Table of Contents
7.
Technical information (measuring ranges, resolution and tolerances)
7.1
Exhaust-gas analysis in petrol-driven vehicles
Component
Measuring range
CO
0.000 ... 10.00 % vol.
0.000 ... 5.000 % vol.
CO
0.00 ... 18.00 % vol.
2
0.00 ... 16.00 % vol.
HC
0
0
O
0.00 ... 22.00 % vol.
2
0.00 ... 21.00 % vol.
λ
0.500 ... 9.999
0.700 ... 1.300
NO
0
0
NO2
0
** The largest tolerance in each case is permitted
7.2
Opacity measurement
Measured variable
Opacity
Absorption coefficient k
7.3
Engine measurement system TDM+
7.3.1 Temperature measurement
Sensor
Temperature sensor
7.3.2 RPM measurement, petrol-driven vehicles
Sensor
Terminal 1/TD/TN/EST
Clip-on trigger sensor
OT/sensor wheel/opt. sensor 100 ... 8000 rpm
7.3.3 RPM measurement, diesel vehicles
Sensor
BDM
Clamp-on pickup
RIV pickup
OT sensor
TD / TN signal
52
Resolution
0.001 % vol.
0.001 % vol.
0.01 % vol.
0.01 % vol.
... 9999 ppm vol.
1 ppm vol.
... 2000 ppm vol.
1 ppm vol.
0.01 % vol.
0.01 % vol.
0.001
0.001
... 5000 ppm vol.
<= 1 ppm vol.
... 4000 ppm vol.
<= 1 ppm vol.
... 100 ppm vol.
<= 1 ppm vol.
Measuring range
Resolution
0 - 100 %
0.1 %
0 - 9.99 m
-1
0.01 m
Measuring range
Resolution
-20°C ... + 150°C
0.16°C
Measuring range
100 ... 15000 rpm
100 ... 15000 rpm
Measuring range
600 ... 6000 rpm
250 ... 7200 rpm
250 ... 7200 rpm
100 ... 7200 rpm
100 ... 7200 rpm
Accuracy ** from
measured value
- - -
+ 5 %
- - -
+ 5 %
- - -
+ 5 %
- - -
+ 5 %
- - -
+ 4 %
+ 4 %
+ 8 %
- - -
Calibration error limit
Country-specific
-1
0.3 or 0.45 m
-1
+ 0.15 m
for k < 1 m
1
+ 0.15 k
for k > 1 m
Tolerance
2% from (m.v. -25°C) + 1.5%
Resolution
Tolerance
10 rpm
+ 10 rpm
10 rpm
+ 10 rpm
10 rpm
+ 10 rpm
Resolution
Tolerance
10 rpm
+ 2% from measured value
10 rpm
+10 rpm
10 rpm
+10 rpm
10 rpm
+10 rpm
10 rpm
+10 rpm
or absolute
- - -
+ 0.06 % vol.
- - -
+ 0.5 % vol.
- - -
+ 12 ppm vol.
- - -
+ 0.1 %
- - -
- - -
+ 25 ppm vol.
+ 50 ppm vol.
+ 25 ppm vol.
-1
in Germany
-1
-1
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