This part of JB/T 4278 specifies the calibration items and technical requirements for smoke density testing devices, calibration instruments, calibration methods, calibration results and processing. This section applies to the verification of newly manufactured, in-use and repaired smoke density testing devices.
JB/T 4278.16-2011 Referenced Document
JB/T 4278.1-2011 Verification procedure for test equipment of rubber plastic wire and cable.Part 1: General
JB/T 4278.16-2011 history
2011JB/T 4278.16-2011 Verification procedure for test equipment of rubber plastic wire and cable.Part 16: Smoke density test device