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JJF 1221-2009
JJF 1221-2009 Calibration Specification for Chassis Dynamometers for Automobile Emissions Testing
Abstract
This standard specifies the metrological characteristics, calibration conditions, calibration items, and calibration methods of chassis dynamometers used for detecting exhaust pollutants from automobiles (hereinafter referred to as chassis dynamometers).
This standard applies to the calibration of chassis dynamometers used for detecting exhaust pollutants from automobiles equipped with spark-ignition engines under steady-state operating conditions, simple transient operating conditions, and compression-ignition engines under load-and-deceleration operating conditions.
General Product Information
| Document Type | National Metrology Technical Specifications JJF |
|---|---|
| Standard Status | Replaced |
| Standard Code | JJF 1221-2009 |
| Implement Date | 2009-10-10 |
Price
$ 28.00
Subtotal
$ 28.00
Tax
$ 0.00
Order Total (incl. tax)
$ 28.00