Rise time. The rise time of the exhaust flow instruments and methods should match as far as possible the rise time of the gas analysers as specified in paragraph 4.2.7. but shall not exceed 1 second.
Rise time. For raw exhaust gas analysis, the rise time of the analyser installed in the measurement system shall not exceed 2.5 s.
Rise time. The rise time, defined as the time between the 10 per cent and 90 per cent response of the final reading (t10 to t90; see paragraph 4.4.), shall not exceed 3 seconds.
