JJF 1674-2017 in English

This document provides detailed procedures and requirements for the calibration of gas detection and alarm devices used for benzene gas. It outlines the applicable scope, reference standards, and essential technical parameters that must be considered during the calibration process. The document includes specific methods for verifying the accuracy, sensitivity, and reliability of these devices under various operating conditions. It also defines the necessary equipment, environmental conditions, and personnel qualifications required to perform the calibration tasks effectively. Additionally, it covers the procedures for recording and reporting calibration results, ensuring consistency and traceability in measurements. This standard is applicable to organizations involved in the maintenance, testing, and certification of gas detection systems to ensure their proper functioning and compliance with relevant safety and regulatory requirements.