The measuring inputs of the CAN bus module have the following electrical data:
Feature |
Value |
---|---|
Resolution |
16 bit |
Thermocouple inputs |
Quantity: 2 Suitable for thermocouples of type K, class 1 as per IEC 584 With cold junction compensation Measuring range: –200 °C to +1,200 °C (–328 °F to +2,192 °F) Measurement resolution: 0.1 K Measuring accuracy: ± 0.1 K Sampling rate: 100 Hz per input The measuring point of the thermocouple must be insulated from the housing. |
Analog current inputs |
Quantity: 2 Permissible current: max. 22 mA Current range for measured values: 4 mA to 20 mA Measurement resolution: 0.001 mA Measuring accuracy: 0.01 % FS Sampling rate: 200 Hz per input |
Period CAN message |
200 ms |
The measuring probe of the NOX sensor P/N 56.03.003 has the following characteristics:
Feature |
Value |
---|---|
Measuring range nitrogen oxide (NOX) |
0 ppm to 3,012 ppm |
Measuring accuracy nitric oxide (NO) |
See table 1, valid measured values from O2 ≥ 1 vol% |
Response time nitric oxide (NO) |
t10–90: max. 1,800 ms at exhaust gas velocity 10 m/s |
Light-off time nitric oxide (NO) |
Max. 80 s after dew point release |
Cross sensitivity NOX measurement |
Ammonia (NH3) typ. 110 % |
Sensitivity NOX measurement |
Nitrogen dioxide (NO2) typ. 85 % |
Measuring range oxygen (O2) |
0 % to 20.95 % |
Measuring accuracy oxygen (O2) |
See table 2 |
Response time oxygen (O2) |
t10–90: max. 800 ms at exhaust gas velocity 11 m/s |
Light-off time oxygen (O2) |
Max. 45 s after dew point release |
Exhaust gas velocity |
10 m/s to 100 m/s |
Table 1: Measuring accuracy nitric oxide (NO)
Measurement |
Measuring accuracy at O2 ≥ 1 vol% |
|
---|---|---|
New |
Aged |
|
0 ppm |
± 8 ppm abs |
± 10 ppm abs |
90 ppm |
± 10 ppm abs |
± 12 ppm abs |
1,500 ppm |
± 8 % rel |
± 10 % rel |
Table 2: Measuring accuracy oxygen (O2)
Measurement |
Gas composition |
Measuring accuracy |
|
---|---|---|---|
New |
Aged |
||
0 % |
N2 with 1 % H2O |
± 0.2 % abs |
± 0.3 % abs |
8.29 % |
8.29 % O2 in N2; 0 % H2O |
± 6 % rel |
± 8 % rel |
12 % |
12 % O2 in N2; 0 % H2O |
± 6 % rel |
± 8 % rel |
20.95 % |
20.95 % O2 in N2; 0 % H2O |
± 6 % rel |
± 8 % rel |