dtec DYNertia3 Quick Start Manual Download Page 10

 

 

 
 

 

 

 

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10

 

 

DYNertia3 Quick Start (Inertia- Chassis type) 

 

Basic Software settings (default)  

 
Shown below are the software settings (menu choice ‘Setup/Software’), see the main DYNertia3 manual for any details.  
Leave the settings at default (except multiple monitor if possible), but take the time to see what options are available

– 

 

 
 
 
 
 
 
 
 
 
 
 

 

Note:

  

The option “Multiple Monitor Support” is strongly recommended. Having two monitors allows additional functions. 

 

Inertia Mode Graph Smoothness:  

When testing on an inertia dyno this filtering value determines the level of 

smoothing applied to the data. This has the effect of displaying data that is not so wildly changing due to small cyclic 
variations in engine firing and dyno mechanical tolerances. 
 
 

Quick Test of Dyno Speed Sensor 

 
Before performing testing it is advisable to do a quick function check. Open the main ‘DYNO’ Window and observe the 
RPM gauge while vehicle is turning the dyno (at this stage it will show the shaft RPM at the sensor, not engine). 
 
It is often worth a quick look before dyno testing to check for a steady and accurate reading as this will show the RPM 
ratio setup is correct and the speed sensor is operating. 

 
 
 

At this stage of setup the gauge will just 
be displaying dyno shaft RPM, not 
engine RPM as no drive ratio has been 
specified  
 
It may require you to rescale to observe 
the reading. See ‘Note’ below. 

 
The software will not display at very low 
RPM, so drive at reasonable speed. 
 

 

 
 
 

The RPM/Speed button makes the 
software use either units of RPM or 
speed (e.g. kph).

 

 

 

Note:

 

The scales of the gauges used during actual testing can be altered in the menu option ‘Scales’ (when analysing 

existing runs they are automatically scaled). 
 

Note

: In inertia dyno mode the ‘Torque’ and ‘Power’ displays do not show data during a test, these are for analysing 

data after a test.

 

Summary of Contents for DYNertia3

Page 1: ...The creators and distributors of this software shall not be liable for any loss damages or costs arising out of but not limited to lost profits or revenue loss of use of the software loss of data or...

Page 2: ...ains basic information for your Inertia dyno chassis type This is a brief overview of some main operations it builds the base that will allow understanding of the features explained in the main DYNert...

Page 3: ...Displaying Engine RPM One Method 11 Performing a Basic Inertia Test Run 12 You are now ready to perform a test 12 Observing the engine data during a test 13 Viewing Loading of Runs Graph Window 14 Lo...

Page 4: ...DYNertia Sensor and Magnet Mount the sensor system to detect the rotation of the roller shaft Note Do not mount the magnet at the outside diameter of the dyno roller shaft as the centrifugal forces w...

Page 5: ...possible Route all cables as far as possible away from the engine and any electric motors such as cooling fans and keep the controller and PC at a distance Coil any spare cable up neatly at the PC Kee...

Page 6: ...correct dyno operation is confirmed and some trial runs have actually been done Do not connect any sensors to input terminals Do not connect anything to the RPM Adapter input including the RPM adapte...

Page 7: ...into another USB port you may need to re link This Window will also appear whenever DYNertia3 is started and the control units are not connected powered or Linked Pressing the Continue OFFLINE button...

Page 8: ...splayed on the second monitor instead and replaced with the test comments field also found in View menu The GRAPH Window displays the Power and Torque as traces that can be overlayed and analysed Trac...

Page 9: ...Leave program settings are in their default position First time use Hardware setup At the top Left of the Window you will find the menu options Under the menu option Setup you will find Hardware Ensur...

Page 10: ...e to do a quick function check Open the main DYNO Window and observe the RPM gauge while vehicle is turning the dyno at this stage it will show the shaft RPM at the sensor not engine It is often worth...

Page 11: ...w visible Ride the bike until the bikes tacho matches the Engine Target RPM in your test gear 4000 RPM in this example shown alter this set point if RPM not suitable for your vehicle then simply press...

Page 12: ...RPM you wish to test to set the minimum RPM to just above the RPM you start testing at Check that Current Ratio is set to Ratio 4 assuming this is the button we used previously to teach a ratio in thi...

Page 13: ...data to display on secondary screens Due to limited screen space with only a single monitor the data is displayed as shown to the Left There are chart recorders and gauges for RPM whilst the 4 data c...

Page 14: ...ctually 10 using secondary screen To temporarily hide any trace from view click on its Check Box to view associated data and notes click on the button Load runs To load a new Run into the graph for vi...

Page 15: ...YNertia3 files on your PC Note If you are selecting a Folder that you wish to use to save runs into then press the File Storage icon top LH It will be this Folders content that is shown when then savi...

Page 16: ...indow The coloured cursor matches selected trace will indicate via the gauges the values present Clicking in the graphs Right hand side where the scales are will display the floating data Window as sh...

Page 17: ...xplained Note Windows may only be relevant if the required data was collected e g Lambda deviation Window is only valid if you are recording Lambda into a data channel Torque analysis Area under curve...

Page 18: ...n greatly speed testing AutoInc is to automatically increment a file name rather than re typing it in The menu Help Shortcut Keys lists the shortcut keys including those that are user assigned e g PgU...

Page 19: ...sive end Note Personally I would set the max RPM lower to prevent the trace from dropping away and risking doubling back under NOT OK Both these traces are running back under themselves at the test en...

Page 20: ...PM adapter which is used to derive torque from the power and is used for the X axis graph scale RPM If you display the same data above in speed mode kph on X axis and not RPM mode it will remove the i...

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