Topcon X30 problem

augie

Member
X30.JPG
Is anyone else having this problem when importing coverage maps from Topcon X30? The coverage map is not correctly georeferenced, and so when it is imported into an office program, in this case farmworks, it is not displayed in the right place. As you can see from the screen shot it is a random occurrence.
 

lricsi

New Member
Location
Bp
I have absolutely the same problem. I have coverage shapes, which are 30 km away from each other, although were recorded on the same field. First observed with sw version 3.17 but now even with 3.18... I use RTK...Dealer has no clue (I am outside the UK) I have tried farmworks, Agleader sms and ExpertGps software as well, result is the same, so the bug should be somewhere on the Topcon site.
 

Robt

Member
Location
Suffolk
Hi guys, think I may be able to help. Do you export job to USB immediately? Ie when you are still inn field or when you get back to yard?
Can I ask you to try exporting Job before you leave field as I think this may sort your issue. Even if you are out of UK, I'll try to help
Rob
LH Agro uk ltd
 

augie

Member
Hi Rob
The problem has been in Chris Limb's 'lap' for a couple of months now. To be told it is not a Topcon problem is a load of rubbish, and there is always the line ' your the only one with the problem' so it's supportive to hear from Iricsi. I too have tried a number of shp. file viewers to open the files, and they all show the same problem. If you had a desktop software (SGIS), I'm sure you would experience the same thing.
I use the wizard function to save the job to USB and start a new one. Obviously for the wizard to work, you have to be in the next field, or it will start a new job for the field you have just finished. I will try manually saving the job before I leave the field .
Nick
 

lricsi

New Member
Location
Bp
Do you export job to USB immediately? Ie when you are still inn field or when you get back to yard?

Usually I export everything at home at the end of the day (or days after finishing the job), because the tractor with the X30 is operated often by an employee with basic IT knowledge...

However the AGA4084 Operator manual says: " 12.5 Exporting a job report: ...export can only happen when the unit has a GPS signal and the current job is within 15km."
My export process always meets these criteria even if I do not understand why these criteria are needed...
 

lricsi

New Member
Location
Bp
Rob
LH Agro uk ltd

Rob!
is it possible that the reason behind this is that I use RTK over Internet, and there is no real base station, only a virtual one, and the location of the virtual base station is different every time I turn the X30 on, and the generation of the coverage shapes is linked somehow to the coordinates of the base station?
 

augie

Member
Rob
The problem still persists, even after following your guidance on saving the jobs. I have saved jobs in and out of the field, and used wizard, and saved manually. The 2 jobs in pink were both saved in the field the larger field by wizard, the smaller 1 to the south manually. The northern job was definitely saved outside the field, and a long trail can be seen to the start of the next job where the application switch was left engaged. The problem seems random, and unacceptable.
x30 coverage.JPG
 

drifter

Member
BASIS
@Robt, dont know if you have made any progress with this but think this may help. We visited a customer with X30 which was feeding GPs into Horsch terminal, the difference between the two sets of co-ordinates was 17km. Although both terminals were showing locations in a prescription map. On futher investigation it was discovered that the X30 was displaying its co-ordinates as hh:mm:ss whilst the Horsch was displaying as Lat & Long, hence the difference. The problem when importing GPS data into GIS software or FMS ie Gatekeeper or Farmworks is that it will convert hh:mm:ss into lat and long but not without errors which is probably the root cause of how these maps are being displayed can this be changed? X30 is Agco supplied
 

Wombat

Member
BASIS
Location
East yorks
Both Degrees, mins and seconds and decimal degrees are both valid ways of displaying the same Lat/Long coordinates

In farmworks you used to be able to choose which you wanted and it would do a change on the fly

I am sure the X30 would have a user setting to change how it was displayed to the user based on preference but I wouldn't think that would change the GPS output as the NMEA messages would be a standard
 
Last edited:

drifter

Member
BASIS
Correct Wombat, however to the "untrained eye" at first glance it appears that the coordinates are considerably different when comparing Topcon and the Horsch terminal. The fact that the maps above appear in the wrong place could be indicative that the conversion from hms to lat long is causing this error. We have found this when using mapping software to process sampling data that if the wrong coordinate system is selcted in the gps device maps produced can be either in the wrong place or a mirror image of the field..
 

augie

Member
The coverage maps are imported into the same program using the same format, from the same Topcon x30. the maps can be correct, or incorrectly imported with a random offset. Any program used to import the shp files created by the Topcon x30 will show the same fault. Topcon x30 export a shp. file, and a pdf. the orientation coordinates on the pdf are correct, while those imported from the shp file are not. I have 2 x30's, and they are both showing this problem. It is understood that there is not a problem with any office software.
 

lricsi

New Member
Location
Bp
Hi all! do we have a solution for this already, or do you know what is the problem behind? Will the new sw 3.20 solve this issue? Our coverage maps are still unreliable...
 

augie

Member
No news on a fix for the problems we are experiencing with .shp file export as far as I know. v 3.20 has not made it this far yet.
Anyone else running V 3.20 on their Topcon x30's?
 

Elliott

Member
Location
Kent
Hello

Not sure if this is the same problem you guys are experiencing.......I run an x30 spreading variable rate. The files come from soyl. Sometimes when I load the shp file and make a start round the headland it is obvious that the shp map is not exactly overlaying the coverage map I am creating while spreading. Sometimes it can be 50 meters off. It all spreads in the correct place however. This would be shown when the file was exported.
I originally put this down to a fault with the soyl shp map. Then one day I tried restarting the x30 and the map jumped back into exactly the right position. So now if I load up and travel even 1 mile to the field I always restart the screen , and so far this seems to solve the problem. I always export immediately as this can create problems if you leave until you are away from the field.
Apologies if this is not what you guys are talking about!
 

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