GB/T 18268.1 Electrical equipment for measurement,control and laboratory use.EMC requirements.Part 1:General requirements
GB/T 18271.1 Process measurement and control devices—General methods and procedures for evaluating performance—Part 1: General considerations
GB/T 18271.2 Process measurement and control devices—General methods and procedures for evaluating performance—Part 2:Tests under reference conditions
GB/T 18271.3 Process measurement and control devices—General methods and procedures for evaluating performance—Part 3: Tests for the effects of influence quantities
GB/T 18271.4 Process measurement and control devices—General methods and procedures for evaluating performance—Part 4:Evaluation report content
GB/T 2423.3 Environmental testing—Part 2:Testing method—Test Cab:Damp heat,steady state