dtec DYNertia3 - Default Chapter; Table of Contents

www.dtec.net.au
3
DYNertia3 user manual
Table of Contents
Chapter 1: Introduction .............................................................................................................................. 10
Introduction .......................................................................................................................................................... 11
Features ................................................................................................................................................................ 12
Overview- ......................................................................................................................................................... 12
Analysing Test Results-.................................................................................................................................. 12
Data Acquisition- ............................................................................................................................................. 13
File Management- ............................................................................................................................................ 14
Printing- ............................................................................................................................................................ 14
Additional Functions- ..................................................................................................................................... 14
Load Control Options (EC and PC units)- ..................................................................................................... 15
Chapter 2: Hardware Installation ............................................................................................................... 16
Hardware Mounting .............................................................................................................................................. 17
Mounting the DYNertia3 Sensor and Magnet ............................................................................................... 17
Alternate Sensors to the supplied one ......................................................................................................... 18
Mounting the Electronic Control Unit ........................................................................................................... 19
Hardware Wiring ................................................................................................................................................... 20
Power supply connection ............................................................................................................................... 20
Example of typical wiring (additional devices shown) ................................................................................ 21
‘Linking’ Hardware to PC ..................................................................................................................................... 22
Chapter 3: ‘Brake’ Style Dyno Setup ......................................................................................................... 23
Brake (Absorber) Style Dyno Setup ................................................................................................................... 24
Basic concept .................................................................................................................................................. 24
Variations ......................................................................................................................................................... 25
Types of testing used with brake (retarder/absorber) style dyno’s ........................................................... 25
Load cell calibration and wiring for Brake type ........................................................................................... 25
Chapter 4: ‘Setup’ Menu Options .............................................................................................................. 26
Hardware- Setup Menu ........................................................................................................................................ 27
Brake / Inertia Button ................................................................................................................................ 27
Chassis / Engine Button ........................................................................................................................... 27
Inertia Mass Constants ............................................................................................................................. 27
Roller Circumference ................................................................................................................................ 27
Tire Circumference .................................................................................................................................... 27
Mass RPM Limit ......................................................................................................................................... 27
Sensor/Mass Ratio .................................................................................................................................... 28
Pulse Generator ......................................................................................................................................... 28
Tacho / Speedometer ................................................................................................................................ 28
OBDII Adapter input for Engine RPM and vehicle speed ...................................................................... 28
RPM Adapter input for Engine RPM ........................................................................................................ 28
Brake Inertia Correction (Only in ‘BRAKE’ mode) ................................................................................. 29
After Run Auto Braking/Vehicle Loading ................................................................................................ 29
Hardware Connections ............................................................................................................................. 30
Circumference Calculator ......................................................................................................................... 30
Moment Of Inertia Calculator ................................................................................................................... 30
Software- Setup Menu ......................................................................................................................................... 31
Graph Smoothness ......................................................................................................................................... 31
Point by Point (Open Loop Brake Mode) ................................................................................................ 31
Inertia Mode Graph Smoothness ............................................................................................................. 31
Passwords ....................................................................................................................................................... 31
Password (Program & Setup)................................................................................................................... 31
Lambda / AFR .................................................................................................................................................. 31
Preferred Lambda/AFR Channel .............................................................................................................. 31
Custom Fuel – Stoic/AFR and Name ....................................................................................................... 31
Graph ................................................................................................................................................................ 32
Auto Display of Last Run .......................................................................................................................... 32