This standard specifies the test methods for the ambient temperature, temperature field and surface temperature of installed components and devices of electronic equipment printed board assemblies under natural cooling conditions.
SJ 2709-1986 history
2016SJ/T 2709-2016 Temperature test method for printed board assemblies
1986SJ 2709-1986 Methods of measurement for temperature of printed board assemblies
SJ 2709-1986 Methods of measurement for temperature of printed board assemblies was changed to SJ/T 2709-2016 Temperature test method for printed board assemblies.