  (and  some  grass  types),  18ml  (2x9  ml)  must  be 
measured out for grinding, as stated in the display.   

 

Using the averaging facility 

1.  Due to the changing nature of grain when being harvested or dried, it is 

recommended  to  take  several  readings.  These  will  automatically  be 
used to create an average reading.  

 

2.  It  is  recommended to  take  3-5 measurements  from  the  same  batch  of 

grain and use the average as the true moisture content of the grain.  

 

3.  Remember to empty, clean and refill the test cell between each reading. 

 

To clear the stored average value 

1.  Turn on the meter by pressing ON/TEST.  

 

2.  When 

MEASURE

  appears  in  the  display  use  the  arrow  keys 

  or 

 

until 

CLEAR AVERAGE

 is displayed. 

 

3.  Accept this choice by pressing ON/TEST. 

OK

 will appear in the display 

followed by an automatic return to 

MEASURE

.  

 

To turn off the meter 

Press the ESC/OFF button and hold it down until the meter has turned off. 
The meter will automatically turn off after 90 seconds if no button has been 
pressed. 

 

Summary of Contents for Field Check PLUS

Page 1: ...Field Check PLUS INSTRUCTION MANUAL and USER GUIDE Distributed exclusively by Martin Lishman Tel 01778 426600 Fax 01778 426555 www martinlishman com ...

Page 2: ...be tested 1 After pressing ON TEST the display will show the software version followed by the level of the battery and lastly the word MEASURE choice of crop 2 Press ON TEST again and select the crop to be tested by using the arrow keys or To select a different crop press the ESC OFF button to return to MEASURE and use arrow keys or to cycle through the options To take a reading 1 Using the built ...

Page 3: ... In particular when measuring maize with more than 20 moisture and some grass types 18ml 2x9 ml must be measured out for grinding as stated in the display Using the averaging facility 1 Due to the changing nature of grain when being harvested or dried it is recommended to take several readings These will automatically be used to create an average reading 2 It is recommended to take 3 5 measurement...

Page 4: ...ars in the display use the arrow keys or until CALIBRATION is displayed 3 Accept this choice by pressing ON TEST 4 Use the arrow keys or to select the crop that is in need of calibration adjustment 5 Accept this choice by pressing ON TEST The numeric value 0 0 is shown in the display factory calibration 6 Use the arrow keys or until the desired calibration adjustment value is displayed Adjustments...

Page 5: ...til the calibration scale meets the range and requirements needed The more samples that are used the more accurate the calibration will be Try always to use samples at the same temperature 6 Plot the values on a graph either manually or using Excel with moisture content on the y axis and Bit on the x axis and draw a line or curve that best fits the points The calibration is now completed and moist...

Page 6: ... Barley Oats Rye Maize Oil seed rape Peas Beans Triticale Red fescue Rye grass Linseed Sunflower Blue grass Mustard Self calibration facility Measurement range 5 50 depending on crop Automatic calculation of mean value average Automatic temperature compensation Accuracy 0 5 or better by using averaging and self calibration Resolution to one decimal point Manufacture Grinder parts manufactured in h...

Page 7: ...tend one of our grain clinics held each Spring at machinery dealers across the country See our website www martinlishman com for details of dates and places Warranty As the instrument is for guidance purposes only the manufacturer accepts no liability for damages arising from any consequential losses in connection with its use including incorrect display in connection with settlement of grain The ...

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