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3. Technical data Measurement chamber
E-chamber principle, exhaust-gas supply at the center
Length 430 mm
Inside diameter 16 mm
Heated; gas temperature in measurement chamber between 70 °C and 200 °C
Measurement
Measurable Measuring Resolution Calibration/Road-
variable range worthiness limit
Opacity 0 - 100 % 0.1 % –
Absorption 0 - 10 m
-1
0.01 m
-1
0.3 or 0.45 m
-1
coefficient k in Germany
± 0.15 m
-1
for k ≤ 1 m
-1
and
± 0.15 k for k > 1m
-1
in Switzerland
During the calibration procedure, the prescribed measurable variable must be set using
a lead-sealed switch.
Power supply RTM 430
2 x 14.5V~ / 8A
Power supply RTM 430 internal
Processor + 12 V 100 mA
- 12 V 100 mA
+ 5 V 200 mA
Ventilator + 12 V 1 A
Valve + 12 V 1 A
Measurement chamber heater ~ 24 V 4.2 A (100 W)
Dimensions and weight
Dimensions (W x H x D) 594 x 203 x 151 mm
Weight approx. 8 kg
Noise emission ≤ 70 dB (A)
Temperature range
Accuracy +2°C - +45°C
Accuracy with Winter Kit -5°C - +45°C
Maximum exhaust-gas temperature
at RTM 430 inlet 200°C
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