Configuring the CTC II
Automatic roller adjustment
32
• Edition 01/2
009
Automatic roller adjustment
In automatic roller adjustment, the roller adjustment value (distance of the
measuring roller per electric pulse in cm/imp) is calculated using a reference
vehicle.
The steps involved in
automatic roller
adjustment
•
Measurement of wheel circumference on the road.
•
Entering of “Wheel Circumference Road” in the CTC II.
•
Measurement of wheel circumference on the test stand.
•
Calculation (with display) and saving of the roller adjustment value
(distance of the measuring roller per electric pulse in cm/imp).
Measurement of wheel circumference on the road
Carry out the automatic roller adjustments with a typical test vehicle (with the
largest possible wheels).
◄
Important
The following test sequences are written in a easily comprehensible style.
◄
Important
Fig. 8: Measurement of wheel circumference on the road
10 wheel revolutions
1
Park the unloaded vehicle on a level road.
2
Determine the wheel perpendicular at the drive wheel and chalk-mark both wheel
and road.
3
Move the vehicle 10 wheel revolutions forwards at walking speed.
4
Use a measuring tape to measure the distance covered and divide this value by
10.