U.S. Code of Federal Regulations

Regulations most recently checked for updates: Mar 22, 2023

All TitlesTitle 40Chapter IPart 1065Subpart C - Measurement Instruments

MEASUREMENT OF ENGINE PARAMETERS AND AMBIENT CONDITIONS
§ 1065.210 - Work input and output sensors.
§ 1065.215 - Pressure transducers, temperature sensors, and dewpoint sensors.
§ 1065.201 - Overview and general provisions.
§ 1065.202 - Data updating, recording, and control.
§ 1065.205 - Performance specifications for measurement instruments.

FLOW-RELATED MEASUREMENTS
§ 1065.220 - Fuel flow meter.
§ 1065.225 - Intake-air flow meter.
§ 1065.230 - Raw exhaust flow meter.
§ 1065.240 - Dilution air and diluted exhaust flow meters.
§ 1065.245 - Sample flow meter for batch sampling.
§ 1065.247 - Diesel exhaust fluid flow rate.
§ 1065.248 - Gas divider.

CO AND CO2 MEASUREMENTS
§ 1065.250 - Nondispersive infrared analyzer.

HYDROCARBON MEASUREMENTS
§ 1065.260 - Flame-ionization detector.
§ 1065.265 - Nonmethane cutter.
§ 1065.266 - Fourier transform infrared analyzer.
§ 1065.267 - Gas chromatograph with a flame ionization detector.
§ 1065.269 - Photoacoustic analyzer for ethanol and methanol.

§ 1065.270 - Chemiluminescent detector.
§ 1065.272 - Nondispersive ultraviolet analyzer.
§ 1065.274 - xxx
§ 1065.275 - N2O measurement devices.

§ 1065.280 - Paramagnetic and magnetopneumatic O2 detection analyzers.

AIR-TO-FUEL RATIO MEASUREMENTS
§ 1065.284 - Zirconia (ZrO2) analyzer.

PM MEASUREMENTS
§ 1065.290 - PM gravimetric balance.
§ 1065.295 - PM inertial balance for field-testing analysis.
§ 1065.298 - xxx
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